GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Did you perform the Front Wiper/Washer System Check?

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Go to Step 2

Go to Wiper/Washer System Check

2

  1. Disconnect the windshield wiper motor module connector.
  2. Turn the ignition switch to the RUN position.
  3. Place the windshield wiper/washer switch in the HI position.
  4. Connect a test lamp between CKT 92 (PPL) at the windshield wiper motor module connector and ground.

Did the test lamp light?

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Go to Step 3

Go to Step 4

3

Replace the windshield wiper motor module. Refer to Windshield Wiper Motor Replacement .

Is the repair complete?

--

Go to Wiper/Washer System Check

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4

Connect a test lamp between CKT 92 (PPL) at the windshield wiper/washer switch connector C266 cavity E5 and ground.

Did the test lamp light?

--

Go to Step 5

Go to Step 6

5

Repair the open in CKT 92 (PPL) between the windshield wiper/washer switch connector and the windshield wiper motor module connector. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

--

Go to Wiper/Washer System Check

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6

Replace the windshield wiper/washer switch. Refer to Multifunction, Turn Signal, and Hazard Switch Replacement - On Vehicle .

Is the repair complete?

--

Go to Wiper/Washer System Check

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