By placing the pulley on a spring loaded bracket the belt can continually be adjusted as it might become stretched and loose.
Fan belt tensioner pulley.
A failing belt tensioner can cause a lot of problems in your vehicle.
This mandates the use of a belt tension pulley in order to keep the belt tight as well as to react to belt stretch and aging.
Modern vehicles use a single flat serpentine style fan belt with no adjustable engine components.
This product is made in china and manufactured by all states ag parts.
Furthermore a functioning pulley certifies all accessories turn at the proper rpm.
Automatic serpentine belt tensioner pulley assembly replaces 38158 88929140 compatible with chevy gmc other gm vehicles avalanche silverado tahoe trailblazer sierra yukon escalade.
In addition tensioners are necessary to provide the proper tautness of the belt and when they re loose can increase wear and tear on the belt leading to faulty equipment.
4 6 out of 5 stars 97.
The product type is blower fan tensioner pulley kit bobcat 873 873 s300 751 751 t190 s175 s250 773 773 863 863 t180 s220 s205 753 753 s150 763 763 s185 s130 s160.
The squeaking squealing and grinding noises can certainly get on your nerves but the potential problems caused by a bad tensioner are far more than just casual annoyances.