OnStar Services

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Care of the CD Player
Do not add any label to a CD, it could get caught in the CD player. If a CD is recorded on a personal computer and a description label is needed, try labeling the top of the recorded CD with a m ...

What to Use
WARNING Adding only plain water or some other liquid to the cooling system can be dangerous. Plain water and other liquids, can boil before the proper coolant mixture will. The coolant warning sy ...

Older Children
Older children who have outgrown booster seats should wear the vehicle’s safety belts. Q: What is the proper way to wear safety belts? A: An older child should wear a lap-shoulder belt and get ...