See also:

Towing the Vehicle
Notice: To avoid damage, the disabled vehicle should be towed with all four wheels off the ground. Care must be taken with vehicles that have low ground clearance and/or special equipment. Always ...

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 ...

Power Door Locks
With power door locks, the switches on the front doors can be used to lock and unlock the vehicle. If available, the switches are on the front doors. (Unlock): Press to unlock the doors. (Lock): Pr ...