Rear Weatherstrip and Interior Exhaust Smell
Thread Starter
Senior Member
iTrader: (3)
Joined: Jan 2012
Posts: 790
Likes: 4
From: Downriver, MI
Car: 1986 IROC-Z
Engine: 350
Transmission: T5
Axle/Gears: 4:10
Rear Weatherstrip and Interior Exhaust Smell
My car runs a bit rich with the carb setup. After driving with the windows up, i'll come into the house smelling like an exhaust pipe. I believe the rear hatch weatherstrip is original to the car.
If I replace the weatherstrip, do you think that'll resolve the issue?
Just curious if anybody else had a similar experience.
If I replace the weatherstrip, do you think that'll resolve the issue?
Just curious if anybody else had a similar experience.
Supreme Member
Joined: Jun 2011
Posts: 2,036
Likes: 6
From: knoxville tn
Car: 86 IROC
Engine: 5.0 TPI
Transmission: 700-R-4
Axle/Gears: 2.73 open
Re: Rear Weatherstrip and Interior Exhaust Smell
My car runs a bit rich with the carb setup. After driving with the windows up, i'll come into the house smelling like an exhaust pipe. I believe the rear hatch weatherstrip is original to the car.
If I replace the weatherstrip, do you think that'll resolve the issue?
Just curious if anybody else had a similar experience.

If I replace the weatherstrip, do you think that'll resolve the issue?
Just curious if anybody else had a similar experience.

Supreme Member




Joined: Jan 2012
Posts: 2,027
Likes: 33
From: Washington State
Car: 1983 BB 1995 Z28 Camaro's
Engine: 454-350
Transmission: TH350-4l60e
Axle/Gears: 373 posi-Stock
Re: Rear Weatherstrip and Interior Exhaust Smell
Also IMO I would probably tune up the ignition and carburetor so she isn't running so rich. After I did that I would get that oil changed. Probably has a lot of gas in it.
Junior Member
Joined: Jul 2004
Posts: 79
Likes: 0
From: titusville FL
Car: 91 camaro rs
Engine: tbi 305
Transmission: 5 speed
Re: Rear Weatherstrip and Interior Exhaust Smell
is your hatch pull down working?? if its stuck in the up position, like so many are it wont let the hatch press down and seal properly.
Supreme Member
iTrader: (4)
Joined: Sep 2004
Posts: 2,069
Likes: 5
From: MN
Car: 85 SC, 86 Berlinetta
Engine: V6, V8
Transmission: 700r4, 700r4
Re: Rear Weatherstrip and Interior Exhaust Smell
If you have exhaust smell I would look for a leak, or extend the exhaust out the back farther.
IIRC, a rich carb smell can also be caused from disconnecting the charcoal canister.
https://www.thirdgen.org/forums/tpi/...ove-vapor.html
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