Most advanced cars appropriateness a unmarried serpentine sash to flight the accessories including the moisten pump, the alternator and the potentiality steering.2. Visually examine the belt with the engine off. Some cracking on the outer surface is normal as the belt ages, but if there is an average of 10 cracks per linear inch, it's time to replace it.
Instructions
1. Listen for any din from the zone with the engine running. Serpentine belts generally don't slip, on the contrary a squealing noise could mean the belt tensioner or one of the pulley's bearings are going bad.
This region should be first-class for approximately 50,000 miles, on the contrary whether it fails, the vehivle Testament be undrivable. To preserve the band, analysis it periodically for wear, cracking and Correct tension. Here's what To seek.
3. Turn the belt with your fingers to Stare at the inner surface. If some of the tracks are broken or missing, or if there are any tears, replace the belt.
4. Check the belt's tension by pressing down on it between the pulleys. You should only feel a slight give. If the belt seems loose or if there is no give at all, the problem could be the belt tensioner. The tensioner is a spring-loaded pulley that keeps constant tension on the belt as it stretches with age, and it's easy to overlook as a source of trouble.
5. Replace the tensioner if it is not working properly, and, since you have to remove the belt to do this, replace it too, if it shows any signs of wear.
