The Trailer Brake Control Module Circuit Board is a device installed in the cab of your tow vehicle to keep your trailer or RV/camper proportional with the vehicle brakes. This allows you to replace the failed original internal circuit board, without the expense and hassle of replacing the entire module. This repair solution activates the trailer's brakes with the same intensity, ensuring a safe stop at all times. In addition to safe braking, the trailer brake control is responsible for additional control functions, such as turn signals and hazard lights.

• Simplified replacement - this trailer brake control switch circuit board directly replaces a burnt out module circuit board
• Saves money - this unique solution reduces repair cost by eliminating need to replace entire module
• Easy installation - procedure takes 10 minutes and requires no automotive knowledge
• Trustworthy quality - designed and engineered in the United States and backed by decades of aftermarket experience

OE PROBLEM When the original trailer brake control module circuit board fails on certain General Motors trucks, you usually have to replace the entire module

This Dorman OE FIX circuit board allows direct replacement of only the failed board, saving money