Power Window Inoperative - Passenger Door. Chevrolet Evaluator 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 Diagnostic System Check - Vehicle in Vehicle DTC Information
2 | Verify that the passenger door power window is inoperative. Do the passenger door power windows operate normally? | Go to Testing for Intermittent Conditions and Poor Connections in Wiring Systems | Go to Step 3
3 | Is the inoperative window the front passenger window? | Go to Step 5 | Go to Step 4
4 | Are the driver, LR and RR windows all inoperative? | Go to Step 9 | Go to Step 6

5

1. Disconnect the front passenger window switch.
2. Turn ON the ignition, with the engine OFF.
3. Probe the accessory voltage circuit of the front passenger window switch with a test lamp that is connected to a good ground.

Does the test lamp illuminate?

Go to Step 7

Go to Step 16

6

1. Disconnect the appropriate window switch.
2. Turn ON the ignition, with the engine OFF.
3. Probe the power window master switch lockout signal circuit of the appropriate window switch with a test lamp that is connected to a good ground.

Does the test lamp illuminate?

Go to Step 7

Go to Step 10

7

1. Disconnect the appropriate window switch.
2. Connect a test lamp between the power window master switch up circuit of the appropriate window switch and the power window master switch down signal circuit of the appropriate window switch.
3. Activate the appropriate driver window switch to the UP and DOWN positions.

Does the test lamp illuminate in both positions?

Go to Step 8

Go to Step 11

8

1. Connect the appropriate window switch.
2. Disconnect the appropriate window motor.
3. Connect a test lamp between the power window motor up circuit of the appropriate window motor and the power window motor down circuit of the appropriate window motor.
4. Activate the appropriate window switch to the UP and DOWN positions.

Does the test lamp illuminate in both positions?

Go to Step 14

Go to Step 12

9 | Test the accessory voltage circuit for an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 20 | Go to Step 13
10 | Test the power window master switch lockout signal circuit of the appropriate window switch for an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 20 | Go to Step 13
11 | Test the appropriate power window master switch signal circuits of the appropriate window switch for a short to voltage or an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 20 | Go to Step 13
12 | Test the appropriate power window motor up and down circuits of the appropriate window motor for a short to voltage or an open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 20 | Go to Step 15
13 | Inspect for poor connections at the harness connector of the driver window switch. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 20 | Go to Step 17
14 | Inspect for poor connections at the harness connector of the appropriate window motor. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 20 | Go to Step 18
15 | Inspect for poor connections at the harness connector of the appropriate window switch. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs in Wiring Systems. Did you find and correct the condition? | Go to Step 20 | Go to Step 19
16 | Repair the open in the accessory voltage circuit. Refer to Wiring Repairs in Wiring Systems. Did you complete the repair? | Go to Step 20 | --
17 | Replace the driver window switch. Refer to Assembly, Door - Inner Front . Did you complete the replacement? | Go to Step 20 | --
18 | Replace the appropriate window motor. Refer to Assembly, Door - Inner Front Did you complete the replacement? | Go to Step 20 | --
19 | Replace the appropriate window switch. Refer to Assembly, Door - Inner Front . Did you complete the replacement? | Go to Step 20 | --
20 | Operate the system in order to verify the repair. Did you correct the condition? | System OK | Go to Step 2