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 call again or try again after driving a to try the call again or try again after driving a few miles into another cellular area.

    See also:

    Engine Power Messages
    ENGINE POWER IS REDUCED This message displays when the engine power is being reduced to protect the engine from damage. There could be several malfunctions that might cause this message. Redu ...

    Under the Hood
    Available only with rear-wheel drive, the 3.6-liter V-6 engine produces 255 horsepower and 252 pounds-feet of torque. Cadillac's 4.6-liter Northstar V-8 generates 320 hp and 315 pounds-feet of tor ...

    Previous Destination
    The previous destination entry method lets you select a destination from a list of previous destination points. Previous Destination: Press to access the Previous Destination screen. The syste ...