Recent content by Sawlty

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    1994 Suburban K2500 AC

    Thanks for all o your help sir. Very much appreciated!!
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    1994 Suburban K2500 AC

    Finally finished my AC project for now. Next summer will do a few things to tweak it out. Possibly new lines all around, variable orifice tube, electric pusher fan. It doesn’t cool very well unless on a lengthy drive. Hey nice on the road, it’ll get down into the lower 40s at the vents—outside...
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    A/C Compressor Replacement '94 Suburban

    Sure wish I could get my old 94 to blow cold. I just can’t believe that GM would let a unit leave the factory with an air conditioning system that would not function properly. If I had test driven this thing back in 1994 and the AC didn’t blow cold, I would have bought something else. If that...
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    A/C Compressor Replacement '94 Suburban

    Any results? Curious if after you deleted the rear air…did the front blow ice cold or is it not stellar? Thanks.
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    88-94 5.7 Suburban A/C Diagnosis and Tuning

    @Wildblue19 Any luck with your fan install?
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    Heater and AC controller

    Just out of curiosity, how cold is your AC? Does it blow really cold out of the vents? Does it blow really cold at idle, or do you have to be moving in order for it to blow cold? Thanks. I have a 94 suburban and I can’t get it to blow cold out of the vents. Have practically rebuilt the...
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    88-94 5.7 Suburban A/C Diagnosis and Tuning

    Any noticeable difference between the variable and non-variable? I’ll search for the earlier thread. Thanks.
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    88-94 5.7 Suburban A/C Diagnosis and Tuning

    Any thoughts on the variable orifice tune that rock auto recommends for a 94? Description says used for issues related to poor AC performance at idle.
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    88-94 5.7 Suburban A/C Diagnosis and Tuning

    So, according to the shop manual, my temps and pressures are all that far off. I think I am slightly overcharged. Sure was hoping for some of that 40 degrees at the vent.
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    88-94 5.7 Suburban A/C Diagnosis and Tuning

    Excellent. Thank you @HotWheelsBurban !
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    1994 Suburban K2500 AC

    Just for reference! Info on working in the AC system. https://www.gmt400.com/threads/1996-c1500-reg-cab-ac-not-working-what-all-do-i-need.56235/
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    88-94 5.7 Suburban A/C Diagnosis and Tuning

    Which vehicles can stock with the heavy duty fan clutch?
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    88-94 5.7 Suburban A/C Diagnosis and Tuning

    Ok. I’m new to the Chevy/suburban world. So, I appreciate your patience. Specifically, the fan clutch…which vehicles and years? TBI? Throttle body injection? My 94 is TBI. Do have this severe or heavy duty fan clutch already? @L31MaxExpress That’s some good looking grub! @Wildblue19 I...
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    88-94 5.7 Suburban A/C Diagnosis and Tuning

    Any specific info on the 11-blade fan and severe duty clutch? Like part numbers? @PlayingWithTBI Yes. It’s an after market parallel condenser. @1998_K1500_Sub The cooler on the right is the after market cooler. Yes. Thanks for clarifying. So, flush and go back with only 8oz of PAG 150...
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    88-94 5.7 Suburban A/C Diagnosis and Tuning

    @1998_K1500_Sub I will be removing the secondary oil transmission cooler from my unit. As for the oil cooler…is that what you see in the photo that you posted of my unit on the drivers side radiator stansion? Will the fan interfere with it or will it interfere with the fan? I’m only...
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