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. ...

Potential Issues
Some OnStar services are disabled after five days. OnStar cannot perform Remote Door Unlock or Stolen Vehicle Assistance after the vehicle has been off continuously for five days. After five days, OnS ...

Windshield Wiper/Washer
The windshield wiper/washer lever is located on the left side of the steering column. Turn the band with the wiper symbol to control the windshield wipers. (Mist): Use for a single wiping cycle. ...