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Home >> Cadillac >> 2007 >> STS V >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Instrument Panel System Displays And Gauges >> Diagnostic Information and Procedures >> Trunk Ajar Indicator Always On >> Circuit/System Testing

Circuit/System Testing

  1. Ignition ON, scan tool installed and the rear compartment fully closed, verify the rear compartment lid ajar parameter in the rear integration module (RIM) Data List is Trunk Open.
    • If not, replace the instrument panel cluster (IPC).
  2. Ignition OFF, disconnect the harness connector at the rear compartment lid release actuator, verify the rear compartment lid ajar parameter in the rear integration module (RIM) Data List is Trunk Closed.
    • If no, test the rear compartment lid ajar switch signal circuit for a short to ground. If the circuit tests normal, replace the RIM.
  3. If all circuits tests normal, replace the rear compartment lid release actuator.
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