OnStar Services

See also:

Programming the Power Windows
If the vehicle battery has been recharged, disconnected or not working, the front power windows will need to be reprogrammed for the express-up feature to work. Before reprogramming, replace ...

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 fl ...

Exterior Lighting Battery Saver
The exterior lamps turn off about 10 minutes after the ignition is turned to LOCK/OFF, if the parking lamps or headlamps have been manually left on. This protects against draining the batter ...