OnStar

See also:

Service Parts Identification Label
This label, on the inside of the glove box, has the following information: • Vehicle Identification Number (VIN). • Model designation. • Paint information. • Production options and special ...

Checking Engine Oil
It is a good idea to check the engine oil level at each fuel fill. In order to get an accurate reading, the vehicle must be on level ground. The engine oil dipstick handle is a yellow loop. See Engine ...

Engine Oil Life System
The engine oil life system calculates engine oil life based on vehicle use and, on most vehicles, displays a DIC message when it is necessary to change the engine oil and filter. The oil life system ...