See also:

Diagnostics
OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if ...

Playing the Radio
PWR (Power): Press this knob to turn the system on and off. VOL (Volume): Turn this knob clockwise or counterclockwise to increase or to decrease the volume. DISPL (Display): When the ig ...

Taillamps and Turn Signal Lamps
To replace a taillamp or turn signal bulb, do the following: 1. Open the liftgate. 2. Remove the two screws from the taillamp assembly. 3. Pull the taillamp assembly away from the vehicle ...