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Home >> Cadillac >> 2021 >> CT5 V, 4WD >> Repair and Diagnosis >> Body & Frame >> Body, Cab Control Systems >> Vehicle Access System >> Diagnostic Information and Procedures >> DTC B1592 >> Circuit/System Verification

Circuit/System Verification

  1. Ignition - On / Vehicle - In Service Mode
  2. Operate the component: E7AC Rear License Plate Lamp Module - Pressed

    Verify the component produces a clicking sound: M40 Rear Compartment Lid Latch

    • If the component does not produce a sound 

      Refer to Circuit/System Testing

    • Go to next step: If the component produces a sound 
  3. A fault is not currently present and may be an intermittent condition
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