2011 Buick LaCrosse Owner's Manual - Page 40

2-8 Keys, Doors and Windows 3. With the vehicle in P (Park) or N (Neutral), press the brake pedal and the ignition control. See Starting the Engine on page 9‑20 for additional information about the vehicle's keyless ignition with push start. Replace the transmitter battery as soon as possible. 4. Insert the new battery, positive side facing up. Push the battery down until it is held in place. Replace with a CR2032 or equivalent battery. 5. Snap the battery cover back on to the transmitter. Starting the Vehicle with a Low Transmitter Battery If the transmitter battery is weak, the DIC may display NO REMOTE DETECTED when you try to start the vehicle. The REPLACE BATTERY IN REMOTE KEY message may also be displayed at this time. Remote Vehicle Start If available, this feature allows the engine to be started from outside the vehicle. The / button will be on the RKE transmitter if the vehicle has remote start. Laws in some local communities may restrict the use of remote starters. For example, some laws may require a person using remote start to have the vehicle in view. Check local regulations for any requirements. Battery Replacement Replace the battery if the REPLACE BATTERY IN REMOTE KEY message displays in the DIC. See "Replace Battery in Remote Key" under Key and Lock Messages on page 5‑36. The battery is not rechargeable. To replace the battery: 1. Push the button on the transmitter to extend the key. 2. Remove the battery cover by prying it with a finger. 3. Remove the battery by pushing on the battery and sliding it toward the keyblade. To start the vehicle: 1. Remove the cupholder from the center console storage area. 2. Place the transmitter in the transmitter pocket with the buttons facing up.