How do you replace a pulley on a car?

7 Simple Steps to Replace Your Idler Pulley

1. Disconnect the negative battery cable.
2. Loosen the tension adjustment bolt with a socket wrench and remove the drive belt.
3. Remove the retaining bolt to release the idler pulley.
4. Compare your old idler pulley with your new pulley to check you have the correct replacement.

How is the air conditioner belt tensioned in a Nissan Pathfinder?

The belt is tensioned inside of the air conditioner pulley by an adjustable idler pulley. Replace the belt immediately if there is excessive wear or excessive cracking anywhere on the belt. Park the 1995 Nissan Pathfinder in a safe work location. Push the emergency brake in and open the hood.

Where is the air conditioner on a 1995 Nissan Pathfinder?

Park the 1995 Nissan Pathfinder in a safe work location. Push the emergency brake in and open the hood. Locate the air conditioner belt that is seated inside of the air conditioner pulley and the crankshaft pulley. Then, locate the adjustable idler pulley below the air conditioner compressor.

How do I loosen the belt on my air conditioner?

Turn the adjustment bolt on the bottom of the idler pulley counter clockwise to loosen the belt. When the belt becomes loose enough, pull the belt out of the pulleys and out of the engine compartment. Seat the new belt into the air conditioner pulley and the crankshaft pulley.

How do you seat a new car belt?

If the new belt has over a 1/2 inch of slack, keep tightening the belt until the belt has a 1/2 inch of slack or less. Tighten the lock nut in the center of the idler pulley with the ratchet and socket. Crank the engine and let the engine run for approximately 20 seconds to completely seat the new belt into the pulleys.

How much does it cost to replace drive belt on Nissan Pathfinder?

Upfront and transparent pricing. Nissan Pathfinder Serpentine/Drive Belt Replacement costs $139 on average. What is a serpentine belt and how does it work? A serpentine belt is a relatively long, flat, multi-ribbed belt that is driven by the engine’s crankshaft pulley.

When to replace serpentine belt on VW Jetta?

Some older cars use a serpentine belt to drive most accessories but will also have a shorter v-style belt to drive, for example, the power steering pump. Regularly scheduled maintenance. Typically, belt manufacturers recommend belt replacement at 90,000 miles.

When to replace the serpentine belt on a Land Rover?

The serpentine belt is tensioned by a hydraulic or spring-loaded automatic tensioner. Some older cars use a serpentine belt to drive most accessories but will also have a shorter v-style belt to drive, for example, the power steering pump. Regularly scheduled maintenance. Typically, belt manufacturers recommend belt replacement at 90,000 miles.

What happens if your Honda serpentine belt wears out?

Squealing noise, belt slippage, visible belt damage. Should the belt fail or wear out prematurely, you may hear noise or you may see visible signs of deterioration such as missing chunks of rubber, excessive cracking, or a shredded appearance on the edge of the belt.