OnStar Services
See also:
Infotainment
Determine which radio the vehicle has and read the following pages to become familiar with its features.
WARNING
Taking your eyes off the road for extended periods could cause a crash resulting in i ...
Engine Overheating
If the vehicle has the Duramax® Diesel engine, see the Duramax Diesel Supplement for more information.
The vehicle has several indicators to warn of engine overheating.
There is a coolant temperatu ...
Engine Cooling When Trailer Towing
The cooling system may temporarily overheat during severe operating conditions.
See Engine Overheating on page 10‑20. ...





