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. Access the left door lock and side window switch.
  2. Turn the ignition switch to the RUN position.
  3. Place the window lockout switch in the LOCKED position.
  4. Connect a J 39200 digital multimeter (DMM) to CKT 1307 (DK BLU), terminal B at the window lockout switch and ground.
  5. Test for voltage.

Is battery voltage present?

Battery voltage

Go to Step 3

Go to Step 4

3

Replace the window lockout switch.

Is the repair complete?

--

Go to Power Windows System Check

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4

  1. Turn the ignition switch to the RUN position.
  2. Place the window lockout switch in the LOCKED position.
  3. Connect a J 39200 DMM to CKT 1307 (DK BLU) at S306 and ground.
  4. Test for voltage.

Is battery voltage present?

Battery voltage

Go to Step 5

Go to Power Windows System Check

5

Repair the short to voltage in CKT 1307 (DK BLU) between the window lockout switch and S306.

Is the repair complete?

--

Go to Power Windows System Check

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