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Power Windows Inoperative - Express Down Function

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2002 GMC Yukon XL, 2002 GMC Yukon, 2002 Chevrolet Tahoe, 2002 Chevrolet Suburban, and 2002 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Power Windows Inoperative - Express Down Function

Step Action Yes No
Schematic Reference: Power Window Schematics 
DEFINITION: This diagnostic procedure should be used to diagnosis a failure of the express down power window feature.
1 Did you perform the Power Door Systems Diagnostic System Check? Go to Step 2  Go to Diagnostic System Check - Door Systems 
2
  1. Turn ON the ignition with, the engine OFF.
  2. Depress the driver power window switch in the down position and hold it for approximately one second.
  3. Release the driver power window switch.
Does the driver power window continue downward after the switch is released?		 Go to TESTING FOR INTERMITTENT AND POOR CONNECTIONS Go to Step 3 
3 Inspect for poor connections at the harness connector of the power window master switch. Refer to TESTING FOR INTERMITTENT AND POOR CONNECTIONS and CONNECTOR REPAIRS .
Did you find and correct the condition?		 Go to Step 5  Go to Step 4 
4 Replace the power window master switch. Refer to Power Window Switch Replacement .
Did you complete the repair?		 Go to Step 5  -
5 Operate the system in order to verify the repair.
Did you correct the condition?		 System OK Go to Step 2 
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