Potential Issues

Some OnStar services are disabled after five days. OnStar cannot perform Remote Door Unlock or Stolen Vehicle Assistance after the vehicle has been off continuously for five days. After five days, OnStar can contact Roadside Assistance and a locksmith to help gain access to the vehicle.

    See also:

    When It Is Time for New Tires
    Various factors, such as maintenance, temperatures, driving speeds, vehicle loading, and road conditions influence when you need new tires. One way to tell when it is time for new tires is to ...

    Remote Start Cooled Seats
    If equipped and turned on, this feature will turn the cooled seats on when using remote start on warm days. Press SELECT when Remote Start Cooled Seats is highlighted. Turn the Menu knob to ...

    Menu System
    Controls The Menu knob, SELECT button, and BACK button are used to navigate the menu system. Menu Knob: Turn to: • Enter the menu system. • Highlight a menu option. • Select a value. ...