OnStar Services

See also:

Windshield Wiper/Washer
The windshield wiper/washer lever is located on the right side of the steering column. With the ignition in ACC/ACCESSORY or ON/RUN/ START, move the windshield wiper lever to select the wiper sp ...

Trailer Sway Control (TSC)
Non-hybrid vehicles with StabiliTrak have a Trailer Sway Control (TSC) feature. If the vehicle is towing a trailer and the system detects that the trailer is swaying, the vehicle brakes are applied wi ...

Cruise Control
Cruise Control : Press to turn cruise control on and off. The indicator comes on when cruise control is on. + RES: Press briefly to make the vehicle resume to a previously set speed, or press and ...