OnStar Additional Information

See also:

Deleting Name Tags
The system uses the following commands to delete name tags: ► Delete ► Delete all name tags ...

All-Wheel Drive
When to Check Lubricant It is not necessary to regularly check fluid unless you suspect there is a leak or you hear an unusual noise. A fluid loss could indicate a problem. Have it inspected and r ...

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 ...