Climate Control Systems
See also:
OnStar®
If equipped, this vehicle has a comprehensive, in-vehicle system that can
connect to a live Advisor for Emergency, Security, Navigation, Connection, and
Diagnostic Services. See OnStar Overview. ...
Driving on Grades
Reduce speed and shift to a lower gear before starting down a long or steep downgrade.
If the transmission is not shifted down, the brakes might get hot and no longer
work well.
Vehicles can tow ...
Engine Cooling When Trailer
Towing
The cooling system may temporarily
overheat during severe operating
conditions. See Engine Overheating. ...






