OnStar

See also:

Driving Impressions
Cadillac's Seville was known for years as a potent road car. The STS builds solidly upon that reputation, adding a stylish exterior and ample technology. Smooth-riding and well-controlled on good ...

How to Add Coolant to the Surge Tank
WARNING! You can be burned if you spill coolant on hot engine parts. Coolant contains ethylene glycol and it will burn if the engine parts are hot enough. Do not spill coolant on a hot engin ...

Automatic Transmission
Move the shift lever to P (Park) or N (Neutral). The engine will not start in any other position. To restart the engine when the vehicle is already moving, use N (Neutral) only. If the vehicl ...