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.
Average mileage: 111,720 (67,000–170,000)
Engines affected: 2.2L 4 Cylinder, 4.3L V6
28 people reported this problem
I have a 2000 2.2 s10 and I need to replace my belt tensioner pulley because it's been making noises for the past two weeks. The more you press on the gas pedal, the more noise it makes. Anyways, I finally knew what the problem was couple of days ago. This week I'll replace it and buy a new one.