OnStar Services

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Your Vehicle and the Environment
Proper vehicle maintenance not only helps to keep your vehicle in good working condition, but also helps the environment. All recommended maintenance is important. Improper vehicle maintenance can ...

Technology and notable features
Buick's first truck in its lineup since 1923, the Rendezvous was billed as a combination of the best attributes of a minivan (large cargo capacity, seating for up to seven), a luxury automobile (r ...

Brakes
This vehicle has disc brakes. Disc brake pads have built-in wear indicators that make a high-pitched warning sound when the brake pads are worn and new pads are needed. The sound can come and go or b ...