LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

Why is my AC/HEAT only blowing at my feet?

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Old 03-15-2003, 05:36 PM
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Why is my AC/HEAT only blowing at my feet?

I have both working AC/heat but for some reason it will not blow out of the dash vents. It comes out strong by my feet and when i put it on defrost it still comes out by my feet but i can feel a little blowing out of the defrost vent.

What is going on??
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Old 03-15-2003, 05:47 PM
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a/c check valve.....$5.44 at GM

been there....fixed that 2 times

pics available here : http://csce.uark.edu/~jgbertr/rb/4th_gen_tech1.html
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Old 03-15-2003, 06:26 PM
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Im not seeing the A/C check valve on that website... I found the A.I.R. Check Valve but im pretty sure thats not what you were talking about right?
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Old 03-15-2003, 07:02 PM
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sorry about that
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