See also:

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 chan ...

Audio Settings
The audio settings can be set for each radio band and each audio player source. To quickly reset an audio setting value to 0: 1. Press the TONE button. 2. Select the audio setting. 3. Press ...

Adding Coolant
If you need more coolant, add the proper DEX-COOL® coolant mixture at the coolant recovery tank. CAUTION: Turning the radiator pressure cap when the engine and radiator are hot can allow stea ...