Unable to Connect to OnStar Message
If there is limited cellular coverage or the cellular network has reached maximum capacity, this message may come on. Push 
to try the call again or try again after driving a few miles into another cellular area.
See also:
Towing with a Stability Control System
When towing, the sound of the stability control system might be heard. The system is reacting to the vehicle movement caused by the trailer, which mainly occurs during cornering. This is normal when t ...
Speedometer
The speedometer shows the vehicle's speed in either kilometers per hour (km/h) or miles per hour (mph). ...
Interior Care
To prevent dirt particle abrasions, regularly clean the vehicle's interior. Immediately
remove any soils. Note that newspapers or dark garments that can transfer color
to home furnishings can ...