holy hell
Supreme Member
iTrader: (1)
Joined: Apr 2007
Posts: 1,196
Likes: 0
From: BUFFALO, NY
Car: '89 IROC-Z
Engine: 355
Transmission: 700r4 edge 3000 stall
Axle/Gears: 9-bolt 3.73
Re: holy hell
oh its a major PITA, varies from car to car though. The camaro's a summer car so i just bypassed it
Joined: Aug 1999
Posts: 19,282
Likes: 103
From: Lawrence, KS
Car: Met. Silver 85 IROC/Sold
Engine: 350 HO Deluxe (350ci/330hp)
Transmission: T-5 (Non-WC)
Axle/Gears: Limited Slip 3.23's
Re: holy hell
Perhaps there some info in the following link that will be helpful:
https://www.thirdgen.org/forums/tech...e-82-86-a.html
JamesC
https://www.thirdgen.org/forums/tech...e-82-86-a.html
JamesC
Thread Starter
Member

Joined: Sep 2007
Posts: 340
Likes: 0
From: bremerton
Car: 87 trans am
Engine: 5.7
Transmission: t-5
Axle/Gears: 9 bolt posi 3:27
Re: holy hell
i had to pretty much take the entire dash apart and remove the duct work to get to two of the screws in the back of the heater core shroud. also had to take the radio out and the heater controls out to acess another hidden screw. but on the bright side i got the hoses off with them breaking on me. yay i dont have to buy new hoses. also i came across something i have no idea what it was. two levers named left vent and right vent under the steering wheel. what do vent do these open or close?
Senior Member

Joined: Mar 2004
Posts: 923
Likes: 2
From: Bakersfield, CA
Car: 91 Z28
Engine: 383 SuperRam
Transmission: ProBuilt 700r4
Axle/Gears: G92 3.23
Re: holy hell
you know i read several people saying its going to be really hard to change the heater core and take several hours, so i set a day for me to work on it all day, and i got the core out in 30 minutes, and got the new one back in, in 20 minutes. people say the top bolts are hard to get at, but if i remember correctly i used a swivel on the end of an extension, and they were really easy.
Joined: Aug 1999
Posts: 19,282
Likes: 103
From: Lawrence, KS
Car: Met. Silver 85 IROC/Sold
Engine: 350 HO Deluxe (350ci/330hp)
Transmission: T-5 (Non-WC)
Axle/Gears: Limited Slip 3.23's
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Thread Starter
Member

Joined: Sep 2007
Posts: 340
Likes: 0
From: bremerton
Car: 87 trans am
Engine: 5.7
Transmission: t-5
Axle/Gears: 9 bolt posi 3:27
Re: holy hell
i found out what they are for. they go to vents inside the car under the dash. far left of the driver side and far right of the passenger side. here i was hoping that they were something cool. drat!
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