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 Q to try the call again or try again after driving a few miles into another cellular area. Vehicle and Power Issues OnStar services require a vehicle electrical system, wireless service, and GPS satellite technologies to be available and operating for features to function properly. These systems may not operate if the battery is discharged or disconnected.
See also:
Antilock Brake System (ABS)
This vehicle has the Antilock Brake System (ABS), an advanced electronic braking
system that helps prevent a braking skid.
When the engine is started and the vehicle begins to drive away, ABS check ...
Climate Control System (With Heater Only)
Climate Control System (With Heater Only)
A. Fan Control
B. Temperature Control
C. Air Delivery Mode Control
See Climate Control Systems (with Air Conditioning) on page 8‑1 or Climate Co ...
Erasing Speed Memory
The cruise control set speed is erased from memory by pressing or if the
ignition is turned off. ...