yes on my suburban,when i turn my a/c on it will cool fine,but while i am going down the road for some reason the a/c will start blowing humid warm air out then after a few minutes it will start cooling again.i do not know what is causing this.i just bought the suburban not to long ago,i charged the thing up and it blew fine for awhile then it started doing this above!!!maybe a leak?bad compressor?bad expansion valve? i dont know please help!!!!
