GM Service Manual Online
For 1990-2009 cars only

Power Windows Inoperative - All Oldsmobile

Step

Action

Value(s)

Yes

No

1

Did you perform the Power Windows System Check?

--

Go to Step 2

Go to Power Windows System Check

2

  1. Disconnect the LH front power window switch connector.
  2. Place the ignition switch in the RUN position.
  3. Connect a digital multimeter (DMM) between the LH front power window switch connector terminal K (BRN) and ground.

Does the voltage measure within the specified range?

10-15 V

Go to Step 3

Go to Step 4

3

Connect a DMM between the LH front power window switch connector terminal K (BRN) and terminal P (BLK).

Does the voltage measure within the specified range?

10-15 V

Go to Step 5

Go to Step 6

4

Repair an open or a short to ground in CKT 141 (BRN). Refer to Wiring Repairs in Wiring Systems.

Did you complete the repair?

--

Go to Power Windows System Check

--

5

Replace the LH front power window switch. Refer to Front Side Door Window Switch Replacement .

Did you complete the repair?

--

Go to Power Windows System Check

--

6

Inspect for a faulty connection at G202.

Refer to Intermittents and Poor Connections Diagnosis in Wiring Systems.

Is there a faulty connection?

--

Go to Step 7

Go to Step 8

7

Repair the faulty connection. Refer to Wiring Repairs in Wiring Systems.

Did you compete the repair?

--

Go to Power Windows System Check

--

8

Repair the open in CKT 150 (BLK) between the LH front power window switch terminal P and G202. Refer to Wiring Repairs in Wiring Systems.

Did you complete the repair?

--

Go to Power Windows System Check

--

Power Windows Inoperative - All Buick

Step

Action

Value(s)

Yes

No

1

Did you perform the Power Windows System Check?

--

Go to Step 2

Go to Power Windows System Check

2

  1. Disconnect the LH front door lock/window switch connector.
  2. Place the ignition switch in the RUN position.
  3. Connect a digital multimeter (DMM) between the LH front door lock/window switch connector terminal N (BRN) and ground.

Does the voltage measure within the specified range?

10-15 V

Go to Step 3

Go to Step 4

3

Connect a DMM between the LH front door lock/window switch connector terminal N (BRN) and terminal C (BLK).

Does the voltage measure within the specified range?

10-15 V

Go to Step 5

Go to Step 6

4

Repair an open or a short to ground in CKT 141 (BRN). Refer to Wiring Repairs in Wiring Systems.

Did you complete the repair?

--

Go to Power Windows System Check

--

5

Replace the LH front door lock/window switch. Refer to Door Lock and Side Window Switch Replacement .

Did you complete the repair?

--

Go to Power Windows System Check

--

6

Inspect G202 for a faulty connection.

Refer to Intermittents and Poor Connections Diagnosis in Wiring Systems.

Is there a faulty connection at G202?

--

Go to Step 7

Go to Step 8

7

Repair the faulty connection in G202. Refer to Connector Repairs in Wiring Systems.

Did you complete the repair?

--

Go to Power Windows System Check

--

8

Repair an open in CKT 150 (BLK) between the LH front door lock/window switch terminal C and G202. Refer to Wiring Repairs in Wiring Systems.

Did you complete the repair?

--

Go to Power Windows System Check

--