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Home >> Cadillac >> 1997 >> DeVille V8-4.6L VIN Y >> Repair and Diagnosis >> Accessories and Optional Equipment >> Antitheft and Alarm Systems >> Testing and Inspection >> Initial Inspection and Diagnostic Overview >> Circuit Operation - Universal Theft Deterrent System (UTD) >> Security Indicator

Security Indicator

The Body Control Module (PZM) sends Class 2 messages requesting the Instrument Panel Cluster (IPC) to control the "SECURITY" indicator. The IPC acknowledges this message and commands the indicator to the desired state.
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