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  1. Trailer Brake Controller
  2. CURT
  3. Electric
  4. Electric over Hydraulic
  5. Time Delayed Controller
  6. Up to 3 Axles
THIS ITEM IS NOT A FIT FOR
2015 Chevrolet Trax
etrailer Installation
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CURT

Curt Venturer NEXT Trailer Brake Controller w/ Custom Harness - Up to 3 Axles - Time Delayed

Part Number: C23GV
In Stock
$91.69
Trailer Brake Controller
Not Confirmed to Fit

2015 Chevrolet Trax

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We'll connect you with nearby partnered installers who know this exact setup.
This compact brake controller fits nicely in your cab. You can mount it anywhere you like and it's only 1" thick. The LED display keeps it simple with bar indicators, while the large manual override is easy to reach in a pinch. Great Prices for the best trailer brake controller from CURT. Curt Venturer NEXT Trailer Brake Controller w/ Custom Harness - Up to 3 Axles - Time Delayed part number C23GV can be ordered online at etrailer.com or call 1-800-940-8924 for expert service.
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  • Reviews (121)
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  • Videos (2)
  • Photos

CURT Trailer Brake Controller - C23GV

Highlights

  • Custom Fit for Your Vehicle: Works with your vehicle's existing wiring.
  • Confident towing control: Time-delayed system lets you preset trailer brake intensity.
  • Quick, no-splice install: Custom harness plugs directly into the factory port.
  • Fits tight spaces easily: Compact 1"-thick box mounts anywhere at any angle.
  • See settings at a glance: LED display shows gain, load, and error messages clearly.
  • Fine-tune braking feel: Rocker switches adjust gain and load for smooth stops.

Features to know about

Fits Cleanly Under the Dash: Compact, Low-Profile Design

The Curt Venturer NEXT keeps your cab tidy and comfortable. At just 1" thick and 4" long, it mounts flush against the dash using the included bracket and hardware. There are no angle or placement restrictions, so you can position it wherever it’s easiest to reach. The low-profile build leaves plenty of knee room while keeping the controls right where you need them.

Simplifies Setup: Plug-In Custom Harness

Installation couldn’t be easier thanks to the included custom-fit adapter. It plugs right into the factory port under the dash—no cutting or splicing wires. Once connected, the Venturer NEXT communicates directly with the trailer brakes through your vehicle’s existing tow wiring. It’s truly plug-and-play for a fast, clean install that looks right at home.

Keeps You In Control: Adjustable Time-Delayed Braking

This controller uses time-delayed braking, which means you set exactly how much braking power and how fast it applies to match your trailer and load. Use the rocker switches to fine-tune both gain and load—gain sets the maximum power (for up to 3 axles or 6 brake assemblies), while load adjusts how quickly that full power comes on. Whether you’re towing light or heavy, you can dial in smooth, predictable braking every time.

Close-up of Curt Venturer NEXT trailer brake controller showing adjustment controls for gain and load settings used to fine-tune trailer braking performance.

Easy to Read and Troubleshoot: Simple LED Display

The Venturer NEXT’s LED display shows your settings as a spectrum of bright bars that are easy to see at a glance. It also displays error messages for quick troubleshooting and automatically adjusts brightness for day or night driving. When you need manual control, a large pinch-trigger override is right at your fingertips for instant trailer braking without taking your eyes off the road.

LED display of Curt Venturer NEXT trailer brake controller showing indicator bars and status messages for brake setup and diagnostics.

Built for Reliable Performance: Smart Power Management

Auto-sleep mode prevents battery drain when parked, while built-in self-diagnostics monitor trailer connection and check for shorts. It’s compatible with PWM, ABS, cruise control, and electric-over-hydraulic brake systems, ensuring dependable operation in a wide range of towing setups—all backed by a limited lifetime warranty.

Specs

Application

  • Application: trailers with up to 3 axles (6 brake assemblies)
  • Compatible with: low-volt, PWM, ABS, cruise control, and electric-over-hydraulic trailer brakes

Dimensions

  • Dimensions: 4" long x 3-1/8" wide x 1" thick

Warranty

  • Limited lifetime warranty

Note

  • If you don't already have a 7-way plug at the back of your vehicle, take a look at our exclusive 7- and 4-way brake control installation kit (ETBC7 - sold separately).

What is Time-Delayed Braking?





Time-delayed braking means that when you apply the brakes in your vehicle, the controller activates the trailer brakes at a pre-set intensity and rate. Both the amount of braking power (gain) and rate of application (load) can be adjusted to suit your preference, the road conditions, the type of trailer, and the weight of your load. To determine which levels are best for your application, test your towing setup and choose what feels right.

51116 Curt Venturer NEXT Time Based Trailer Brake Control - 1 to 3 Axles

Replaces Curt 51110

51352 Curt Quick Plug Brake Control Adaptor Harness

Installation Details C23GV Installation instructionsAlternate Instructions C23GV Installation instructions



Video of Curt Venturer NEXT Trailer Brake Controller w/ Custom Harness - Up to 3 Axles - Time Delayed
Video Thumbnail Video Player Dialog

Videos are provided as a guide only. Refer to manufacturer installation instructions and specs for complete information.




Video Transcript for Curt Venturer NEXT Trailer Brake Controller w/ Custom Harness Feature Review

Hi there. I'm Michael with etrailer.com. Today we're gonna take a quick look at this CURT Venturer NEXT Trailer Brake Controller. Now, if you're not familiar, if you have electric trailer brakes on your trailer, you are going to need a brake controller in order to activate those brakes. Otherwise, they're not really doing anything for you. There are several different kinds of brake controllers out there, different features and that sorta thing.

This is really gonna be your more basic option. So it's not gonna have some of the more advanced features that allow you to control the intensity of your braking in the moment, but this is going to be enough to get your brakes functioning. So if you are just looking for the base model that's gonna do the job for you without having to pay a whole lotta money, this is gonna be a great way to go. This will work for your trailers that have up to three axles, so six brake assemblies. Basically the way this works, every time you apply the brakes in your vehicle, a signal is sent via your brake switch to the Venturer.

The controller is then gonna send that power out to your trailer brakes to activate them with an intensity that's preset by you. It does also have the predetermined rate, which is also set by you, and we'll get into what those two terms mean, but this is going to be a time delay system. So unlike some other brake controllers that are proportional, this is going to apply the brakes at the same intensity whether you're tapping on the brakes or slamming on the brakes in an emergency sorta situation, that your trailer's brakes are gonna apply at the same rate either way. Both the amount of your braking power, called the gain, and the rate of the application, which is called the load, can be adjusted to suit your preferences, the road conditions, the type of trailer you have, and the weight of your load. We've got the switches here that are going to allow you to very easily access that and adjust.

So we've got 10 different gain settings. You select a higher setting for your harder braking and a lower setting for your more gradual braking. You do wanna go as high as you can without your trailer's brakes locking up. That's a good indicator that you've gone a little too far, so you wanna come back down a little bit. Typically your gain is only gonna be readjusted when you're experiencing changing road conditions or if the weight of your trailer changes.

So if you've taken off your load, you might wanna adjust it so that it's not engaging as hard with that lighter empty trailer. This also provides nine different load settings, and that's gonna control the aggressiveness of your trailer's braking, meaning how quickly the brakes reach their maximum braking level. So you've got all that adjustability to preset it, but then once you apply the brakes, it's going to apply that same power and as quickly each time. So again, whether you're tapping on the brakes or you're slamming on them, the trailer's brakes are gonna apply that same amount of pressure. So unlike your proportional systems which will apply the trailer's brakes in proportion to how intense you're applying the tow vehicle's brakes, this is not gonna have that feature. It does have a very simple LED display that's gonna show the amount of power output. So you can adjust that in one-digit increments so that you can know where you're at, you know how much intensity you've got. The brightness is also adjustable, so you can view it optimally either. No matter if you're driving during the day or at night, you can adjust that brightness level. We also have the pinch trigger that's going to give you that manual override capability, so very easy to reach if your trailer begins to sway or if you're stopping in an emergency situation. You can activate your trailer's brakes and the brake lights without having to apply the brakes on your tow vehicle just by pushing in on that switch or that trigger there. This is gonna be very quick and easy to get installed. There really are no mounting restrictions. So with a proportional system, you have to have it mounted in a certain orientation for the internal components to sense the inertia. This, you don't have to worry about that. They've got this mounting bracket here with the included hardware that you can get mounted flat on your dash, and then it just kinda slips in place there, so basically flush with your dash. Very simple to get installed, and you don't have to worry about getting a certain orientation. You can mount it basically whichever way is gonna work best for your setup. You can see our width there. We're looking at approximately 3 1/8 of an inch wide. Our length, we're sitting at approximately four inches, and then our thickness, call it about an inch. So keep that in mind when determining where you're gonna mount this. Now, to get it wired in, it's gonna depend on your setup. If your vehicle is already equipped with a plug-in brake controller wiring harness, all you have to do is just connect the unit to it, so very simple there. If you don't have a built-in system, there are some plug-in vehicle-specific brake control wiring adapters available that are gonna help to reduce your installation time, and of course, that is gonna depend on your vehicle. So I'd recommend using our vehicle fit guide here at etrailer.com. You'll select your year, make and model of your vehicle. We'll let you know which products will work for you. So specifically for those vehicle-specific kinda products, that's more important, but if you do have one of those available, I'd highly recommend going with that. Otherwise, if you are just going to wire it in place, you are gonna need either the 20-amp circuit breaker if you have a two, three or four-brake application, so with two or four-brake application, or you'll need the 30-amp for a six-brake application. So depending on your setup, you'll need either one of those, and again, if you don't already have a seven-way plug at the back of your vehicle, I highly recommend our ETBC7 seven and four-way brake controller installation kit that you can see on the screen there. So that's gonna give you that plug at the back of your vehicle so that you can plug in your trailer's wiring and make sure everything is connected properly. This does come with a limited lifetime warranty. So if you we're to have any issues with it, you're more than welcome to reach out to us here at etrailer.com, but like I said, this is a very basic model. I think it's gonna get the job done for you. It's not gonna have a whole lot of bells and whistles and that sort of thing, but it is gonna help to apply those brakes on your trailer, and that completes our look for today. Again, I'm Michael with etrailer.com. Thanks for watching.

Ratings & Reviews

4.8

378 reviews
Review sort icon
This compact brake controller fits nicely in your cab. You can mount it anywhere you like and it's only 1" thick. The LED display keeps it simple with bar indicators, while the large manual override is easy to reach in a pinch.

by: Aaron H WI07/06/2015

Made installation a breeze. Truck already had factory 7 pin, this was literally plug and play! Cable was perfect length



by: Kenneth 04/20/2020

George, the wiring harness only took 3 mins. to install and works great. I couldn't take a picture because it tucked away so well. Now I can pull my 21 ft camper over the Colorado mountain passes safely. Thank you and stay healthy and safe.



by: Larry P.03/03/2017

Appears to be the correct harness as the plugs match the brake unit and the splice in GM pig tail that came with the truck. Bought it to avoid cutting and splicing as well as avoiding voiding the brake unit warranty. Big Benefit also that I can unplug and move to another vehicle if needed Had the unit within 5 days including the week end, that's great customer service by etrailer



by: Chris vent04/02/2015

Fast delivery. Super easy installation. Super easy setup. I had my trailer hooked to my truck and was testing the new brake control in 30 mins after opening the box from the big brown truck.



by: Sarge05/30/2017

This was well worth the money. No. cutting required it was fast and easy. Come to find out I had an universal type one that came with my truck but it would have required me to cut wires. But the universal one did have a fuse that is needed to have the trailer brakes work. So keep in mind you may need to buy one of those. I assume they are cheap but just another step in having it work!



by: Bruce M. 10/28/2018

This made installation of the brake controller a dream. Connect to controller and plug into the port for the truck, 2005 Chevy 1500 Silverado. No muss, no fuss. Total installation time was about 20 minutes.



by: Cliff W.10/16/2014

Great way to get an electric brake controller wired into your vehicle. GM was real smart to put a plug receptacle in the electric box for the electric brakes for trailers. etrailer shipped my order right away and all the items ordered were in great shape. Will be buying from them again.



by: Steven06/10/2020

-Plug in and go--- Quick and easy installation. Works great. etrailer was great to deal with. I had a missing part in one of the boxes, due to careless shipping, and I E-mailed about the part and etrailer sent a new part right away. Thanks for great service.



by: Perry11/28/2017

First, let me say that I have never been disappointed with any of my transactions with etrailer. This holds true with my latest purchase of a Curtis brake controller and pigtail. This is my second because the first was fried when the trailer wiring shorted out. I received the controller in 3 days, which included a partial weekend. The pigtail make installation so simple. I literally had the old controller out and the new one in within 5 minutes. I will look at etrailer first for any of my trailering needs.



by: Don Douglass 11/14/2016

Second time I have ordered parts for towing my trailer. Product was a snap well 2 snaps to install and works perfectly. Allows me to move my brake controller between both my vehicles. Used customer service this time as well and was extremely satisfied. Staff was knowledgeable, kind, and friendly.



by: Bill B06/09/2014

Plug and play for GM trucks, very easy to hook up to the brake controler. Watch the instalation videos to see what terminal it plugs into on the vehicle.

Bill B. profile picture

Bill B.

6/9/2015

Im still using the above items and have had no problems with them. Thanks.



by: Micheal08/05/2020

Made brake controller install ridiculously easy. Thanks Etrailer.com

Micheal M. profile picture

Micheal M.

8/6/2021

Made the installation of brake controller super easy. Absolutely worth it. I wouldnt do it any other way after using this.



by: Jim S.04/21/2014

Given the fact that I only planned to tow my travel trailer one way up to the lake, I wanted an inexpensive brake controller. I looked online and in stores, and they were all over $100. When you added in the wiring. The controller I purchased from E-trailer only cost $49.99 including the wiring. I simply plugged it in, and after a short test tow, it works great. Took about 15 minutes to install. I'm very satisfied with my Curt brake controller. Got it in 3 days after ordering. Arrived fast, installed fast, and works great at a great price. What more can you ask? I'll be ordering from E-trailer in the future. Thank you.



by: none11/16/2014

Great price and prompt order processing. Controller mounting kit and harness made for a very easy install; about 20 minutes. Unit worked without any problems on a recent 300 mile trip with a horse trailer. Went over some fairly steep inclines in the Blue Ridge area of Virginia. Chose Curt Tri-flex controller over the more expensive brands because two of the three trailer dealers in the area carried those units as their default controller. The unit has all the braking functions without the fancy screens and interfaces. Found that I rarely looked at the controller display and the discrete black box worked for me.



by: T Jones03/08/2025

Easy Install with the Harness I bought for it. Works great.



by: David03/03/2022

The adapter is as advertised, although I have an older brake controller that I had to do a small amount of wire splicing.

David profile picture

David

3/4/2023

Just fine.



by: Mark W. 05/29/2017

Bought this trailer controller cable with a Curt Trailer Brake Controller. I dont know if it works or not. I installed this along with thr trailer brake controller at the same time. Nothing works. No lights power up on the controller. I highly respect Curt Products as I have many installed on my truck, but I'm disappointed with this combo purchase.



by: Pete D.07/28/2016

The Curt electric brake controller was the easiest installation I have ever had. I ordered the custom wiring adapter along with the brake controller; it all came with easy to follow instructions and it only took about 30 minutes to install the entire unit. I had done some checking around to get estimates from various companies which do the installations and their costs were around $300.00. The Curt unit including the adapter wiring was $**.00 and a very easy install. I used the brake controller during a recent camping trip on which I was pulling a 24 foot camp trailer. The controller worked great and I could easily control the trailer in some extreme mountainous terrains in Wyoming.

Pete D. profile picture

Pete D.

7/28/2017

Still works great after a year no problems at all.



by: Harold03/25/2026

Associate was very helpful email several options and price that l could choose Received order in timely manner was easy to install less than 10 minutes Will definitely use these guys again for towing needs



by: Freddie08/08/2026

Pluged in perfect, absolutely recommend



by: Arizona Slim06/04/2026

I am using this for a test fixture. I have found it to be easy to use and having a reliable ramp rate for EOH brake actuation.



by: Milt02/17/2026

I replaced my previous Curt venturer with the new one and it was easy. Just plug it in. Used it this weekend and did great with easily adjustable trailer brakes
Milt



by: Randy08/18/2026

It was easy to install. Just plug in and ot works. Fast shipping.



by: Jeffrey06/10/2026

You guys were very helpful and I'm having the tow hitch and wiring installed with AP Automotive.



by: Casey07/19/2026

Fit my 2005 2500 4x4 6.0 Chevy Silverado and triflex next controller and worked perfectly.


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See what our Experts say about this CURT Trailer Brake Controller

  • Availability of Plug and Play Brake Controller Wiring Harness for 2025 Ram 1500
    Hey Matt! We do sell the wiring adapter for your 2025 Ram 1500. The Curt # C51446 is what you need. This will allow you to plug the # C74VV into the factory wiring for installation. If you need anything else let me know!
    view full answer...
  • Will the Light on the Curt Venturer NEXT Trailer Brake Controller Drain My Battery?
    Yes, you can! The display light on the Curt Venturer NEXT Trailer Brake Controller item # C74VV is an LED so it draws an extremely low amount of power from your truck's battery. It will not kill your battery.
    view full answer...
  • Troubleshooting Red Flashing Light on the Curt Venturer Trailer Brake Controller # C74VV
    If you check out the picture that I attached you can see that your Curt Venturer Trailer Brake Controller # C74VV that you installed is detecting an overload or short on the brake circuit of your 2008 GMC Sierra. The wiring adapter # C51515 that you also installed is the correct adapter so now we need to determine if the problem is on your Sierra or your trailer. If you have another trailer with brakes handy then you can simply hook up to that trailer and see if the same thing happens. Whether...
    view full answer...
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  • Green Light On all the Time for Curt Venturer Brake Controller
    A single green light with the Curt brake controller part # C74VV means that no trailer is connector and the manual override or brake pedal is pressed. If you are seeing that all the time you most likely have a short between the power wire of the controller (black) and the stoplight wire (red) which makes the controller think the pedal is applied. Use a circuit tester like part # PTW2993 to probe the red wire of the controller. If it's seeing voltage all the time then my theory is correct....
    view full answer...
  • Is Curt Venturer Trailer Brake Controller a Plug-and-Play Option on 2014 GMC Sierra?
    If you have the factory tow package on your 2014 GMC Sierra 1500, which from your description it sounds like you do, then the Curt Venturer Trailer Brake Controller # C74VV is plug-and-play. All you need is the Curt Custom Wiring Adapter # C51451; one end plugs into the brake controller and the other end plugs into the port beneath your dash.
    view full answer...
  • Curt Brake Controller Wiring Harness for 2018 Toyota 4Runner
    Hey Jody! If you have factory wiring with a tow port under the dash the Curt Venturer NEXT # C57SV is the better choice. This includes a custom wiring harness for a plug and play installation. It is worth mentioning that this is a time delayed controller, which really isn't the best for towing. I recommend getting a proportional brake controller like the TriFlex NEXT # C67GV instead. Proportional brake controllers use accelerometers so the braking force on the trailer matches your vehicle....
    view full answer...
  • Curt Venturer Brake Controller Troubleshooting on 2009 Saturn Outlook
    It sounds like you might have an issue with your ground, or you may need to simply reset your brake controller now that it has been installed. Once you turn your vehicle on and the trailer isn't connected, there should be a red light that appears on the controller. To reset your brake controller, unplug the pigtail harness for about five minutes. After that, plug the harness back into the brake controller. If resetting the controller doesn't work, try grounding the controller to a different...
    view full answer...
  • Custom Brake Controller Wiring Harness for 2019 Jeep Grand Cherokee and Installation Location
    For your 2019 Jeep Grand Cherokee, the harness connection point is under the dash to the left hand side. I've attached a photo to help as well as a video of this installation. If you are using a Tekonsha Brake Controller like the Prodigy P3 # 90195 then you will use # TK93VR for your wiring harness. If you are using a Curt controller like # C74VV you will use harness # C51446. Finally if you are using a controller like the RedArc Tow Pro Elite # RED44FR, then you will use the pigtail...
    view full answer...
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  • How Does Brake Controller Install in 2011 Chevy Colorado
    Yes it is that simple! To wire in a brake controller to your 2011 Chevy Colorado only requires you to wire the four wires of the controller to the 4 wires that are present under the dash of your truck. I attached an install video that shows this process on a similar 2015 Colorado.
    view full answer...
  • 2020 Dodge Ram 1500 Classic WIring Harness for Curt Trailer Brake Controller
    For your 2020 Ram 1500 Classic and Curt Venturer Brake Controller # C74VV you can simply use the wiring harness # C51458 to connect it. It will be a simple plug and play with your factory wiring connectors.
    view full answer...
  • Troubleshooting Brake Controller Where Screen is Blank and Stopped Working
    Most likely you blew a fuse if the brake controller screen one day stopped working. But that also depends on how the controller was installed. Basically the black wire of the brake controller needs to have 12 volts ran to it and the white needs to ground properly. If you can verify that and the controller still doesn't work though that would indicate the controller is bad. If it's a Curt Venturer # C74VV like what you referenced then I'd most likely think it's a bad controller as these...
    view full answer...
  • Troubleshooting Venturer Brake Controller Red Light Comes On Intermittently
    I can help you figure out what's going on with your Curt Venture # C74VV. First lets start with the Red Light that comes on intermittently. The loss of the trailer, intentional in your case, should result in a solid single red light. If this is more of your issue than blinking, the controller is just functioning the way its supposed to when the trailer isn't hooked up. If your red light is flashing instead of solidly lit, according to the directions, a flashing red light indicates that...
    view full answer...
  • Why Would Using 7-Way to 5-Way Adapter Not Let Boat Trailer Reverse
    Hey John, the issue is that your reverse lockout solenoid is not activating on your trailer using the 7-way to 5-way adapter you have. This is most likely due to your 2023 Nissan Frontier 7-way not having the reverse light circuit active as this circuit is active on every vehicle. You can test this with a circuit tester like the # PTW2992 to test the center pin of your 7-way when the vehicle is reverse. Let me know what you find when you do this and we can see what's best route to go.
    view full answer...
  • Installing a Brake Controller on a 2004 Dodge Ram Without a Factory Tow Package
    We have everything you need to install a brake controller on your 2004 Dodge Ram. Since your truck does not have any factory trailer wiring, we will want to install a trailer connector first because the brake controller will tie into the trailer connector, vehicle battery and the vehicles stoplight switch. You will notice 4 wires on the back of your brake controller. The black wire is for 12-volt power from the vehicle battery via a 30-amp circuit breaker. The white wire should be grounded...
    view full answer...
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  • How To Install A Brake Controller On 2019 Chevy Equinox With Factory Package
    According to Curt there is not a plug-and-play brake controller adapter for the 2019 Chevy Equinox so the Curt Venturer Brake controller would need to be hardwired in. To do this, you would need to convert the factory 4-way on the Equinox using a brake controller install kit part # ETBC7. The ETBC7 comes with all of the necessary components to hard wire the 7-way plug to the rear of the Equinox. Your existing 4-way plug will plug into the provided 7-way plug. The wires from the 7-way plug...
    view full answer...
    Image 1 for
  • Trailer Brakes Will Not Work and 2006 Chevy Silverado Lights Malfunction w/Curt Brake Controller
    It sounds like the red wire in the wiring harness # C51352 was not in the correct place. Take a look at the picture I have included and make sure that the wires in your harness are in the same places. This is the end that plugs into the truck. It needs to plug in at the junction box under the dash, to the left. It will plug into the spot that is on the top row, second from the left. The wire functions are white for ground, black for 12 volt power, blue for output to trailer brakes, and...
    view full answer...
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  • Troubleshooting Constant 12V Power on Blue Brake Output Wire with Curt Venturer Brake Controller
    If you are reading a constant 12 volts on the blue brake output wire with the Curt Venturer Brake Controller # C74VV installed, this is indeed an indication that either the controller itself is bad or there's a short somewhere along the brake output wire on your truck (between the controller and 7-Way connector). The first thing I recommend doing is severing the blue wire just a few inches behind the Curt Venturer and testing for power again on this wire. This will isolate the controller...
    view full answer...
  • Troubleshooting Curt Venturer Trailer Brake Controller that Doesnt Recognize Trailer
    The Curt Venturer Electric Brake Controller # C74VV shows just the green light when you press on the brake pedal and there is no trailer connected. So, it sounds like the controller is recognizing the trailer. Start by inspecting both the truck and trailer's 7-way connectors and make sure they're clean and free of corrosion. If this isn't the issue, you'll want to use a tester on the truck's 7-way to see if any power is even getting to the trailer. Use a light tester like #PTW2993 while...
    view full answer...
  • What Is Needed To Install Brake Controller On 2005 Ford F-150 With Factory Tow Package
    On your 2005 Ford F-150 with the towing package, there will be a port under the dash that the Curt Custom Wiring Adapter, part # C51322 plugs into. I have attached a photo that has a red arrow pointing to the location on your truck. The Curt Venturer Trailer Brake Controller, part # C74VV is a time-delayed brake controller designed for a trailer with electric brakes or and Electric Over Hydraulic. It uses a preset sensitivity setting to activate your trailer brakes when you press the...
    view full answer...
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  • How Does Brake Controller Install in 2014 Chevy Traverse with Factory 7-Way
    Your 2014 Chevy Traverse that has the factory 7-way does not require accessing the brake controller wiring if your plan was to install the Curt Echo Mobile brake controller part # C74VV that you referenced. Basically you'd plug in the Echo directly into your 7-way and once you've synced it to your smart phone you'd be ready to tow. If you wanted to install a more traditional brake controller like the P3 part # 90195 you'd use the install harness part # 3026-P which plugs into a gray connector...
    view full answer...
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  • Adding a 7-Way Trailer Connector and Brake Controller to a 1997 Chevy K1500
    You can add a 7-Way connector to your truck but it requires some hard wiring. If your 1997 Chevy K1500 does not already have any trailer connector you would start by installing a 4-Way, # 118315. Then you would need to install 4 and 7-Way installation kit # ETBC7. If your truck already has a 4-Way then you will not need to install a different one. I have included some links that show and explain the ETBC7 installation. The ETBC7 harness also includes the parts needed to wire up a brake...
    view full answer...
  • Location Of Under Dash Brake Controller Port On 2002 Ford F150
    You are right that the gray port is right next to the diagnostic port under the dash on your 2002 Ford F-150 for the brake controller. I have attached a photo that shows where the brake controller port is in relation to the location of the diagnostic port. I have also attached a helpful article for brake controller installation on Ford full-size pickups you can check out.
    view full answer...
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  • Brake Controller for a 2012 Honda Pilot
    There are a lot of options for brake controllers on the market that work with your 2012 Honda Pilot. The Curt Venturer Trailer Brake Controller # C74VV is a basic time-delayed controller that mounts in the cab of your vehicle. With a time-delayed controller, both the amount of braking power and rate of application can be adjusted to suit your preference, but these settings will be constant once you set them. The installation difficulty and additional parts needed depend on what kind of...
    view full answer...
  • Testing a Brake Controller without a Trailer Connected to a 2014 Ford F-150 STX
    Basically, you will follow as much of the set up process as you can in the brake controller instructions. Once the controller is installed and the settings are adjusted for initial set up, set the power output to maximum. With the power set to the max use your multimeter to test for voltage at the brake output pin on the truck's 7-Way connector. Someone will have to sit in the truck and apply the manual override on full while you are testing. You should be getting 11-12 volts. Most...
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  • Can A Redarc Brake Controller Be Plug And Play On A 2005 Chevy Avalanche?
    Hi David! There is indeed a way to get either the Redarc Tow-Pro Elite Brake Controller - Dash Knob - Off-Road Mode - Up to 3 Axles - Proportional # RED44FR or the Redarc Tow-Pro Liberty Brake Controller # RED52VR to work with your 2005 Chevy Avalanche. It will kind of be plug and play (ish) as well. So with that said, both of the aforementioned brake controllers come with universal wiring (blunt cut wires to be hardwired). To make this a plug and play type install, you will need to also...
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  • Trailer Brakes Will Not Work and 2006 Chevy Silverado Lights Malfunction w/Curt Brake Controller
    It sounds like the red wire in the wiring harness # C51352 was not in the correct place. Take a look at the picture I have included and make sure that the wires in your harness are in the same places. This is the end that plugs into the truck. It needs to plug in at the junction box under the dash, to the left. It will plug into the spot that is on the top row, second from the left. The wire functions are white for ground, black for 12 volt power, blue for output to trailer brakes, and...
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  • Comparing Tekonsha Prodigy P2 and Curt TriFlex Brake Controllers for a 2005 Chevy Silverado 1500
    The Tekonsha Prodigy P2 Trailer Brake Controller part # 90885 with the Tekonsha Plug-In Wiring Adapter for Electric Brake Controllers part # 3015-P is what I recommend for a 2005 Chevrolet Silverado 1500 over the Curt TriFlex Trailer Brake Controller part # C24VV with the Curt Custom Wiring Adapter for Trailer Brake Controllers part # C51352. The Curt TriFlex and Tekonsha Prodigy are both good options with similar features but the Prodigy is much more proven and has been around longer.
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  • Curt Brake Controller Wiring Adapter for a 2006 GMC Sierra
    We do have a plug-in adapter for your 2006 GMC Sierra, but the Curt # C51451 that you referenced is a fit for Chevy Silverado and GMC Sierra pickups starting in 2014. For your 2006 Sierra you want the Curt # C51352 instead. This adapter will plug into the junction box beneath your vehicle's dash as is demonstrated in the attached photos.
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  • Location to Install Brake Controller Power Fuse on 2003 GMC Sierra
    I am assuming you are speaking of the fuse that activates the power feed to the brake controller. The 30 amp fuse is installed in the power distribution box as shown in the photo I have edited. The power distribution box is located under the hood, on the drivers side on the fender well. I have linked you to an FAQ article that describes how to install a brake controller on a 2003 GMC Sierra.
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  • How to Install a Curt Brake Controller in a 2006 Chevy Silverado 1500
    You have installed correctly all of the components you referenced. The # C51110, # C51352, and the # HM40975. The issue you are experiencing is that the tow package wiring under the hood of your truck hasn't been completed like you suspected. The blue wire will need to get run to the brake output circuit of the 7-way you installed. Since this circuit isn't connected to anything that means the 7-wires that are at the rear of your vehicle aren't all ran. You will need to run a length of...
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  • Curt Brake Controller Not Working Correctly After Moving It From 2006 Silverado to 2001 Model
    If you are using the same wiring adapter in the 2001 as you had in the 2006 Silverado, it would explain the problem you're having. Both model years use the same plug, but after the 2002 model year, GM changed the pinout on the connector under the dash. The 2006 Silverado uses the # C51352 wiring adapter, while the 2001 model would use the # C51342. I've edited a photo for you showing the difference between the two connectors, you can move the red wire to the correct location by removing...
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  • Parts Needed and Method to Install Curt Trailer Brake Controller on 2007 Chevy Silverado
    You may or may not need an additional wiring harness to install the # C84VV. If your 2007 Chevy Silverado is the new body style you will not necessarily need the harness, but if it is a Classic you will need harness # C51352 because there is a port under the dash on the floor, on the far left. One end plugs into the controller, the other end plugs into the port. The port is located in a junction box. There is a black cover on the box. Remove the cover and plug in the harness in the top...
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  • Troubleshooting Curt Brake Control Harness # C51352 Installation in 2007 Chevrolet Silverado Classic
    The Curt Brake Control Harness you reference, part # C51352, is compatible with both time-delayed and proportional brake controllers from Curt and is intended for vehicles with factory tow package wiring. As you noted, the connection port for the vehicle-side connector is under the dash in the electric junction box. The box interior is shown in the photo provided; the correct connection port for the harness (the second one from left on the top row) is highlighted in red. There are one...
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  • Brake Controller Does Not Work After Installation on a 2005 Chevy Silverado
    On certain year Chevy trucks there are additional connections that need to be made under the hood to make everything fully functional. I have included a link to an FAQ article to help you. Make sure that you are plugging in the harness into the spot on the top row, second from the left. The Curt harness you should be using is # C51352. With the brake controller plugged into the right spot and all the under hood connections made and fuses in place the brake controller should work just fine.
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  • Parts Needed to Install a Trailer Brake Controller on a 1997 Chevrolet C/K Series Pickup
    A brake controller wiring harness is not available for the 1997 Chevy K 1500 pickup. You will need to hardwire in a brake controller using 3 parts: a brake controller, a 4 and 7 way installation kit, and a 4-Way trailer wiring harness. If your truck already has a 4-Way trailer connector then you will not need to add one. But if it does not have any trailer wiring you will need to first install # 118315. I have linked installation instructions for you. Next you will need a 4 and 7 way...
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  • Brake Controller Recommendation for a 2005 Chevy Tahoe with Factory Trailer Connector
    The Curt Echo Under-Dash Brake Controller # C27JR is an excellent choice for your 2005 Chevy Tahoe. I really like it because you mount it under your dash and then you have a clutter-free brake controller to use! The correct wiring kit to connect this to the tow package on your Tahoe is the Curt Adapter # C51352. This gives you a simple plug-and-play installation that takes any guesswork out of the wiring. We have a variety of other controllers to choose from but the Echo Under-Dash is...
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  • Recommended Wiring Harness For A Curt TriFlex Trailer Brake Controller In A 2003 Chevy Silverado
    The part #15085418 you referenced comes back as an OEM GM wiring harness, which you would have to go to a GM dealership to purchase. If you're just needing a wiring harness for the Curt TriFlex Trailer Brake Controller - 1 to 4 Axles - Proportional # C24VV that you linked to so you can plug it into your 2003 Chevy Silverado with factory tow package then you can use the Curt Custom Wiring Adapter for Trailer Brake Controllers - Dual Plug In # C51352. This wiring harness will plug into...
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  • Install Harness for 2005 Chevy Tahoe for Curt Spectrum Brake Controller
    Yes the correct brake controller install harness for your 2005 Chevy Tahoe is the part # C51352 to install the Curt Spectrum # C51170 that you mentioned.
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  • Is the Curt Custom Wiring Adapter # C51352 the Same Part as the Curt 51352?
    We have the part! The harness you need is the Curt Custom Wiring Adapter for Trailer Brake Controllers - Dual Plug In # C51352. This is the exact same as the Curt part number 51352. I went ahead and attached a demo video of the harness for your convenience.
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  • Troubleshooting Brake Controller Installation On 2003 GMC 3500
    When checking the brake output circuit of a 7-Way there should not be 12 volts of power all the time. A Curt brake controller will have what is termed 'dead' voltage at idle. This means there is voltage but no amperage draw. You can test for amperage instead of voltage to see if that is the case. If so, then you do not have a problem. If you are showing amperage draw that would indicate a short somewhere or possibly a problem with the brake controller. For a Curt brake controller, and if...
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  • Troubleshooting Curt Tri-Flex # C51140 Brake Controller Installation in 2006 Chevrolet Silverado
    Thank you for your recent purchases from etrailer.com. The quick-connect brake controller adapter harness you purchased along with your brake controller, part # C51352, is the correct one for your 2006 Silverado. Brake controller installation in your truck, if it did not have a factory tow package, requires you to complete some electrical connections and install fuses in the engine compartment, at the power distribution box. Since you also ordered a 7-way, I will presume your truck did...
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  • Wiring Adapter Needed for Curt Reflex Trailer Brake Controller # C51130 on 2005 Chevrolet Silverado
    The wiring adapter needed to install the Curt Reflex trailer brake controller on your 2005 Chevrolet Z-71 Silverado is part # C51352. No cutting or splicing is required. Just plug the one end into the brake controller and the other end into the junction box under the dash. I have attached the installation instructions for you.
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  • No power to New Trailer Brake Controller Install on a 2007 GMC Sierra Classic
    You will likely have to make at least one connection under the hood of your 2007 GMC Sierra Classic to power the brake controller. You may also need a fuse. I have included a link to the right that shows the connections that you will need to make under the hood to make everything fully functional.
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  • Curt Trailer Brake Controller Does Not Power On when Installed on a 2007 GMC Sierra Classic
    There may actually be some additional connections that you will need to make under the hood. Take a look at the article I have linked that covers everything that you will need to do under the hood on your 2007 GMC Sierra Classic. First make sure you are plugged into the spot in the junction box in the top row, second from the left. Then make sure you have all the connections and fuses in the correct locations. It seems strange but also make sure the fuse you are using is a good fuse and...
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  • Curt TriFlex Brake Controller C24VV Does Not Show Red Dot on Display After Installation
    The Curt TriFlex Trailer Brake Controller, part # C24VV, and the matching harness for your 2007 Chevrolet Silverado Classic, part # C51352, will work with your vehicle as long as your 7-way connector on your rear bumper is not the type that includes LED test lights. Such 7-way connectors are not compatible with the Curt TriFlex. It is critical that before installing the controller the negative battery terminal be disconnected to avoid potential damage to the unit. Also, the trailer must...
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  • Parts Needed To Install Curt Assure Trailer Brake Controller In 2007 Chevy Silverado 2500HD Classic
    I have another option for you, but your 2007 Chevrolet Silverado 2500HD Classic has a factory trailer brake controller port so there is no need to cut any wires. To replace your current controller with the Curt Assure Trailer Brake Controller with Dynamic Screen - 1 to 4 Axles - Proportional # C49UR you will just need the # C51352 which will plug into the factory trailer brake controller port underneath the dash of your truck. I included video reviews for both of the products mentioned...
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  • Does Priums IQ Controller Need to be Replaced if Manual Override Slide Doesn't Work
    Yes, if your Tekonsha Primus IQ TK90160 is sending power when your foot is on your 2006 GMC Sierra 3500 brake pedal but not when you're using the manual override then something is messed up internally and you need to replace the controller. It's common for the the manual slide to work and the brake pedal to not work (it just means something is mis-wired), but with your situation you need a new controller. The Primus IQ has a limited lifetime warranty so you can try pursuing that, but I...
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  • What Brake Controller Adapter for Curt Brake Controller on 2004 Chevy Silverado
    The correct brake controller adapter to use with your Curt Venturer Brake Controller # C74VV will be part # C51352, which will plug into the factory brake controller port. I've linked a installation video of this controller using the adapter for you to have a look at, as well.
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  • I Have A 2005 Chevy Silverado, Is There A Brake Controller Adapter Needed?
    Hey Dave, The Curt Venturer # C23GV is the correct brake controller for your 2005 Chevy Silverado. This brake controller fits that vehicle with or without the 7 pin plug on the back. it has an included adapter that plugs into a port already on your vehicle under the dash for installation. The included adapter that comes with that part is what you need to install. If you would rather just splice in you could but the adapter makes it a super simple plug and play application. What trailer...
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Info for this part was:

Employee Lindsey S
Edited by:
Lindsey S
Employee Joshua S
Video Edited:
Joshua S
Employee Wilson B
Updated by:
Wilson B
Employee Alex H
Updated by:
Alex H
Employee Amanda K
Updated by:
Amanda K
Employee Sabrina W
Written by:
Sabrina W

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