Black plate (17,1)Cadillac XTS Owner Manual (GMNA-Localizing-U.S./Canada-6006999) -2014 - CRC - 9/11/13Driving and Operating 9-17ACC/ACCESSORY (AmberIndicator Light): This mode allowsthe use of some electricalaccessories when the engine is off.With the ignition off, pressing thebutton one time without the brakepedal applied will place the ignitionsystem in ACC/ACCESSORY.The ignition will switch from ACC/ACCESSORY to OFF afterfive minutes to prevent batteryrundown.ON/RUN/START (Green IndicatorLight): This mode is for driving andstarting. With the ignition off, andthe brake pedal applied, pressingthe button once will place theignition system in ON/RUN/START.Once engine cranking begins,release the button. Engine crankingwill continue until the engine starts.See Starting the Engine onpage 9-17. The ignition will thenremain in ON/RUN.Service Only ModeThis power mode is available forservice and diagnostics, and toverify the proper operation of themalfunction indicator lamp as maybe required for emission inspectionpurposes. With the vehicle off, andthe brake pedal not applied,pressing and holding the button formore than five seconds will placethe vehicle in Service Only Mode.The instruments and audio systemswill operate as they do in ON/RUN,but the vehicle will not be able to bedriven. The engine will not start inService Only Mode. Press thebutton again to turn the vehicle off.Starting the EngineMove the shift lever to P (Park) orN (Neutral). The engine will not startin any other position. To restart theengine when the vehicle is alreadymoving, use N (Neutral) only.{ CautionDo not try to shift to P (Park) if thevehicle is moving. If you do, youcould damage the transmission.Shift to P (Park) only when thevehicle is stopped.{ CautionIf you add electrical parts oraccessories, you could changethe way the engine operates. Anyresulting damage would not becovered by the vehicle warranty.See Add-On Electrical Equipmenton page 9-68.
