Buick Lucerne Owners Manual

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Door Locks
To lock or unlock the door, use the Remote Keyless Entry (RKE) transmitter or the key from outside the vehicle, and the door lock knob or switch from inside the vehicle. To unlock or lock the fuel do ...

Battery Voltage and Charging Messages
BATTERY SAVER ACTIVE This message displays when the vehicle has detected that the battery voltage is dropping beyond a reasonable point. The battery saver system starts reducing certain features ...

Anti-theft Alarm System
This vehicle has an anti-theft alarm system. ...