Originally Posted by useroff150
In my 1999, 4.6L V8 F150, when I turned on the AC this past summer, I got heat regardless of the setting, and now in the winter, when I set the temperature to heat I get cold air. I get some hot air only when I place the control **** on "PANEL".
Any Ideas of where to start checking?
+1 on any ideas. Mine is a 2000, 4.6L V8 F150 Manual, essentially the same vehicle. My AC is not working either. Any ideas would be appreciated as well.