How to Replace a Serpentine Belt in Your Car?

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Serpentine belt is a very important for your vehicle engine working right. The serpentine, or s-belt, has greatly simplified the operation of under-hood pumps and pulleys. This one long belt runs every engine-driven accessory, including the water pump, alternator, a/c compressor and power steering pump. With so many systems counting on it, it’s important to periodically inspect your s-belt for signs of fraying, cracking, or glazing. As a general rule, replace your s-belt every 30,000 to 60,000 miles.

How to tell if you need to do serpentine belt replacement?

Press the gauge into a belt groove. As long as the gauge sits above the ribs, the belt is good. If it slides down so it’s even with the rib, the serp belt is worn and must be replaced. Another way of checking your vehicles serp belt is, draw a line on the belt ribs with a silver permanent marker. Then shoot a photo with your smart phone. The app will tell you if the serp belt is good or bad.

How do you do that?

Changing the serp belt is as easy as having a sip of tea. Yes, Serpentine belt replacement is easy because today’s automatic drive belt tensioners eliminate the need to loosen bolts or pry components into position for retensioning. Just rotate the tensioner, remove the old belt and install a new one. When the belt ribs are seated into the pulley grooves, release the tensioner and you’re done.

Tools you need to carry out serp belt dismantling</p

  • Breaker bar
  • Socket set
  • Basic hand tools (for accessory removal)
  • Torque wrench (for lug nuts)
  • Optional: Serpentine belt tool (required for some vehicles)

These above tools are used only when you are practicing the other way of replacing serp belt instead tensioner.

Conclusion

You can replace a serpentine belt with ordinary hand tools. But we don’t recommend it. The spaces are often tight and the belt-driven devices difficult to reach. Using a serpentine belt tool to loosen the tensioner and a belt placement tool to position the belt is a better exercise to carry out. Sell auto parts gives you all the tools and parts required.

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