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:
Tires
Use a stiff brush with tire cleaner to clean the tires.
Notice: Using petroleum-based tire dressing products on the vehicle may damage the paint finish and/or tires. When applying a tire dressing, al ...
Skidding
There are three types of skids that correspond to the vehicle's three control systems:
• Braking Skid — wheels are not rolling.
• Steering or Cornering Skid — too much speed or steering in a ...
Rear Climate Control System (Rear Climate with Rear Seat Audio)
A. Fan Control
B. Air Delivery Mode Control
C. Temperature Control
For vehicles with the rear climate control system, the controls are located on the rear of the center console.
Press the REAR b ...