2011 Cadillac DTS Owner's Manual - Page 125

The steering can bind with the wheels turned off center. If this happens, move the steering wheel from right to left while turning the key to ACC/ACCESSORY. If this doesn't work, the vehicle needs service. B (ACC/ACCESSORY): This position lets the radio and windshield wipers operate while the engine is off. To use ACC/ACCESSORY, turn the key clockwise. C (ON/RUN): This position is where the key returns to after the vehicle is started. This position displays some of the warning and indicator lights. The battery could be drained if you leave the key in the ACC/ACCESSORY or ON/RUN position with the engine off. You may not be able to start the vehicle if the battery is allowed to drain for an extended period of time. D (START): This position starts the engine. A warning chime will sound and the Driver Information Center (DIC) will display DRIVER DOOR OPEN when the driver door is opened if the ignition is in LOCK/OFF, ACC/ACCESSORY and the key is in the ignition. See DIC Warnings and Messages on page 4 ‑ 62 for more information. Retained Accessory Power (RAP) These vehicle accessories can be used for up to 10 minutes after the ignition key is turned off: ... Audio System Audio Steering Wheel Controls Power Windows Sunroof (if equipped) Power to these accessories will work up to 10 minutes or until the driver's door is opened. For an additional 10 minutes of power, close all the doors and turn the key to ON/RUN and then back to LOCK/OFF. Starting the Engine Move the shift lever to P (Park) or N (Neutral). The engine will not start in any other position. To restart the engine when the vehicle is already moving, use N (Neutral) only. Notice: Do not try to shift to P (Park) if the vehicle is moving. If you do, you could damage the transmission. Shift to P (Park) only when the vehicle is stopped. 3-23