See also:

Reactivation for Subsequent Owners
Push and follow the prompts to speak to an Advisor as soon as possible after acquiring the vehicle. The Advisor will update vehicle records and will explain the OnStar service offers and options ...

Instrument Panel Illumination Control
The instrument panel brightness knob is located on the instrument panel to the left of the steering column. (Instrument Panel Brightness): Push the knob in all the way until it extends out and the ...

Vehicle Speed Messages
SPEED LIMITED TO XXX MPH (KM/H) This message displays when your vehicle speed is limited to 128 km/h (80 mph) because the vehicle detects a problem in the speed variable assist steering system. Have ...