GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Was the Power Windows System Check performed?

--

Go to Step 2

Go to Power Windows System Check

2

  1. Disconnect the left front door power side window switch connector.
  2. Disconnect the right front door power side window switch connector.
  3. Connect a J 39200 between the left front door power side window switch connector, cavity F, and the right front door power side window switch connector, cavity D for CKT 166 (LT BLU).

Is continuity present?

--

Go to Step 3

Go to Step 6

3

Connect a J 39200 between the left front door power side window switch connector, cavity B and the right front door power side window switch connector, cavity H for CKT 167 (TAN).

Is continuity present?

--

Go to Step 4

Go to Step 7

4

  1. Disconnect the right front door power window regulator motor connector.
  2. Connect a J 39200 between the right front door power side window switch connector, cavity A, and the right front door power window regulator motor connector, cavity B for CKT 667 (BRN).

Is continuity present?

--

Go to Step 5

Go to Step 8

5

Connect a J 39200 between the right front door power side window switch connector, cavity E, and the right front door power window regulator motor connector, cavity A for CKT 666 (DK BLU).

Is continuity present?

--

Go to Step 9

Go to Step 10

6

Repair the open in CKT 166 (LT BLU) between the left front door power side window switch connector and the right front door power side window switch connector.

Refer to Wiring Repairs .

Is the repair complete?

--

Go to Power Windows System Check

--

7

Repair the open in CKT 167 (TAN) between the left front door power side window switch connector and the right front door power side window switch connector.

Refer to Wiring Repairs .

Is the repair complete?

--

Go to Power Windows System Check

--

8

Repair the open in CKT 667 (TAN) between the right front door power side window switch connector and the right front door power window regulator motor connector.

Refer to Wiring Repairs .

Is the repair complete?

--

Go to Power Windows System Check

--

9

  1. Ensure that the mechanical assembly for the window drive is not binding the operation of the regulator motor.
  2. Replace the right front door power side window regulator motor.

Refer to Power Window Motor Replacement .

Is the repair complete?

--

Go to Power Windows System Check

--

10

Repair the open in CKT 666 (DK BLU) between the right front door power side window switch connector and the right front door power window regulator motor connector.

Refer to Wiring Repairs

Is the repair complete?

--

Go to Power Windows System Check

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