GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Was the wiper/washer system check performed?

--

Go to Step 2

Go to Wiper/Washer System Check

2

  1. Turn the ignition switch to the ON position.
  2. Move the wipers up and out of the PARK position.
  3. Backprobe the front wiper motor connector using J 35616-200 from cavity 5 to ground.

Does the test lamp light?

--

Go to Step 3

Go to Step 4

3

Test for an open in the BLU/WHT wire between the front wiper motor and combination switch.

Was an open found?

--

Go to Step 7

Go to Step 5

4

Test for an open in the YEL/BLU wire between the junction block and front wiper motor.

Was an open found?

--

Go to Step 7

Go to Step 6

5

Replace the combination switch. Refer to Inflatable Restraint Steering Wheel Module Coil Replacement in Restraints.

Is the repair complete?

--

Go to Wiper/Washer System Check

--

6

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

Is the repair complete?

--

Go to Wiper/Washer System Check

--

7

Repair the open. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

--

Go to Wiper/Washer System Check

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