See also:

Cooling System
If the vehicle has the Duramax® Diesel engine, see the Duramax® Diesel Supplement for more information. The cooling system allows the engine to maintain the correct working temperature. 5.3 L En ...

Storing and Deleting Phone Numbers
The system can store up to 30 phone numbers as name tags in the Hands-Free Directory that is shared between the Bluetooth and OnStar systems, if equipped. The following commands are used to delete an ...

License Plate Lamp
To replace one of these bulbs: 1. Remove the two screws holding each of the license plate lamps to the liftgate trim. 2. Turn and pull the license plate lamp forward through the liftgate trim open ...