Originally posted by projectSHO89:
Actually, its

HVAC - Acronym for heating, ventilating, and air conditioning system.



CORRECT!!

Originally posted by projectSHO89:
Resistor pack is probably open. Pretty common problem. There have been several threads that included photos on how to repair. A SEARCH using keyword "resistor pack" will probably find them.

Steve



CORRECT AGAIN!!

Not expensive & relatively easy to do it yourself, if you'd care to...

Must be that jumbly-wumbly thing happening again.