GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Did you perform the Power Windows System Check?

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Go to Step 2

Go to Power Windows System Check

2

  1. Place the ignition switch in the RUN position.
  2. Disconnect the left front power window master switch.
  3. Connect a test lampJ 35616-200 from CKT 343 (YEL) cavity L at the left front power window master switch.

Did the test lamp light?

--

Go to Step 3

Go to Step 4

3

Connect a test lampJ 35616-200 from CKT 343 (YEL) cavity L to CKT 750 (BLK) cavity C at the left front power window master switch.

Did the test lamp light?

--

Go to Step 6

Go to Step 5

4

Repair the open in CKT 343 (YEL) between the left power window master switch and the IP fuse block.

Is the repair complete?

--

Go to Power Windows System Check

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5

Repair the open in CKT 750 (BLK) between the left front power window master switch and ground G110.

Is the repair complete?

--

Go to Power Windows System Check

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6

Replace the Left front power window master switch. Refer to Power Accessory Switch Panel Replacement .

Is the repair complete?

--

Go to Power Windows System Check

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