i dont know if it does or not cycle i havent really noticed ill check the fuse also and see what i can find

Does your truck have cruise control?

My dad was having the same problem with the A/C and he found that the vacuum line from the cruise control had a hole in it. He replaced that part of the line and Bingo problem solved.

well i looked at all the lines in the engine compartment and they look fine. (first) does the truck have to be running? (secound) my cruise has never worked since ive owned it but the heatong control;s have

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i started the truck and now it works on recerculation and the face setting but anything that has to go to the feet automatically goes to defrost and when i start the truck it goes to defrost nomatter what setting it is on

You still fightin this one.

well the ac still doesnt work but i can get it to recerculate and everytime i turn my truck off then on again it defalts back to defrost

I know you said you checked the lines and didn't find any problems, but this really sounds like a vacuum problem.

well whats the best way to track a vacuum leak

Any progress?

Getting Shut down , Thread starter can reopen it if they wish ,

assuming issue has been fixed

well i got the a/c to work by jumping the clutch on a toggle switch but the damn thing still defalts to deforst every time the truck is started. and cant find any vacuum leaks