GM Service Manual Online
For 1990-2009 cars only

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

Test for an open in CKT 164 from S500 to terminal C of the power window control module.

Is CKT 164 OK?

--

Go to Step 3

Go to Step 6

3

Inspect for poor connections at the power window control module terminal A and terminal C.

Refer to Intermittents and Poor Connections Diagnosis in Wiring Systems.

Are the connections OK?

--

Go to Step 4

Go to Step 5

4

Repair the poor connections.

Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

--

Go to Power Windows System Check

--

5

Replace the power window control module.

Refer to Door Control Module Replacement .

Is the repair complete?

--

Go to Power Windows System Check

--

6

Repair the open in CKT 164.

Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

--

Go to Power Windows System Check

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