Wipers Always On

2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Wipers Always On
Wipers Always On

Step Action Yes No
Schematic Reference: Wiper/Washer System Schematics 
Connector End View Reference: Wiper/Washer System Connector End Views 
DEFINITION: The windshield wiper motor operates when the windshield wiper switch is OFF.
1 Did you perform the Diagnostic System Check - Vehicle? Go to Step 2  Go to Diagnostic System Check - Vehicle
2
  1. Turn the windshield wiper/washer switch OFF.
  2. Turn ON the ignition.
Are the windshield wipers always ON?
Go to Step 3  Go to Testing for Intermittent Conditions and Poor Connections
3
  1. Disconnect the steering column harness connector.
  2. Remove the connector terminal row E from the steering column connector half.
  3. Connect the steering column harness connector.
  4. Turn ON the ignition.
Are the windshield wipers always ON?
Go to Step 4  Go to Step 6 
4 Test the windshield wiper switch high signal circuit for a short to ground. Refer to Circuit Testing and Wiring Repairs .
Did you find and correct the condition?
Go to Step 12  Go to Step 5 
5 Test the windshield wiper switch signal 1 circuit for a short to battery positive voltage. Refer to Circuit Testing and Wiring Repairs .
Did you find and correct the condition?
Go to Step 12  Go to Step 9 
6 Test the windshield wiper switch high signal circuit in the steering column harness for a short to ground. Refer to Circuit Testing and Wiring Repairs .
Did you find and correct the condition?
Go to Step 12  Go to Step 7 
7 Test the windshield wiper switch signal 1 circuit in the steering column harness for a short to battery positive voltage. Refer to Circuit Testing andWiring Repairs .
Did you find and correct the condition?
Go to Step 12  Go to Step 8 
8 Inspect for poor connections at the windshield wiper/washer switch. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs .
Did you find and correct the condition?
Go to Step 12  Go to Step 10 
9 Inspect for poor connections at the windshield wiper motor. Refer to Testing for Intermittent Conditions and Poor Connections and Connector Repairs .
Did you find and correct the condition?
Go to Step 12  Go to Step 11 
10 Replace the windshield wiper/washer switch. Refer to Multifunction, Turn Signal Switch Replacement .
Is the repair complete?
Go to Step 12  -
11 Replace the windshield wiper motor cover. Refer to Wiper Motor Cover Replacement .
Is the repair complete?
Go to Step 12  -
12 Operate the system in order to verify the repair.
Did you correct the condition?
System OK Go to Step 3 
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.