Taillamps (Chassis Cab Models)

A. Backup Lamp
B. Stoplamp/Taillamp/Turn Signal Lamp
To replace one of these bulbs:
1. Remove the four screws.
2. Lift the lens off the lamp assembly.
3. Turn the old bulb counterclockwise and pull the it straight out from the socket.
4. Install a new bulb into the socket, turn it clockwise, and press it in until it is tight.
5. Reinstall the lens and the four screws.
See also:
Hill Start Assist (HSA)
Non-hybrid vehicles with StabiliTrak have a Hill Start Assist (HSA) feature, which may be useful when the vehicle is stopped on a grade.
This feature is designed to prevent the vehicle from rolling, ...
Engine Identification
The eighth character in the VIN is the engine code. This code identifies the
vehicle's engine, specifications, and replacement parts. See “Engine Specifications”
under Capacities and Speci ...
Repair Facility
GM also recommends that you choose a collision repair facility that meets your needs before you ever need collision repairs. Your dealer may have a collision repair center with GM-trained technicians ...





