Topparall Trailer Brake Controller Module Fit for Chevy Silverado 2500HD 3500HD for Suburban for GMC Sierra Yukon XL 2011-2012 Electronic Trailer Brake Control Unit Replacement 20791897

["Fit for chevrolet silverado 2500 3500 hd lt ltz wt 6.0l 6.6l 2011-2012 for chevrolet suburban 1500 ls lt 6.0l 2011-2012 for gmc sierra 2500 3500 hd denali sle slt wt 6.0l 6.6l 2011-2012 for gmc yukon xl 1500 denali sle slt 5.3l 6.2l 2011-2012 for gmc yukon xl 2500 sle slt 6.0l 2011-2012 replacement number 20791897.","Integrated Electronic Trailer Brake Control Function Designed to control electric trailer braking response by communicating with the vehicle towing system for smoother and safer trailer braking performance during towing applications. Trailer brake controllers synchronize trailer braking with tow vehicle braking input.","Helps Restore Trailer Brake System Operation Ideal for repairing common towing system issues including “Service Trailer Brake System” warnings, trailer brake communication faults, inconsistent trailer braking, or failed integrated brake controller operation frequently reported on HD GM trucks.","Direct Replacement Electronic Brake Control Module Engineered to match factory mounting locations, electrical connectors, and towing control configurations for compatible GM towing-equipped vehicles.","Built for Heavy Duty Towing Applications Manufactured with durable electronic components designed to withstand vibration, heat, and demanding towing conditions associated with heavy-duty pickup trucks and towing vehicles."]