OnStar

See also:

Heated Mirrors
(Rear Window Defogger): Press to heat the mirrors. See Dual Automatic Climate Control System. ...

Precise dimensional accuracy
Engineers developed and adhered to hundreds of criteria points when developing the DTS, and the result is outstanding fit, finish and overall harmony of the elements. Fit, flushness and gaps are ...

Engine Overheating
The vehicle has several indicators to warn of engine overheating. There is a coolant temperature gauge on your vehicle's instrument panel. See Engine Coolant Temperature Gauge  . In addit ...