Operation CHARM
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Cadillac
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1997
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DeVille d Elegance V8-4.6L VIN Y
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Repair and Diagnosis
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Powertrain Management
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Relays and Modules - Powertrain Management
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Relays and Modules - Computers and Control Systems
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Body Control Module
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Description and Operation
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Body Control System Circuit Description
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Trunk Release Function
Trunk Release Function
When the PZM receives a serial data message to activate the trunk release solenoid from the IPC or RFA, it energizes the Trunk Release
Relay
if the transmission is in Park" and the valet lockout switch is not activated.