GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

  1. Disconnect the windshield wiper motor connector.
  2. Turn the ignition switch to the ACC or RUN position.
  3. Turn the windshield wiper switch to the HIGH position.
  4. Connect a test light from CKT 92 (PPL) at the windshield wiper motor connector to ground.

Does the test light illuminate?

--

Go to Step 2

Go to Step 3

2

Replace the windshield wiper motor.

Is the repair complete?

--

System OK

--

3

Connect a test light from the windshield wiper switch connector, cavity E 3 to ground.

Does the test light illuminate?

--

Go to Step 4

Go to Step  5

4

Locate and repair the open in CKT 92 (PPL) between the windshield wiper switch connector and the windshield wiper motor connector.

Is the repair complete?

--

System OK

--

5

Replace the windshield wiper switch. Refer to Multifunction Turn Signal Lever Replacement - On Vehicle in Steering Wheel and Column - Tilt.

Is the repair complete?

--

System OK

--