GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

DEFINITION: This diagnostic should be used only if the right power window is inoperative from both power window switches.

1

Has the Power Windows System Check been performed?

--

Go to Step 2

Go to Power Windows System Check

2

  1. Place the ignition switch in the RUN position.
  2. Connect a J 35616-200 test lamp between CKT 343 (YEL) at the RF power window switch connector cavity F and ground.

Does the test lamp light?

--

Go to Step 3

Go to Step 5

3

  1. Connect a J 35616-200 test lamp at the RF power window switch connector cavity J and cavity L between CKT 166 (LT BLU) and CKT 167 (TAN).
  2. Press up the LF power window master switch.
  3. Observe the test lamp.

  4. Press down the LF power window master switch.
  5. Observe the test lamp.

Does the test lamp light each time the switch is pressed?

--

Go to Step 4

Go to Step 6

4

  1. Connect a J 35616-200 test lamp between CKT 666 (DK BLU) and CKT 667 (BRN) at the RF power window motor connector.
  2. Press up the RF power window switch.
  3. Observe the test lamp.

  4. Press down the RF power window switch.
  5. Observe the test lamp.

Does the test lamp light each time the switch is pressed?

--

Go to Step 7

Go to Step 8

5

Repair the open in CKT 343 (YEL) between the I/P fuse block and the RF power window switch. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

--

Go to Power Windows System Check

--

6

  1. Connect a J 35616-200 test lamp at the LF power window master switch connector cavity B and cavity D between CKT 166 (LT BLU) and CKT 167 (TAN).
  2. Press up the LF power window master switch.
  3. Observe the test lamp.

  4. Press down the LF power window master switch.
  5. Observe the test lamp.

Does the test lamp light each time the switch is pressed?

--

Go to Step 7

Go to Step 8

7

Repair the open in CKT 166 (LT BLU) or CKT 167 (TAN) between RF power window switch and LF power window master switch. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

--

Go to Power Windows System Check

--

8

  1. Inspect the LF power window master switch for a faulty connection.
  2. If the connection is OK, replace the LF power window master switch. Refer to Power Accessory Switch Panel Replacement .

Is the repair complete?

--

Go to Power Windows System Check

--

9

  1. Inspect the RF power window motor for a faulty connection.
  2. If the connection is OK, replace the RF power window motor. Refer to Front Side Door Window Regulator Replacement .

Is the repair complete?

--

Go to Power Windows System Check

--

10

Repair the open in CKT 666 (DK BLU) or in CKT 667 (BRN) between the RF power window switch and the RF power window motor. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

--

Go to Power Windows System Check

--