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Home >> Saturn >> 2002 >> L200 Automatic >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Body Control Modules >> General Description >> BCM Replacement >> Key-In-Ignition

BCM Replacement: Key-In-Ignition

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When the ignition key is seated in the ignition switch, the key-in-ignition switch contacts close grounding circuit 80. The BCM monitors the state of the key-in-ignition switch, the state of the ignition switch (OFF, ACC or RUN) and the driver's door to control the key-in-ignition chime.