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 ...

Sound
Press CONFIG to enter the configure menu options, then press CONFIG again, repeatedly until Sound is selected or press the Sound screen button to make speaker and DSP (Digital Signal Processing) a ...

Engine Oil Messages
CHANGE ENGINE OIL SOON When this message displays, it means that service is required for the vehicle. See your dealer. See Maintenance Schedule and Engine Oil for more information. When you res ...