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Home >> Chevrolet >> 2007 >> Express 2500 V8-4.8L >> Repair and Diagnosis >> Wiper and Washer Systems >> Testing and Inspection >> Symptom Related Diagnostic Procedures >> Wipers Inoperative - One or More Modes

Wipers Inoperative - One or More Modes



WIPERS INOPERATIVE - ONE OR MORE MODES

TEST DESCRIPTION

Step 1 - Step 10:




Step 11 - Step 16:




The numbers below refer to the step numbers on the diagnostic table.
5. This step tests for continuity through the 390 ohms resistor in the windshield wiper/washer switch.
6. This step tests for continuity through the delay resistors in the windshield wiper/washer switch. The measured resistance will change in sequence from low to high as the delay speed is increased.