OnStar Services

See also:

Tire Pressure Monitor Operation
This vehicle may have a Tire Pressure Monitor System (TPMS). The TPMS is designed to warn the driver when a low tire pressure condition exists. TPMS sensors are mounted onto each tire and wheel ...

Defensive Driving
The best advice anyone can give about driving is: Drive defensively. Please start with a very important safety device in your vehicle: Buckle up. CAUTION: Defensive driving really means “ ...

Tire Sealant
Read and follow the safe handling instructions on the label adhered to the compressor. Check the tire sealant expiration date on the sealant canister. The sealant canister should be replaced ...