Can anyone help me out on this. My heater doesn’t work when I need it and my ac does the same. When It’s warm outside the heater works and when it’s cold outside the ac works. It just blows but the temperatures aren’t doing what I need them to do.Has anything like this happened to any of you ??
2015 T680 cab heater blowing cold air
Discussion in 'Kenworth Forum' started by King without a crown, Jan 16, 2020.