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 ...

Rear Window Wiper/Washer
The rear wiper controls are on the end of the windshield wiper lever. ON: Press the upper portion of the button for continuous rear window wipes. OFF: The rear wiper turns off when the button is r ...

Sensors
The solar sensor, located on top of the instrument panel near the windshield, monitors the solar heat. The climate control system uses the information to adjust the temperature, fan speed, recircu ...