LG4 Stat housing
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Junior Member
Joined: Sep 2002
Posts: 44
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From: SEWELL, NJ
Engine: LG4
Transmission: 700R4
LG4 Stat housing
I have the lg4 engine, on the stat housing is a temp sensor,[which i replaced already ] ...the other is a vacc line of some sort don't know where it should go ? please help . I have the book for car n doesn't say anything bout it.. But i can see it in a picture but can't see where it goes.... I had an 85 T/A years ago n don't remember it ? Also posted on cooling board!!
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Joined: Jul 1999
Posts: 3,838
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From: Another world, some other time
Car: 86 LG4 & 92 TBI Firebird
Engine: The Mighty 305!
Transmission: 700R4
Axle/Gears: 3.42
Its the EFE vac switch. It runs to the EFE valve on the pass side exhaust between the manifold and y-pipe.
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