Lumbar Adjustment

To adjust the lumbar support:

To adjust the lumbar support:

  • Press and hold the front or rear of the control to increase or decrease lumbar support.
  • Press and hold the top or bottom of the control to raise or lower the height of the lumbar support.
    See also:

    Dome Lamp Override
    The dome lamp override button is located next to the exterior lamps control. : Press the button in and the dome lamps remain off when a door is opened. Press the button again to return it to the ...

    Tire Pressure Monitor Operation
    This vehicle may have a Tire Pressure Monitor System (TPMS). The TPMS is designed to warn the driver when a low tire pressure condition exists. TPMS sensors are mounted onto each tire and wheel as ...

    Diagnostics
    OnStar Vehicle Diagnostics will perform a vehicle check every month. It will check the engine, transmission, antilock brakes, and major vehicle systems. It also checks the tire pressures, if the v ...