Power Lumbar

On vehicles with power lumbar, the control is located on

On vehicles with power lumbar, the control is located on the outboard side of the front seats.

For vehicles with a two-way lumbar control, press the control top or bottom to increase or decrease support in the lower seatback.

On vehicles with a four-way lumbar control, press the control forward or rearward to increase or decrease support in the lower seatback. Press the top or bottom of the control to raise or lower the support in the seatback.

The lumbar support may need to be re-adjusted when changing the seating position.

    See also:

    Security Light
    The immobilizer light should come on briefly as the engine is started. If it does not come on, have the vehicle serviced by your dealer. If the system is working normally, the indicator light tu ...

    Additives
    To provide cleaner air, all gasolines in the United States are now required to contain additives that help prevent engine and fuel system deposits from forming, allowing the emission control sys ...

    Volume Control
    VOL/ (Volume/Power): Turn to adjust the volume. (Phone/Mute): For vehicles with OnStar®, press and hold to mute the infotainment system. Press and hold again, or turn the VOL/ knob t ...