2015 Jeep Wrangler Serpentine Belt Diagram (2024)

FAQs

Where is the serpentine belt diagram? ›

Some vehicles have the serpentine belt diagram located on a decal somewhere in the engine compartment. But if your car does not have a decal, you can easily look up the diagram in a repair manual or repair database. Another option is to take a photo of the old belt before removal.

Jeep Serpentine Belt Replacement Cost Estimates

The average cost for a Serpentine Belt Replacement is between $130 and $150 but can vary from car to car.

if your vehicle HAS a serpentine belt arrangement, NO, you can't drive without it. It operates the alternator, so you'll have no electrical power after the battery dies. It operates the power steering pump, so steering will take MUCH MORE effort.

If you do notice your belt needs replacing, you can do it yourself if you're mechanically minded and have the time. It'll take about 1 or 2 hours, but they're relatively inexpensive and straightforward to repair.

A: Commonly a belt routing diagram sticker is on the underside of the hood or in the engine compartment. If there is no diagram, make a sketch of the belt and pulleys before removing the belt.

Depending on your vehicle, and the other service you may or may not be having done at the time, the whole process of replacing the serpentine belt should take no more than two hours.

You can replace only the pulley, or you can buy a new tensioner with a new pulley attached, or you can buy a kit with a new belt, tensioner/pulley, and idler pulley if there is one, and do it all.

When to Replace Serpentine Belt. When should a serpentine belt be replaced? The serpentine replacement interval is about every 60,000 – 100,000 miles. Because of their rubber material, serpentine belts will crack, peel, and wear down over time.

Since the serpentine belt helps provide power to cool the engine, a faulty belt can cause the car engine to overheat as the water pump will not turn. As soon as the engine begins to overheat, have it inspected by a mechanic as it can cause a breakdown and cause engine damage if left overheated.

Serpentine Belt vs.

The timing belt is inside the engine and keeps the crankshaft and camshaft in sync. It ensures that the engine intake and exhaust valves open and close in time with the pistons so the engine runs smoothly. The serpentine belt is what keeps the engine accessories running smoothly and efficiently.

Does the serpentine belt affect the transmission? ›

The replacement of the Serpentine Belt should not have any effect on or cause the Transmission to leak.

On average, serpentine belts should last between 60,000 and 100,000 miles. However, if you're only putting a few thousand miles annually on your vehicle, don't use that mileage interval as the sole guide for when to replace the serpentine belt.

Many have a ½” square cast into the tensioner arm, in which you insert a ½” breaker bar, or Belt Tensioner Tool to relieve the tension. Many others, you use a socket on the pulley itself to do this. Use a ratchet or breaker bar that fits into the bolt and release the tensioner.

We suggest technicians change a pulley whenever a timing belt or serpentine belt is changed and vice versa, but there are eight key warning signs to look out for when a pulley goes bad: Rock – Rock the pulley back and forth. There should be no movement or play from side to side.

Whether you go to the mechanic or do it yourself, replacing a serpentine belt costs $58 to $126. The price of a serpentine belt starts at around $25 and goes up to $75 at most. It typically takes about an hour to replace the serpentine belt, and if you know some car repair basics, you could change the belt yourself.

Depending on the engine in your vehicle, the serpentine belt may be located at the front of the engine bay, or it may be along one side. There may be engine covers in the way, so be prepared to remove them if need be.

If the belt breaks while driving, it can lead to a sudden loss of power steering, making it difficult to control the vehicle, which can be dangerous, especially at high speeds or in heavy traffic. Additionally, a broken serpentine belt can cause the engine to overheat rapidly.