Hissing sound sounds like under dash
#1
Newbie
Thread Starter
Join Date: Dec 2012
Posts: 8
Likes: 0
Received 0 Likes
on
0 Posts
Model: Cherokee
![Default](https://www.cherokeeforum.com/images/icons/icon1.gif)
I have a hissing sound like air coming from what sounds like under dash did some research and found it could be a vac. line to brake booster it was extremely cold this morning could the line have cracked?
#3
Newbie
Thread Starter
Join Date: Dec 2012
Posts: 8
Likes: 0
Received 0 Likes
on
0 Posts
Model: Cherokee
![Default](https://www.cherokeeforum.com/images/icons/icon1.gif)
Sorry it is a 99 jeep grand cherokee laredo 6 cyl just got under the dash and seems like the rubber boot behind brake pedal is the place its coming from also when you apply brake the motor bogs down a little is that a sign of vac leak or bad booster
Thread
Thread Starter
Forum
Replies
Last Post
Harney315
Stock XJ Cherokee Tech. All XJ Non-modified/stock questions go here
1
09-23-2015 09:41 PM
bufbarnaby
Stock XJ Cherokee Tech. All XJ Non-modified/stock questions go here
11
09-14-2015 09:14 AM
15XJ
Stock XJ Cherokee Tech. All XJ Non-modified/stock questions go here
7
09-10-2015 11:17 PM
shotseven
Stock XJ Cherokee Tech. All XJ Non-modified/stock questions go here
0
09-06-2015 03:06 PM
Soilman
Stock XJ Cherokee Tech. All XJ Non-modified/stock questions go here
0
09-06-2015 07:51 AM
Currently Active Users Viewing This Thread: 1 (0 members and 1 guests)