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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1538 (Instrument Panel System Displays And Gauges) >> Diagnostic Information and Procedures >> Chime Always On >> Circuit/System Testing

Circuit/System Testing

WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition OFF, disconnect the harness connector at the ignition key alarm switch
  2. Ignition ON, verify the scan tool Key In Ignition parameter is No.
    • If not No, test the key in ignition signal circuit for a short to ground. If the circuit tests normal, replace the BCM.
  3. If all circuits test normal, test or replace the ignition switch.