GMC Sierra

Sierra is a 4-door, up to 6-passenger full size pickup.

See also:

Trailer-Tow Mirrors
If the vehicle has towing mirrors, they can be adjusted for a clearer view of the objects behind you. Manually pull out the mirror head to extend it for better visibility when towing a trailer. Th ...

Engine Overheating
If the vehicle has the Duramax® Diesel engine, see the Duramax Diesel Supplement for more information. The vehicle has several indicators to warn of engine overheating. There is a coolant temperatu ...

Audio Output
Audio from the DVD player or auxiliary inputs can be heard through the following sources: • Wireless headphones • Vehicle speakers • Vehicle-wired headphone jacks on the RSA system, if the ve ...