Forum Discussion
MEXICOWANDERER
Oct 29, 2020Explorer
Automatic decoupling pulleys for serpentine cost $15.xx rebuilder's cost and they do break and when they do they fail in the de-couple mode. No charging. What a load of KRAP. They must save mileage like an extra fluid ounce of gasoline in a hundred miles. And add a tangible percentage of unreliability especially if the car is high mileage.
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