Integrated trailer brake controller failure
SERVICE BRAKES, ELECTRICAL SYSTEM
13 NHTSA complaints · 2022-04 → 2026-05
“Integrated trailer brake controller failing. Surging and randomly releasing trailer brakes. I tow a 16k lb. Trailer.”
“Loss of power to trailer brakes. Lights work, brakes get no power. Tested at plug on truck, no brake power, fuses checked, all still good. No messages for disconnected trailer.”