OnStar

See also:

Automatic Transmission
The automatic transmission has a shift lever located on the console between the seats. The selected gear is also shown in the instrument cluster. P (Park): This position locks the drive wheels ...

What to Use
WARNING: Adding only plain water to the cooling system can be dangerous. Plain water, or some other liquid such as alcohol, can boil before the proper coolant mixture will. The vehicle’s cool ...

When the System Does Not Seem to Work Properly
Occasional missed alerts can occur under normal circumstances and will increase in wet conditions. The system does not need to be serviced due to an occasional missed alert. The number of mi ...