Retrieve My Number

1. Push “OnStar ready.” 2. Say “My Number.” System responds: “Your OnStar Hands-Free Calling number is.”. System responds:

“OnStar ready.” 2. Say “My Number.” System responds: “Your OnStar Hands-Free Calling number is.”

    See also:

    Tire Messages
    TIRE LOW ADD AIR TO TIRE On vehicles with the Tire Pressure Monitor System (TPMS), this message displays when the pressure in one or more of the vehicle's tires is low. This message also displays LE ...

    Customer Assistance Offices (U.S. and Canada)
    GMC encourages customers to call the toll-free number for assistance. However, if a customer wishes to write or e-mail GMC, the letter should be addressed to: United States GMC Customer Assistance ...

    Tire Rotation
    Tires should be rotated every 12 000 km (7,500 mi). See Maintenance Schedule on page 11‑3. Tires are rotated to achieve a uniform wear for all tires. The first rotation is the most important. ...