When, How Often and How To Replace Serpentine Belt? – Cargister

Cars are no longer a luxury to own. They are now a necessity to have. However, there is a need to understand what your car needs and how long some parts ought to last.

Importantly, you need to know how to replace some few parts. One of such parts is the serpentine belt.

The question that you need to ask yourself is, how long does this belt last? And, how do you replace the belt?

How Long Does A Serpentine Belt Last

Also known as the Multi-vee, poly-v, or multi-rib belt, the serpentine belt is used in the driving of multiple peripheral devices in the engine.

Some of the tools include water pumps, power pump, and alternator. How long then does the multi-rib belt need to for it to be replaced?

Serpentine Belt Pic

According to many manufacturers’ directive and advice, poly-v are built to ensure that they are not secure, but they last longer.

This is accredited because there has been an advancement in the rubber industry. Manufactures give an estimation of between 60,000 to 100,000 miles as the span for the belt to last.

It is, however of the essence to note that some belt may be manually tensioned hence may require adjusting. Others are self-tensioned thus they end up experiencing wear out and in the long run need replacing or getting serviced.

However, one fact you need to know is, once your multi-vee belt has an issue, then your car will stop running instantly.

How To Change A Serpentine Belt

It is always advisable that you get the service of your mechanic once the strap has an issue. Alternatively, there are several steps that you can follow to replace the belt.

One key thing to note is, only replace it yourself if you are sure you can. So, how do you change the belt?

  • For starters, look at your repair manual and the belt routing diagram. If you need to, you can go online and watch videos or print out the schematic diagram.
  •  Next, compare the how the old belt is wrapped on the pulleys. Take the new one on your hand and try matching the routine.
  • Get to find the self-adjusting tensioner and what you need to release tension from the belt safely. At all times, the back side runs against the pressure, hence appears like a smooth roller than a pulley.
  • Ensuring that you have space to remove the tool once tension is released,  position the wrench or unique removal tool on the tensioner. This will help you get into the tight clearance for the tensioner’s roller once tension is released.
  • After you have removed the old belt, you need to check the tensioner pulley if they are intact. The status of the lifts is done by spinning it with your hand. If noisy, loose or very tight, then you will have to replace them.
  • For safety purposes, have all idler pulleys, pumps checked to ensure they move freely. For wobble or deflection, check the alternator, A/C compressor, pulleys and the pulleys for the water pump, smog pump, and any other accessories.
  • Carefully install the new belt. Ensure that it is not twisted at any point. Importantly, ensure that all belt ribs are aligned to the pulley grove.
  • Lastly, tighten the tensioner, and you are set to go.

While buying your belt, ensure that you get them from an authorized dealer. There is always the issue of counterfeits.

If you get a no quality serpentine belt, it may not serve its intended purpose right.Furthermore,it will also get worn out fast than expected.

You do not want to keep on spending on something over and over again. Essentially, ensure that you consult the help of a professional mechanic.

Regularly check if your serpentine belt is in shape always. There is still a high possibility to have other mechanical issues if your belt is either loose or worn out.

Consequently, some of the operation that the belt support will not function as expected. No one wants to have a broken car. Safety is always the number one priority, and a well functioning car will compliment that.

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