Power Window Lockout Function Inoperative

2007 Chevrolet Impala V8-5.3LSECTION Power Window Lockout Function Inoperative


Power Window Lockout Function Inoperative

Test Description

Step 1 - Step 7:




The number below refers to the step number on the diagnostic table.
3. This step determines if the power window master switch lockout signal circuit may be shorted to battery positive voltage. Normally, with rear window lockout not enabled, this circuit is closed within the master window switch and rear windows are operational from their respective switches. When the lockout feature is enabled, the circuit is open and no voltage is available at the rear window switches. A short to voltage on this circuit would cause power to be supplied to the rear window switches regardless of the lockout switch status.

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.