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73-87 Chevy _ GMC Trucks => Engine/Drivetrain => Topic started by: Firebird_TA on April 18, 2007, 11:57:28 pm

Title: smog pump pipe
Post by: Firebird_TA on April 18, 2007, 11:57:28 pm

I know that this is not about a truck, but while sorting the parts for my 1989 Trans Am, I found the smog pump and the pipe coming off of it, where does this pipe go to?  does it run to the cat converter?

Title: Re: smog pump pipe
Post by: VileZambonie on April 19, 2007, 08:08:40 am

The A.I.R. pump should have a harness and route to the exhaust manifolds and then to the cat