2012 GMC Terrain Trailer Hitch
2012 GMC Terrain Trailer Wiring
2012 GMC Terrain Brake Controller
2012 GMC Terrain Towing Mirrors
2012 GMC Terrain Base Plate for Tow Bar
2012 GMC Terrain Vehicle Tow Bar Brake System
2012 GMC Terrain Vehicle Tow Bar Wiring
2012 GMC Terrain BOLT brand vehicle and hitch locks
2012 GMC Terrain Roof Rack
2012 GMC Terrain Trunk Bike Rack
2012 GMC Terrain Air Filter
2012 GMC Terrain Exhaust
2012 GMC Terrain Transmission Cooler
2012 GMC Terrain Performance Chip Tuners
2012 GMC Terrain Vehicle Lights
2012 GMC Terrain Tire Chains
2012 GMC Terrain Fluid Filters
2012 GMC Terrain Vehicle Snow Plows
2012 GMC Terrain Salt Spreader
2012 GMC Terrain Vehicle Engine Heaters
2012 GMC Terrain Radiator Fan
2012 GMC Terrain Cabin Air Filter
2012 GMC Terrain Lift Assist
2012 GMC Terrain Floor Mats
2012 GMC Terrain Nerf Bars - Running Boards
2012 GMC Terrain Vehicle Covers
2012 GMC Terrain Side Window Vents
2012 GMC Terrain Mud Flaps
2012 GMC Terrain Vehicle Seat Covers
2012 GMC Terrain Replacement Mirrors
2012 GMC Terrain Windshield Wiper Blades
2012 GMC Terrain Windshield Covers
2012 GMC Terrain Vehicle Air Mattress
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Help Articles
Expert Answers
The first thing I would recommend to do is to check your owners manual or with the GMC dealer on the proper procedure for towing the vehicle. Some vehicles might need to be equipped with a transmission lube pump, an axle disconnect, drive line…
You'll want to add your charge wire, like what comes with the Battery Charge Line Kit for Motorhomes #RM-156-75, to the wire socket at the back of your motorhome. If you have a 6-Way socket then you'll wire it to the middle pin but if you…
Trailers have combined turn signals and brake lights on the same circuit so you wouldn't tap into one of those otherwise the brakes would turn on with the blinker like you said. You are going to have to add a 7-Way connector to the 2012 GMC…
According to the installation instructions for the Curt Trailer Hitch Receiver part #13591 on your 2010 Chevrolet Equinox. Some of the Equinox's will require the holes to be enlarged to 17/32" to accept the 1/2" bolts. You can aquire a…
For your 2012 GMC Terrain, The Curt Trailer Hitch Receiver - Custom Fit - Class III - 2" #13591 the M12-1.75 x 40mm hex bolts are confirmed to fit the weld nuts of your vehicle frame. If you are having a difficult time getting the bolts to…
The Curt Echo Brake Controller part #C51180 is a great choice because of its convenient and simple installation. The 7-way connector that you mention part # A10-7084VP pugs into the 4-way connector you purchased part #C56217. The white wire from the…
To use the Curt Echo Wireless Trailer Brake Controller #C51180 your vehicle only needs 12 volt, ground, and turn signals connected to its 7-way socket. What this means is you do not need the brake signal from the 7-way. For example, if you used a…
The wire from the power source, which is the battery in this case, will connect to the copper colored terminal labeled BAT. The run to the 7-way connector will connect to the silver terminal, labeled AUX. 12 gauge wire would be acceptable, but 10…
To protect the 12 volt accessory power supply circuit, we recommend using a 40 amp inline circuit breaker, part number 9510.
I spoke with my contact at Curt about your 2014 Acura MDX. They told me that the torque is 139 ft-lbs for the M14 bolts for the part #C13146 hitch installation. I am unable to tell you why the specs for the Acura OEM hitch is so much lower. As far as…
The Tow Ready 4-Pole Wiring Harness Kit #118494 is a confirmed fit for your 2010 GMC Terrain that does not have factory tow wiring. Since you have already changed the harness' fuse and cleaned the contacts on the 4-pole plug I suggest you test…
The first thing to check is that your harness connectors are fully seated together. Also, it can happen that one of the metal contacts in the connectors (either the vehicle or harness side) could be bent and this could prevent the brake light signal…
