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:

    Storing Memory Positions
    To save into memory: 1. Adjust the driver seat, including the seatback recliner and lumbar, both outside mirrors, power steering column, and the throttle and brake pedals. See Power Mirrors  ...

    Checking Coolant in the Intercooler System (CTS-V)
    The vehicle must be on a level surface when checking the coolant level. The super charged engine intercooler coolant fill neck is located in the engine compartment on the passenger side of ...

    Washer Fluid Messages
    WASHER FLUID LOW ADD FLUID This message displays when the vehicle is low on windshield washer fluid. Refill the windshield washer fluid reservoir as soon as possible. See Washer Fluid for ...