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:

    Ignition Transmission Lock Check
    While parked, and with the parking brake set, try to turn the ignition to LOCK/OFF in each shift lever position. • The ignition should turn to LOCK/OFF only when the shift lever is in P (Park). ...

    Reducing Speed While Using Cruise Control
    If the cruise control system is already activated: • Move the thumbwheel toward SET/− and hold until the desired lower speed is reached, then release it. • To slow down in small am ...

    Hitches
    It’s important to have the correct hitch equipment. Crosswinds, large trucks going by and rough roads are a few reasons why you’ll need the right hitch. ...