Serpentine Belt Tensioner May Fail on Chevrolet S10

The serpentine belt tensioner can fail; it may become noisy and/or the belt may jump off. Replacement of the failed tensioner will be necessary.

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Average mileage: 111,314 (67,000–170,000)
Engines affected: 2.2L 4 Cylinder, 4.3L V6
9 model years affected: 1995, 1996, 1997, 1998, more1999, 2000, 2001, 2002, 2003
24 people reported this problem
8 people shared problem details
2002 Chevrolet S10- 2.2L 4 Cylinder92,000
tensioure pulley broke. took to shop for repair.
had to replace this twice on a 1996 Chevy Blazer with the 4.3 engine within 5 years and about 30K miles.
2003 Chevrolet S10- 4.3L V6104,000
Windshield wipers won't stop moving, replaced the circuit board and it works fine now
2000 Chevrolet S10- 2.2L 4 Cylinder115,099
Tensioner will not stay still always oscillating
1996 Chevrolet S10- 4.3L V6
I had to replace 3 in 4 months, any out there know how to give this a permanent fix .
The pulley frozen rusted in place.
1999 Chevrolet S10- 2.2L 4 Cylinder120,000
it started sqeaking Then the belt jumped off and the entire tensioner departed
1996 Chevrolet S10- 4.3L V696,678
Idler bearing making loud squeeking noise. I will need to replace it as well as serpentine belt.
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