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:

    Drunk Driving
    Death and injury associated with drinking and driving is a global tragedy. WARNING! Drinking and then driving is very dangerous. Your reflexes, perceptions, attentiveness, and judgment can ...

    Manual Transmission
    Skip Shift (CTS–V) Under light acceleration, the transmission will only allow shifting from 1 (First) to 4 (Fourth). This helps improve fuel mileage. Under harder acceleration, Skip Shift is ...

    Trans (Transmission) Temp (Temperature) (CTS-V Only)
    This display shows the transmission fluid temperature in either degrees Celsius (°C) or degrees Fahrenheit (°F). ...