Lumbar Adjustment

Manual Lumbar
Manual Lumbar

If available, move the handle forward or rearward to increase or decrease lumbar support.

Power Lumbar
Power Lumbar

If available, press and hold the front or rear of control to increase or decrease lumbar support. Release the control when the seatback reaches the desired level of lumbar support.

    See also:

    Fuel System Messages
    ECO MODE ON On some models, this message displays when the fuel economy mode has been turned on by pressing the eco button near the shift lever. See Fuel Economy Mode on page 9‑31 for more ...

    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 ...

    Cigarette Lighter
    To use the cigarette lighter, push it in all the way, and let go. When it is ready for use, the lighter pops back out. Notice: Holding a cigarette lighter in while it is heating does not let the ligh ...