GM Service Manual Online
For 1990-2009 cars only

Step

Action

Yes

No

Schematic Reference: Wiper/Washer Schematics

Connector End View Reference: Wiper/Washer Connector End Views

1

Have you conducted Diagnostic System Check - Vehicle?

Go to Step 2

Go to Diagnostic System Check - Vehicle

2

Turn ON the ignition.

Are the windshield washers always on?

Go to Step 3

Go to Testing for Intermittent Conditions and Poor Connections

3

Test the windshield washer fluid pump control circuit for a short to voltage. Refer to Circuit Testing and Wiring Repairs .

Do you find and correct the condition?

Go to Step 6

Go to Step 4

4

Check for poor connections of the windshield wiper/washer module. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs .

Do you find and correct the condition?

Go to Step 6

Go to Step 5

5

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

Have you finished the replacement?

Go to Step 6

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6

Operate the system to verify the repair.

Is the failure removed?

System OK

Go to Step 2