What size is the tensioner pulley bolt?

Tensioner pulley bolt is 10mm X 1.5mm and 25mm long. There must be a washer face bolt or a flat washer that gears against the INNER bearing race as well.

How do you tighten a idler pulley?

Turn the adjustment bolt on the side, top or bottom of the pulley counterclockwise with the ratchet and socket until the accessory belt is loose enough to remove. Tighten the tensioner pulley by turning the adjustment bolt clockwise with the ratchet and socket until the belt is tight.

How do you attach an idler pulley?

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.

What size wrench do I need to change serpentine belt?

Use a 17mm wrench to pull the tension back, then tighten the 13mm bolt which locks the slotted portion in the bracket. Remove the belt, this can be tricky if you are working with an inline drivetrain that is equipped with a mechanical fan.

Can you drive with a bad idler pulley?

So, how long can you drive with a bad idler pulley? The safety recommendation is not to drive the car at all and take it to a mechanic immediately. You should be concerned if the vehicle makes squeaking or rattling noises. The car can still run for months or break after a few days.

How to change the idler pulleys on a Chevy Venture Van?

This is a step by step instructional video on how to change the belt, idler pulley bearing, and spring loaded tensioner on a Chevy Venture Van. It includes the complete process from beginning to end with troubleshooting the location of the squealing bearing. Loading…

How big is the bolt on an idler pulley?

The bolt size is 10mm 1.5 thread pitch here is a video of an idler pulley being replaced on a similar car the process is the same. helpful? Bad idler pulley–Bearing actually fell apart when I was investigating a noise under the hood. Removed the bolt holding the pulley to the block bracket and got a Dayco replacement.

What kind of thread to use for idler pulley?

Should I use Loctite blue on the threads. The threads on the original bolt and this scrapped pulley and bolt are fine as is the female threads on the bracket that accepts the pulley bolt. Any idea how tight I should crank down on the idler pulley bolt?

How do you remove the idler pulley on a car?

The idler pulley is one of many pulleys on the engine of a Vehicles. To remove the idler pulley you need a pulley tool and a power drill. You will also need to remove the drive belt from the engine. There is a mounting nut in the middle of the idler pulley securing the pulley to the engine.