Preliminary Checks
Check brakelight fuse. Check Brake Pedal Position (BPP) switch installation. Check brakelight bulbs. Check trailer tow wiring harness and relay (if equipped). Check any brake circuit add-on devices.
Check brakelight fuse. Check Brake Pedal Position (BPP) switch installation. Check brakelight bulbs. Check trailer tow wiring harness and relay (if equipped). Check any brake circuit add-on devices.