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Do you have a question about part # 40376?
With thousands of product installations and troubleshoots, we don't just sell this stuff, we know how to install and use it.
Please include the year, make, and model of your vehicle if you have a question about a custom fit product.
Questions Asked About Part Number 40376
2003 GMC Sierra Running Lights Not Working4-Way and 7-Way Trailer Connector Not Working Properly
7-Way Connector on a 1995 Ford Explorer
Brake and Turn Signals Not Working
Brake Controller Causes Trailer Brakes to Lock Up and Not Release
Brake Controller Causing Trailer Brakes to Sometimes Lock up
Brake Controller Not Activating Trailer Brakes
Brake Controller Not Getting a Signal
Brake Controller Only Working when Using the Slide
Brake Controller Shorts Out and Smokes When Brakes are Applied
Brake Controller Showing "nc" Error Code on a 2004 Dodge Ram
Brake Controller Showing "OC" Error Code
Brake Controller Showing "S.H." Error Code
Brake Controller Stopped Working
Brake Controller Wiring on a 1994 GMC Safari
Brake Controller Wiring on a 1995 Chevy 2500
Brake Controller Wiring on a 1998 GMC Sierra
Brake Controller Wiring on a 1999 GMC Yukon
Brake Controller Wiring on a 2007 Chevy Silverado
Brake Controller Wiring on a 2007 GMC Sierra
Emergency Lights Not Working Properly
Factory Wiring Harness that Does Not Work
Finding the Reverse Light Wire
Finding the Stop Light Switch on a 1995 Chevy Pickup
Folding Basket Cargo Carrier Adapter
Hardwiring a Brake Controller on a 2005 Ford F-250
Left Side Trailer Lights Not Working
Lowering a Hitch Ball on a Bumper Mount
Red Wire Coming Out of a Brake Controller
Running and Tail Lights Not Working on a Trailer
Running Lights Do Not Work on My 2008 Chevy Equinox
Trailer Light Comes On when All Other Lights are Off
Trailer Lights Go Out when Headlights are Turned On
Trailer Signal and Brake Lights Not Working
Trailer Tail Lights Come On when Brakes are Not Used
Vehicle Brake Lights Stay on When Vehicle is Off?
Wiring a 2001 Hyundai Elantra
Wiring a 2004 Renault Laguna Sport Tourer
Wiring a Brake Controller for a 2007 Dodge Sprinter
Wiring on a 2001 Chevy Blazer S-10
