I like to mentioned this problem after a lot of research I could not find any thread on this particular problem. I had the problem with my 2001 V70 especially on a longer drive the aircondition would run but no air would come out of the vents after some time. I would turn the aircondition of for a w...

Guess I forgot about a followup, but I did go to a mechanic to have the system flushed and since it have worked just fine 4 years later.......
Sorry for the delayed solution followup....

Changed alternator yesterday, today I will just leave them stay in the shade…….