Check Gas Cap Light

If your vehicle has this

If your vehicle has this light, it will come on if your gas cap is not securely fastened.

    See also:

    Transferring Service
    Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle ownership has chan ...

    Total Weight on Your Vehicle’s Tires
    Be sure your vehicle’s tires are inflated to the upper limit for cold tires. You’ll find these numbers on the Certification label at the rear edge of the driver’s door or see Loading Your Veh ...

    Bluetooth®
    The Bluetooth system allows users with a Bluetooth-enabled cell phone to make and receive hands-free calls using the vehicle audio system and controls. The Bluetooth-enabled cell phone must be pair ...