OnStar Services

See also:

Using Cruise Control on Hills
How well the cruise control works on hills depends upon the vehicle's speed, load, and the steepness of the hills. When going up steep hills, you might have to step on the accelerator pedal ...

XM™ Satellite Radio Service
XM™ is a satellite radio service that is based in the 48 contiguous United States and Canada. XM™ offers a large variety of coast-to-coast channels including music, news, sports, talk, traff ...

Steering in Emergencies
There are times when steering can be more effective than braking. For example, you come over a hill and find a truck stopped in the lane, or a child darts out from between parked cars and stops ri ...