GMC Sierra Owners Manuals

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Feature Settings Menu Items
The following customization features allow you to program settings to the vehicle: DISPLAY IN ENGLISH This feature will only display if a language other than English has been set. This feature allow ...

Trailer Wiring Harness
The vehicle is equipped with one of the following wiring harnesses for towing a trailer or hauling a slide-in camper. ...

Washing the Vehicle
To preserve the vehicle's finish, wash it often and out of direct sunlight. Notice: Do not use petroleum based, acidic, or abrasive cleaning agents as they can damage the vehicle's paint, m ...