heater/ a/c problem
 

My cars a/c works for a lil then its like the air just get as if I turned the a/c off but the passenger side will still be cold then driver side will get cold in on an off every few min? Plz help an also when driving try to put on the heater an a/c stays on doesnt get no warm air unless I turn engine off an turn back on then my heater will.work? Any1 know what the prob could be ?

Heater
 

Sure would help to know what car you are talking about. That's the only way anyone can help.......

Sorry 4got its a 2000 cadillac sts ancant get warm air while driving got to stopan turn engine off with temp up high to get the heater on an when I got the a/c on cold air throughpassenger vents the whole time but drivers gets cold for a min then just blows air like the.compressor disengages but the passenger still cold help me out no codes given either help plz thx