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 the vehic ...

Tips and Troubleshooting Chart
Problem Recommended Action There is no power. The ignition might not be turned to ON/RUN or ACC/ ACCESSORY. The picture does not fill the screen. There are black bor ...

Setting the Tone (Bass/Treble) (AM-FM Radio and AM-FM Radio with CD)
To adjust the bass or treble: 1. Press the knob until Bass or Treble displays. 2. To adjust the setting, do one of the following: • Turn the knob. • Press either SEEK, or SEEK. • Press ...