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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1811 (Fixed And MOVEABLE Windows) >> Diagnostic Information and Procedures >> Power Windows Inoperative - All >> Circuit/System Testing >> All Power Windows Inoperative

All Power Windows Inoperative

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 B+ harness connector at the appropriate front Window Switch.
  2. Ignition ON, verify that a test lamp illuminates between the B+ circuit terminal D and ground.
    • If the test lamp does not illuminate, test the B+ circuit for an open/high resistance. If the PWR WDW circuit breaker is open, check the B+ circuit for a short to ground. If the circuit tests normal, test or replace the Underhood Fuse Block.
  3. If all circuits test normal, test or replace the appropriate front Window Switch.