Finding vacuum leaks

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("Untraceable" vacuum leak)
 
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These can be found by removing pcv and plugging pcv hole and attaching vac gauge to pcv inlet, then seeing if crankcase develops vacuum!  GM 3.1, 3.4, and 3,8 engines have these problems often.
 
These can be found by removing pcv and plugging pcv hole and attaching vac gauge to pcv inlet, then seeing if crankcase develops vacuum!  GM 3.1, 3.4, and 3,8 engines have these problems often.
 
==Resources==
 
*[[Carb vacuum port ID]], including info on reading a vacuum gauge
 
 
 
 
[[Category:Engine]]
 
[[Category:Carburetors]]
 
[[Category:Troubleshooting]]
 
[[Category:Good articles]]
 

Latest revision as of 06:48, 8 December 2024

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