See also:

Removing and Replacing the Floor Mat
The driver side floor mat is held in place by two retainers. 1. Pull up on the rear of the floor mat to unlock each retainer and remove. 2. Reinstall by lining up the floor mat retainer openings o ...

Engine Air Cleaner/Filter
If the vehicle has a diesel engine, see “Pickup Models” under “Engine Air Cleaner/Filter” in the Duramax® Diesel Supplement for the correct inspection and replacement procedures. See Engine ...

Automatic Operation
The system automatically controls the fan speed, air delivery, air conditioning, and recirculation to heat or cool the vehicle to the selected temperature. When the AUTO indicator light is on, the ...