Thread: Vacuum leak!
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Old 11-19-2014, 04:25 PM
pmckechnie pmckechnie is offline
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Join Date: Jan 2003
Location: Matthews, NC
Posts: 1,356
PCV system. The intake is connected to the crankcase through this system. I am not familiar with the 104 either, but every engine made since the 60's has this system. It needs to be disconnected and pluged.

84 500 SEL (307,xxx miles)
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