2014 Chevrolet Express 3500 Passenger Owner Manual - Page 248
2014 Chevrolet Express 3500 Passenger Manual
Page 248 highlights
9-58 Driving and Operating The four-wire harness (without connector) contains the following circuits: ... If the vehicle has a trailer hitch, the seven-wire harness assembly with connector is attached to a bracket on the hitch platform. In both cases, the seven-wire harness has a connector and includes a 30-amp feed wire. The seven-wire harness connector contains the following trailer circuits: . Tow/Haul Mode This button is on the instrument panel, to the right of the steering wheel. Pressing this button turns on and off the Tow/Haul Mode. Black: Ground Red/White: Battery Feed Dark Blue: Trailer Brake Signal Light Blue: CHMSL/Stoplamp Supply Voltage Light Green: Back-up Lamps (10A fuse)** White: Ground Dark Blue: Trailer Brake Signal Dark Green: Right Rear Stop and Turn Signal* Red/Black Stripe: Battery Feed (30A Fuse) Brown: Trailer Park Lamp Supply Voltage (15A fuse)** Yellow: Left Rear Stop and Turn Signal * ... * If the vehicle is a cutaway with trailer provisions, a 15 amp fuse will be shared for both left/stop trailer turn and right/stop trailer turn signals. However, the cutaway lighting connector will have a 10 amp fuse for each signal. ** If the vehicle is a cutaway with trailer provisions, a 15 amp fuse will be shared for trailer park lamps and cutaway rear lighting connector park lamps. Also, a 10 amp fuse will be shared for trailer back-up lamps and cutaway rear lighting connector back-up lamps. This indicator light on the instrument cluster comes on when the Tow/ Haul Mode is on. Tow/Haul is a feature that assists when pulling a heavy trailer or a large or heavy load. See Tow/Haul Mode on page 9-30. . . .