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Problem with Cali Smog Check and Locating Vacum Hose


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Does anyone know where the vacuum advance hose is next to the distributor on a V6 2.8 for Calif. smog check.  Smog requires the plugging of the hose during the test.  The distributor does not have this feature.

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I think you need to find a new smog station , also I always recommend getting the pre test done on older trucks like this because if it fails or worse fails as a gross polluter wile doing the actual test then you have to go to a certified rep station ( sometimes for the life of the vehicle after that) and those guys are a bunch of by the book hall monitors who you don't want under the hood of anything you own . There is however an electrical plug you have to disconnect in order to set timing and the book and IIRC the fire wall say it is a 1 wire plug but I have never found it and the shop I get my truck smoged at informed me it is the 4 wire plug coming out of the distributor and that's how I've been doing it for the last 15+ years

 

Had a smog shop fail my friends 2.8s10 because it "had an aftermarket intake manifold" on it ! All we did was paint it silver and put some Edelbrock stickers on it ! Finally got it sorted out but was a major pain because he reported it to the smog ref etc... Turned out the shop guy that failed it was the teacher for the smog certificate school at the local community college

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  • 5 months later...

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