Radio Messages

Calibration Error: The audio system has been calibrated for the vehicle from the factory.

If Calibration Error displays, it means that the radio has not been configured properly for the vehicle and it must be returned to your dealer for service.

Locked: This message displays when the TheftLock® system has locked up the radio. Take the vehicle to your dealer for service.

If any error occurs repeatedly or if an error cannot be corrected, contact your dealer.

    See also:

    Cupholders
    Vehicles with cupholders have them located on and behind the center console and in the rear seat armrest. Pull the loop down on the rear seat armrest to access the cupholders. Pull downward on the co ...

    Lower Anchors
    Lower anchors (A) are metal bars built into the vehicle. There are two lower anchors for each LATCH seating position that will accommodate a child restraint with lower attachments (B). ...

    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 ...