1997 Ford Explorer Q&A

1997 Ford Explorer Question: What am I missing my ac blows only hot air?

I have a 1997 ford explorer ac compressor turns on mechanic put freon no leaks I can hear a pop when I turn the ac on like a door opening any idea what it can be? -
Answer 1
sounds like the temperature door motor is broke. located behind dash. -
Answer 2
Check the heater control valve under the hood. It's installed in the heater hose and it is supposed to cut off the hot coolant entering the HVAC system when A/C is selected!! IF it is not closing, A/C won't cool!!! Actuated by vacuum, common for vac. line to break. -