See also:

Airbag Readiness Light
This light shows if there is an electrical problem. The system check includes the airbag sensor(s), passenger sensing system, the pretensioners, the airbag modules, the wiring, and the crash sensi ...

Entering the Personalization Menus
1. Press CONFIG to access the Configuration Settings menu. 2. Turn the Menu knob to highlight Vehicle Settings. 3. Press SELECT to select the Vehicle Settings menu. The following list of menu ...

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 ...