weird noise please help! 1994 yj 4.0l - Jeep Wrangler Forum

Go Back   Jeep Wrangler Forum > YJ Jeep Wrangler Forum > YJ Tech Forum

Join Wrangler Forum Today

Thread Tools

Please support our sponsors and let them know you heard about them on
Old 09-17-2013, 10:06 AM   #1
Join Date: Sep 2013
Posts: 1
redneckjeep94 is on a distinguished road
Question weird noise please help! 1994 yj 4.0l

okay so i have a cracked header but im not sure it would make this vacuum like noise here is a link if you listen closely you'll hear the noise that sounds funny

1994 yj with flow masters - YouTube
redneckjeep94 is offline   Quote
Old 09-17-2013, 04:29 PM   #2
Founder, ThumbJeeps

WF Supporting Member
sevenservices's Avatar
Join Date: Sep 2009
Location: Mid-Michigan/Thumb
Posts: 4,019
sevenservices is on a distinguished road
are you talking about the pop pop pop sound when you let off the gas?

If so, thats due to an air leak somewhere in front of the muffler. Could be your cracked header or the pipes are not seated together tight, or the donut gasket is bad.
Founder, ThumbJeeps
"roads are boring"

1994 Wrangler YJ I6 4.0 H/O Auto 3 spd. 3:55 Gears
sevenservices is offline   Quote

1994 yj , broken , motor advice , noise

Thread Tools

Posting Rules
You may not post new threads
You may not post replies
You may not post attachments
You may not edit your posts

BB code is On
Smilies are On
[IMG] code is On
HTML code is Off
Trackbacks are Off
Pingbacks are Off
Refbacks are Off

Download our Mobile App

» Featured Product

All times are GMT -5. The time now is 01:59 AM.

User Alert System provided by Advanced User Tagging v3.1.0 (Pro) - vBulletin Mods & Addons Copyright © 2016 DragonByte Technologies Ltd.
vBulletin Security provided by vBSecurity v2.2.2 (Pro) - vBulletin Mods & Addons Copyright © 2016 DragonByte Technologies Ltd.

Jeep®, Wrangler, Liberty, Wagoneer, Cherokee, and Grand Cherokee are copyrighted and trademarked to Chrysler Motors LLC. is not in any way associated with the Chrysler Motors LLC
« Back

Enter your email address:

Delivered by FeedBurner