Do factory TransAm Foglights have holes in the bottom of the housing?
Thread Starter
Joined: Sep 2004
Posts: 5,906
Likes: 240
From: Chicagoland Suburbs
Car: 1989 Trans Am GTA
Engine: LT1, AFR 195cc, 231/239 LE cam.
Transmission: M28 T56
Axle/Gears: 3.23 10bolt waiting to explode.
Do factory TransAm Foglights have holes in the bottom of the housing?
Picked up a set of aftermarket housings/reflectors/lenses because the ones on my car have been shot/missing since I bought it and have never replaced them.
My only thought is that if they aren't sealed moisture will get inside and cause the inside of the lens to fog, get dirty, discolor...
But I do not have the lights on my GTA to compare to.
See attached photo for the 3 holes in the bottom of the reflector. Tried searching for a pic of a factory reflector, but couldn't find any.
My only thought is that if they aren't sealed moisture will get inside and cause the inside of the lens to fog, get dirty, discolor...
But I do not have the lights on my GTA to compare to.
See attached photo for the 3 holes in the bottom of the reflector. Tried searching for a pic of a factory reflector, but couldn't find any.
Last edited by Thirdgen89GTA; Jan 14, 2013 at 06:01 PM.
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Joined: Feb 2003
Posts: 69
Likes: 0
From: near Hershey, PA.
Car: 89 GTA Blk on Blk w/ T's
Engine: 5.7 TPI
Re: Do factory TransAm Foglights have holes in the bottom of the housing?
there are no holes on the bottom of factory fog light housing , I found a set of NOS a year or two ago off eBay , complete with boxes , they look real nice , maybe you should look on there or here for an original set ?
Thread Starter
Joined: Sep 2004
Posts: 5,906
Likes: 240
From: Chicagoland Suburbs
Car: 1989 Trans Am GTA
Engine: LT1, AFR 195cc, 231/239 LE cam.
Transmission: M28 T56
Axle/Gears: 3.23 10bolt waiting to explode.
Re: Do factory TransAm Foglights have holes in the bottom of the housing?
Still would like a pic of the reflectors if anyone is willing to snap one for me.
I'll probably return these. Sure, they look great now, but with those holes on the bottom in 6months to a year dirt/grim/crap will build up in there and lay directly on the inside of the lens, as well as actually on the element itself.
I would prefer a sealed setup, and I don't feel like attempting to seal these myself.
I'll probably return these. Sure, they look great now, but with those holes on the bottom in 6months to a year dirt/grim/crap will build up in there and lay directly on the inside of the lens, as well as actually on the element itself.
I would prefer a sealed setup, and I don't feel like attempting to seal these myself.
Joined: Nov 2010
Posts: 5,892
Likes: 85
From: Mantua NJ
Car: 1 Owner 1986 TA with a WS6 package
Engine: 5.0 EFI
Transmission: THM700R4
Axle/Gears: 277 Posi Speedo
Re: Do factory TransAm Foglights have holes in the bottom of the housing?
Joined: Nov 2010
Posts: 5,892
Likes: 85
From: Mantua NJ
Car: 1 Owner 1986 TA with a WS6 package
Engine: 5.0 EFI
Transmission: THM700R4
Axle/Gears: 277 Posi Speedo
Re: Do factory TransAm Foglights have holes in the bottom of the housing?
Here's a pic,these are off a 87 TA and they have two holes on bottom,

I wouldn't seal them,those bulbs get real hot!!!!!
I wouldn't seal them,those bulbs get real hot!!!!!
Thread Starter
Joined: Sep 2004
Posts: 5,906
Likes: 240
From: Chicagoland Suburbs
Car: 1989 Trans Am GTA
Engine: LT1, AFR 195cc, 231/239 LE cam.
Transmission: M28 T56
Axle/Gears: 3.23 10bolt waiting to explode.
Re: Do factory TransAm Foglights have holes in the bottom of the housing?
I still think the design would be better as a sealed unit to keep moisure and dirt out of the reflector housing, but I do agree that they might need to be vented for heat.
Joined: Nov 2010
Posts: 5,892
Likes: 85
From: Mantua NJ
Car: 1 Owner 1986 TA with a WS6 package
Engine: 5.0 EFI
Transmission: THM700R4
Axle/Gears: 277 Posi Speedo
Re: Do factory TransAm Foglights have holes in the bottom of the housing?
The ones in your pic look OK.
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Supreme Member
Joined: Apr 2012
Posts: 1,353
Likes: 1
From: Streetsboro Oh
Car: 1987 T/A WS6 T-Tops/92 RS
Engine: LB9/3.1
Transmission: 700R4/700R4
Axle/Gears: 2.73/3.23
Re: Do factory TransAm Foglights have holes in the bottom of the housing?
It's a good idea to have vent holes anyways. I have had some aftermarket light in the past with no vent holes and they would fog up. I drilled a small vent hole and no more fog-I did this on a few sets of lights.
Senior Member
Joined: Sep 2004
Posts: 719
Likes: 0
From: N. Ky
Car: 86 T/A - 70 Z28/RS
Engine: Broke - 350
Transmission: 700R4 - M22
Axle/Gears: G80, 2.73 - ZQ9 G80 4.10
Re: Do factory TransAm Foglights have holes in the bottom of the housing?
I had something come off the road and break a fog light lens on my 86 T/A. Got my replacement from Hawks and it was perfect! I didn't pay that much because this was 8 years ago but from the quality of what I got it's worth the price if you're wanting to keep the original look.
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