Body Control Module (BCM)
WARNING: This page is about a different car, the 2004 Buick Regal, 2004 Buick Century, 2003 Buick Regal, and 2003 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
- Ignition 0
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Displays 0.0-25.5 V. This parameter is the system voltage measured by the BCM at the BCM battery input.
- Ignition 1
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Displays 0.0-25.5 V. This parameter is the system voltage measured by the BCM at the BCM ignition 1 voltage input.
- Park (BTSI) Relay
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Displays indicates ON when the body control module applies a ground to the automatic transmission shift lock control solenoid.