Engine Coolant (4.6L Engine)

The cooling system in the vehicle is filled with DEX-COOL® engine coolant. This coolant is designed to remain in the vehicle for five years or 150,000 miles (240 000 km), whichever occurs first.

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 Pressure Monitor
This vehicle may have a Tire Pressure Monitor System (TPMS). The TPMS warning light alerts you to a significant loss in pressure of one of the vehicle's tires. If the warning light comes on ...

OnStar®
If the vehicle has OnStar and you subscribe to the OnStar services, please refer to the OnStar Terms and Conditions for information on data collection and use. ...

OnStar®
If the vehicle is equipped with an active OnStar system, that system may also record data in crash or near crash-like situations. The OnStar Terms and Conditions provides information on data collectio ...