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 v ...

Transferring Service

Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle ownership has changed, ...

See also:

Parking aids
Parking aids 1. Parking aid on/off switch. The switch indicator will illuminate. When reverse gear is selected, the front and rear parking sensors are activated automatically. To turn off, pre ...

Vehicle Reminder Messages
ICE POSSIBLE DRIVE WITH CARE This message is displayed when ice conditions are possible. TURN WIPER CONTROL TO INTERMITTENT FIRST This message is displayed when attempting to adjust the intermitten ...

Rear fog lamps (amber)
Rear fog lamps (amber) Illuminates when the rear fog lamps are switched on. ...