Timing gears can cause knocking sound on Chevrolet S10
Problem overview
Timing gears may wear causing a mild to severe knocking noise from the front of the engine. Replacement of the timing gears is necessary.
8 people reported this problem
3 commentsChevrolet S10 vehicles with this problem
Average mileage: 146,000 miles
(132,000 - 160,000)
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