See also:

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 ...

Battery Replacement
Replace the battery if the REPLACE BATTERY IN REMOTE KEY message displays in the DIC. Notice: When replacing the battery, do not touch any of the circuitry on the transmitter. Static from your body ...

Four Way Power Driver Seat
A. Seat Position Handle B. Height Adjustment Control To adjust a power seat, if equipped: ○ Move the seat forward or rearward using the handle under the front of the seat cushion (A). See ...