Century V6-3100 3.1L VIN M SFI (1998)
Audible Warning Device: Component Tests and General Diagnostics
Key In Ignition Reminder
The Body Control Module (BCM) sounds the key in ignition reminder when these conditions are met:
^
The driver's door is open (ground signal in circuit 49).
^
The key is fully inserted in the ignition cylinder (ground signal in circuit 80).
^
The ignition switch in the LOCK, OFF. or ACC position.