HELP vaccum leak?

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06-20-2010, 12:42 AM

2004 V6 3.9

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Join Date: Sep 2006

Location: MA

Posts: 563

**HELP** vaccum leak?

so lastnite the car started making a very loud hissing noise that sounds like its coming from behind the blower on the passenger side. you only hear it during idle and the idle is VERY rough when you give it gas it goes away.. vaccum leak orrr ?

06-20-2010, 12:47 AM

2004 V6 3.9

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Join Date: Sep 2006

Location: MA

Posts: 563

btw i should mention the rough idle goes about 500rps-1100

06-20-2010, 01:32 AM

mfj

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Location: AZ

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take a can of carb cleaner. Spray it behind the blower where you are hearing the hissing. If it shuts off your engine, then you have a leak there somewhere.

06-20-2010, 10:14 AM

2004 V6 3.9

3rd Gear Member

Thread Starter

Join Date: Sep 2006

Location: MA

Posts: 563

ok il try that later thank you. When I was trying to find where it was coming from i was slightly pushing on on the hose coming out the back of the supercharger and the noise went away certain ways i would push it.. hopefully just a melted a hose