[JOHN CHEWN]

I Have A O3 2500 Hd With Auto Heat Control That Has A Mind Of It Own .with The Controls Set At 72 Degree It May Put Out Warm Air One Side And Cold On The Other Side .or It May Put Out Warm Air For Awhile Thin Turn Real Cold . Has Any One Had This Happen To Them.
John Chewn

 

[OneSmokinDuramax]

I was havint that same problem took it to the dealer they put a new heater in it hasint done it since

 

[Iceman18T]

I have never found those automatic climate controls to work to well in anything for some reason.