HVAC conversion?

[eric.s.t]

umm... my truck came with A/C i know that for a fact, my uncle is the one that took it out and replace the pulley on the engine to by pass the a/c pulley, and took out the hoses and stuff....

 

[outalne94z71]

umm... my truck came with A/C i know that for a fact, my uncle is the one that took it out and replace the pulley on the engine to by pass the a/c pulley, and took out the hoses and stuff....

i did a little digging and it seems there was a oddball mechanical unit used in 88-89, even found one on ebay
http://www.ebay.com/itm/1989-GMC-Si...Parts_Accessories&vxp=mtr&hash=item3cb598c546

i think if you swapped the interior a/c wiring and added the encoder motors you could run the digital control

 

[thohill]

i did a little digging and it seems there was a oddball mechanical unit used in 88-89, even found one on ebay
http://www.ebay.com/itm/1989-GMC-Si...Parts_Accessories&vxp=mtr&hash=item3cb598c546

i think if you swapped the interior a/c wiring and added the encoder motors you could run the digital control

Ill be damned. learn something new every day.

 

[eric.s.t]

so this whole manual set up is new to alot of people? their pretty popular around here!

 

[thohill]

so this whole manual set up is new to alot of people? their pretty popular around here!

Its totally new to me having a manual with A/C. Pretty cool though. Ive never seen that, and Im a regular at the self serve junkyard, ive seen hundreds of these trucks.