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Home >> Chevrolet >> 2009 >> Traverse LS, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 20 (Cellular Systems, Entertainment Systems & Navigation Systems) >> Diagnostic Information and Procedures >> Personal Audio Link Module Malfunction >> Circuit/System Testing >> PAL LED Indicator Malfunction
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PAL LED Indicator Malfunction

WARNING: This page is about a different car, the 2010 Saturn Outlook, 2010 GMC Acadia, 2010 Chevrolet Traverse, and 2010 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.
  1. Ignition OFF, disconnect the PAL harness connector.
  2. Ignition ON, verify that a test lamp illuminates between the PAL B+ circuit terminal and ground.
    • If the test lamp does not illuminate, test the B+ circuit for an open/high resistance.
  3. Verify that a test lamp illuminates at both PAL ground circuit terminals and B+.
    • If the test lamp does not illuminate, test the ground circuits for an open/high resistance.
  4. If all circuits test normal, replace the PAL.
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