Engine Coolant

The cooling system in the vehicle is filled with DEX-COOL® engine coolant mixture. See Recommended Fluids and Lubricants and Maintenance Schedule for more information.

The following explains the cooling system and how to check and add coolant when it is low. If there is a problem with engine overheating, see Engine Overheating.

See also:

Tire Inspection and Rotation
We recommend that you regularly inspect your vehicle’s tires, including the spare tire, for signs of wear or damage. See When It Is Time for New Tires for more information. Tires should be ro ...

Removing the Flat Tire and Installing the Spare Tire
1. Do a safety check before proceeding. See Changing a Flat Tire. 2. Turn the wheel wrench counterclockwise to loosen all the wheel nuts, but do no remove them yet. 3. Turn the jack handle cou ...

Navigation
OnStar navigation requires the Directions and Connections service plan. Push to receive directions or have them sent to the vehicle navigation screen. Destinations can also be forwarded to ...