See also:

Vehicle and Power Issues
OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not operate if ...

Engine Cooling When Trailer Towing
The cooling system may temporarily overheat during severe operating conditions. See Engine Overheating on page 10‑18. ...

Rear Window Wiper/Washer
The rear wiper and rear wash button is located on the instrument panel below the climate control system. (Rear Wiper): Press to turn the rear wiper on and off. The wiper speed cannot be changed. ( ...