Cadillac Workshop Service and Repair Manuals > DeVille V8-4.6L VIN Y (1998) > Powertrain Management | Computers and Control Systems | Relays and Modules - Computers and Control Systems | Body Control Module | Component Information | Description and Operation | Afterblow Function

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Body Control Module: Description and Operation
Trunk Open

The Body Control Module (PZM) requests this message when the ignition switch is the RUN position and the trunk ajar input is active.

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