Buick LaCrosse: Starting the Vehicle with a Low 
Transmitter Battery - Remote Keyless Entry (RKE) System Operation - Keys and Locks - Keys, Doors, and Windows - Buick LaCrosse Owners ManualBuick LaCrosse: 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.

To start the vehicle:

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.

3. With the vehicle in P (Park) or N (Neutral), press the brake pedal and the START/STOP button. See Starting the Engine for additional information about the vehicle's keyless ignition with pushbutton start.

Replace the transmitter battery as soon as possible.

    Programming without a Recognized Transmitter (Keyless Access Vehicles Only)
    If there are no currently recognized transmitters available, follow this procedure to program up to five transmitters. This feature is not available in Canada. This procedure will take appro ...

    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. The battery is not rechargeable. T ...

    See also:

    Jump-Starting
    Jump-starting is dangerous if done incorrectly. So follow the procedure carefully. If you feel unsure about jump-starting, we strongly recommend that you have a competent service technician do the ...

    If the smart key system does not operate properly
    ●Locking and unlocking the doors: Use the mechanical key. ●Starting the engine ...

    Radio Frequency Identification (RFID)
    RFID technology is used in some vehicles for functions such as tire pressure monitoring and ignition system security, as well as in connection with conveniences such as key fobs for remote door lockin ...