Need help with ventilation system and A/C
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Joined: Nov 1999
Posts: 429
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From: Fayetteville, Arkansas, USA
Car: 1994 Trans Am
Engine: 5.7L LT1
Transmission: 6-speed
Need help with ventilation system and A/C
The underdash vents in my car blow air in all the time regardless of the position of the control lever. To make that even worse its always hot air, unless it's reasonably cool outside. I think the missing hood seal allows the vents to suck in air from the engine bay. I think the vents won't shut off because there's a broken vacuum line in there. I've seen it but I couldn't find the other half of it. It would be great if somebody can post or email me a schematic of the ventilation vacuum lines.
I also have a question about the A/C. Gas leaked out of it and now there is only air in there. Will one of those R-134a conversion kits from Walmart fix the A/C or will I need to take it to an A/C specialist?
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'88 IROC 305 TPI
Crappy 700R4 slushbox
Gutted airboxes
180 degree T-stat
Advanced base TPS voltage
Relocated IAT sensor
Momo steering wheel (gotta luv it)
Ram-air setup coming soon
Flowmaster muffler (puke)
Taylor SpiroPro wires
Accel cap and rotor
Ported plenum
Kills: '94 Z28, Olds Aurora V8, bunch of Mustangs, T-birds, ricers, and others who assumed a 12 year-old car would be too slow.
I also have a question about the A/C. Gas leaked out of it and now there is only air in there. Will one of those R-134a conversion kits from Walmart fix the A/C or will I need to take it to an A/C specialist?
------------------
'88 IROC 305 TPI
Crappy 700R4 slushbox
Gutted airboxes
180 degree T-stat
Advanced base TPS voltage
Relocated IAT sensor
Momo steering wheel (gotta luv it)
Ram-air setup coming soon
Flowmaster muffler (puke)
Taylor SpiroPro wires
Accel cap and rotor
Ported plenum
Kills: '94 Z28, Olds Aurora V8, bunch of Mustangs, T-birds, ricers, and others who assumed a 12 year-old car would be too slow.
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