See also:

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 ...

Turn Signals When Towing a Trailer
The turn signal indicators on the instrument panel flash whenever signaling a turn or lane change. Properly hooked up, the trailer lamps also flash, telling other drivers the vehicle is turning, c ...

Exterior Lighting
The exterior lamps control is located on the instrument panel to the left of the steering wheel. : Turns off the automatic headlamps and Daytime Running Lamps (DRL). Turn the headlamp control ...