Take it to a repair shop because the clock spring below the airbag in the steering wheel is probably defective.
Clogged cabin filter
if it doesn't heat your heater core is most likely clogged and if it doesn't blow at all then the blower is messed up.
computer fuse blow out when turn ighition on what is the cause
Low on coolant. Bad thermostat. Plugged heater core. Temp blend door inop.
I have a 2003 astro with the same problem, it was the blower motor
I have a 2003 X type Jaguar and the a/c does not come on when it's 45 degrees outside. Why?
Your AC is not working. Common causes are: lack of freon broken belt compressor failed
no it doesnt blow up
Chances are your leaking freon. There may be a leak in one of the seals.
Defective blower motor Resistor Pack. Replace it.
how do you fix chevy 20 ac to blow in correct vents
Yes but it doesnt remove and blocks.