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It's located on the front of the engine. It's belt pully that isn't "driving" anything. It's just chillin' spinning freely..

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โˆ™ 2006-08-14 07:14:07
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Q: Where is the idler pulley on a 1990 Jeep Wrangler 4 cylinder and what does it look like?
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1990 Comanche why does the sernetime belt squike?

Belt is worn out, or the idler pulley is defective. Replace the belt and inspect the idler puley.

After one has removed the AC from one's 1990 Chevy K3500 with 454 Where can a person purchase a replacement bracket and new idler pully to replace missing AC compressor?

Idler PulleyI recently replaced a idler pulley on my Chevy 305 v8 from Auto Air of Oklahoma. Their web site is, you might try them, I looked everywhere for a idler pulley before I found these guys. TJ

How much oil in a 1990 Jeep Wrangler?

6 quarts for the 6 cylinder. 5 quarts for the 4 cylinder.

What engines fit Jeep Wrangler 1990?

The factory engine sizes are a 2.5L four cylinder and a 4.0L six cylinder.

What size motor came in 1990 wrangler?

either a 2.4 4 cylinder or 4.0 liter 6 cylinder engine

What were the engine types for 1990 jeep wrangler?

4.0 L inline 6 cylinder and 2.5 L inline 4 cylinder.

What is the spark plug gap on an 1990 Jeep Wrangler Four Cylinder Motor?

.35 inches .89mm

How many quarts of oil are required for an oil change on a 1990 Jeep Wrangler?

Four cylinder needs five quarts, six cylinder needs six quarts.

Tighten clutch pedal on 1990 Jeep Wrangler?

replace the bushing where the clutch pedal attaches to the master cylinder arm.

Will rims from a 1990 wrangler fit on a 1998 wrangler?


How do you change steering shaft in 1990 Jeep wrangler?

How do you change the steering shaft in a 1990 Jeep Wrangler?

Where is the crank position sensor on a 1990 jeep wrangler 2.5 liter 4 cylinder?

it is on the top side of the bell housing on the drivers side

How do you brighten my dash lights on my 1990 jeep wrangler 4-cylinder.?

Possibly the dash light dimmer, located next to the headlight switch, is turned down. Turn it to brighten the lights.

How do you change the air con belt on a Nissan 1990 300zx?

there should be and idler pulley next to the A/C pump loosen the nut in the center of it do not remove it the pulley will fly off. under the pulley there is a bolt that loosens or tightens up the belt run it all the way up and the belt should come right off

Will a Dana 35 from a 2005 wrangler bolt into a 1990 wrangler?

No. 2005 is link and coil. 1990 is leaf spring.

How do you install an AC belt in a 1990 Lincoln town car?

Go There is a nut behind the idler pulley. There is no spring like in most idler pulley's. You must loosen the nut first then use a 1/2 breaker bar or an belt tool to tighten the belt. Then re-tighten the nut.

What oil does a 1990 Jeep Wrangler need?

The amount of oil needed for a 1990 Jeep Wrangler is 6 quarts. The Jeep Wrangler uses 10W 30 oil.

What order the spark plug connects to distributor cap for 1990 jeep wrangler 6 cylinder?


Were do you add clutch fluid On a 1990 jeep wrangler?

The clutch master cylinder is high up on the drivers side firewall, next to and slightly farther outward than the brake cylinder, it is the smaller of the two.

Will a 1990 Jeep Wrangler hard top work on a 1997 Jeep Wrangler?

I shouldn't, 1990 is a YJ and the 97 is a TJ.

1990 wrangler serpentine belt keeps coming off?

Most likely one of the pulleys is out of alignment. Be sure to look at the crank pulley to make sure it is rotating in a true circle.

Does a 1990 Jeep Wrangler have an airbag?


Is 1990 Jeep a yj?

A 1990 Wrangler would be a YJ.

How do you change ignition Lock Cylinder in 1990 Jeep Wrangler?

Use only Duncan Hines cake mix for this 2 eggs and 1/2 cup vegtable oil rub it on the cylinder start the engine that should work

Will the 5 speed from a 1990 wrangler fit in a 1988 wrangler?

Yes, as long as the engine is the same.