GM Service Manual Online
For 1990-2009 cars only

Step

Action

Yes

No

Schematic Reference: Wiper/Washer Schematics

1

Did you review the Wiper/Washer System Description and Operation and perform the necessary inspections?

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Step 2

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Symptoms - Wiper/Washer Systems

2

  1. Turn the ignition on.
  2. Turn the windshield wiper/washer switch to the off position.

Are the windshield washers always on?

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Step 3

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Testing for Intermittent Conditions and Poor Connections in Wiring Systems

3

  1. Disconnect the windshield wiper/washer switch.
  2. Turn the ignition on.

Are the windshield washers always on?

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Step 4

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Step 5

4

Repair the windshield washer switch signal circuit for a short to voltage. Refer to Wiring Repairs and Connector Repairs in Wiring Systems.

Is the repair complete?

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Step 6

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5

Replace the windshield wiper/washer switch. Refer to Windshield Wiper and Washer Switch Replacement - On Vehicle in Steering Wheel and Column-Tilt.

Is the repair complete?

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Step 6

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6

Operate the system in order to verify the repair.

Did you correct the condition?

System OK

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Step 3