Repair Safety Notice:
This information is for general instructional purposes only. Vehicle repair can be dangerous.
Verify all information, follow manufacturer service procedures, use proper tools and safety equipment,
and consult a qualified repair shop when needed.
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STEVE W.
AUTOMOTIVE REPAIR CONTRIBUTOR
15,146 POSTS
Check the grounds from the motor to the chassis and to the controls. If you have a good ground the wiper motor is faulty as the speeds and intermittent controls are inside the driver board in the motor.