1999 Ford 450 passenger bus all of a sudden the ac blows hot, what do I do?

Asked by Jul 17, 2016 at 04:23 PM about the 1999 Ford F-450 Super Duty Regular Cab DRW

Question type: Maintenance & Repair

AC worked great but next day only blows hot. Fan speed is good dash and
floor vents affected

2 Answers

Okay, the heat works fine and when I turn it back to cool it's just warm but not hot.

18,510

First thing to check is to see if there is freon in the system may have a leak and all of the freon has leaked out.

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