Power Window Inoperative - Driver Door. Pontiac Demonstrator 1985

For 1990-2009 cars

Step | Action | Yes | No
--- | --- | --- | ---
Schematic Reference: Power Window Schematics Connector End View Reference: Power Door Systems Connector End Views
1 | Did you perform the Vehicle Diagnostic System Check? | Go to Step 2 | Go to in Vehicle DTC Information
2 | Verify that the driver door power window is inoperative. Does the driver door power window operate normally? | Go to in Wiring Systems | Go to Step 3

3

1. Disconnect the driver window motor.
2. Turn ON the ignition, with the engine OFF.
3. Probe the power window motor left front up circuit of the driver window motor with a test lamp that is connected to a good ground.
4. Activate the driver window switch to the UP position.

Does the test lamp illuminate?

Go to Step 4

Go to Step 5

4

1. Connect a test lamp between the power window motor left front up circuit of the driver window motor and the power window motor left front down circuit of the driver window motor.
2. Activate the driver window switch to the DOWN position.

Does the test lamp illuminate?

Go to Step 7

Go to Step 6

5 | Test the power window motor left front up circuit for an open. Refer to and in Wiring Systems. Did you find and correct the condition? | Go to Step 11 | Go to Step 8
6 | Test the power window motor left front down circuit for an open. Refer to and in Wiring Systems. Did you find and correct the condition? | Go to Step 11 | Go to Step 8
7 | Inspect for poor connections at the harness connector of the driver window motor. Refer to and in Wiring Systems. Did you find and correct the condition? | Go to Step 11 | Go to Step 9
8 | Inspect for poor connections at the harness connector of the driver window switch. Refer to and in Wiring Systems. Did you find and correct the condition? | Go to Step 11 | Go to Step 10
9 | Replace the driver window motor. Refer to Front Side Door Window Regulator Motor Replacement . Did you complete the repair? | Go to Step 11 | --
10 | Replace the driver window switch. Refer to Front Side Door Window Switch Replacement - Left Side . Did you complete the repair? | Go to Step 11 | --
11 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 2