GMC Sierra

GMC Sierra

GMC Sierra

See also:

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

Pulling a Trailer
Here are some important points: • There are many laws, including speed limit restrictions that apply to trailering. Check for legal requirements. • Consider using sway control. See Towing Equip ...

How to Reset the Engine Oil Life System
Reset the system whenever the engine oil is changed so that the system can calculate the next engine oil change. To reset the system: 1. Turn the ignition to ON/RUN, with the engine off. 2. Press ...