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Engine Vacuum leak?

Tiny
MEMO707
  • MEMBER
  • 2009 CHEVROLET AVEO
  • 1.6L
  • 4 CYL
  • FWD
  • AUTOMATIC
  • 94,000 MILES
I have a vacuum leak on my Chevy Aveo 2009 and that car doesn't have a pcv valve how can I fix the leak?
Monday, November 16th, 2015 AT 6:00 PM

3 Replies

Tiny
CJ MEDEVAC
  • MECHANIC
  • 11,004 POSTS
You can use the technique in the following guide to help you find the leak and how to fix it unless its a gasket then I will need to send you diagrams for that but we will cross that bridge when we get there.

Here is the guide

https://www.2carpros.com/articles/how-to-use-an-engine-vacuum-gauge

Please let us know what happens.

Cheers
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Monday, November 16th, 2015 AT 7:39 PM
Tiny
MEMO707
  • MEMBER
  • 2 POSTS
I found where is the leak is on the valve cover and fix that I got the engine code PO171 though is this related?
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Monday, November 16th, 2015 AT 7:47 PM
Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 47,207 POSTS
Yes this code will show up when the engine has a vacuum leak. Here is a guide to clear the code.

https://www.2carpros.com/articles/check-engine-light-clear-codes

Let us know if the codes comes back

Cheers, Ken

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Wednesday, October 4th, 2017 AT 6:34 PM

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