2004 Chevy Express Trailer Wiring Diagram. Reach under the bumper and pull down the taped up wires. Cigar lighter (power outlet) fuses in the Chevrolet Tracker are located in the Instrument panel fuse box (see fuse "CIG") and in the Engine Compartment.
Reach under the bumper and pull down the taped up wires. Not sure which wires attach to what on your trailer connectors? Not all trailers have reverse lights, so.
Splice the white wire of the trailer harness to the black wire connected directly to the steel frame of the truck chassis.
NOTE: The ignition control module (ICM) is part of the coil pack assembly.
This is the ground or common connection for the entire electrical system. Reach under the bumper and pull down the taped up wires. Guaranteed Genuine Chevrolet Trailer Wiring Harness.