2011 Cadillac DTS Owner's Manual - Page 36

Power Lumbar The controls are on the outboard side of the front seats. Massaging Lumbar If available, the switch is on the outboard side of the front seats. Press the front or rear of the lumbar control to increase or decrease support. Press the top or bottom of the control to raise or lower the support mechanism. Press the switch to turn the massaging lumbar feature on. To operate, the ignition must be on. The massage cycle will run for up to 10 minutes. To stop the massage, press the switch again or press the power lumbar switch. 2-4