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:

Remote Vehicle Start
The vehicle may have this feature that allows you to start the engine from outside the vehicle. (Remote Vehicle Start): This button will be on the RKE transmitter if the vehicle has remote start ...

Liftgate Release
To unlock the liftgate, use the power door lock switch or the remote keyless entry transmitter. The liftglass will also unlock when the liftgate is unlocked. Press the button on the liftglass to op ...

Storing Name Tags
The system can store up to thirty phone numbers as name tags that are shared between the Bluetooth and OnStar systems. The system uses the following commands to store and retrieve phone numbers ...