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 the battery is discharged or disconnected.
See also:
Safety Belt Pretensioners
Your vehicle has safety belt pretensioners for the
driver and right front passenger. Although you
cannot see them, they are part of the safety belt
assembly. They help tighten the safety belts
in ...
Rear Seat Entertainment (RSE) System
The vehicle may have a DVD Rear
Seat Entertainment (RSE) system.
The RSE system works with the
vehicle's infotainment system. The
DVD player is part of the front radio.
The RSE system includes ...
Engine Cooling when Trailer
Towing
The cooling system may temporarily
overheat during severe operating
conditions. See Engine Overheating. ...