what is R134a
till yesterday ac and air blower was working alright. this afternoon the air was
not blowing ac was not working. afterwards it started slightly working what is
the reason. what's wrong with the system.
It is the coolant in most car AC units. Older cars used R-14.
Did you perhaps notice the AC indicator light flashing when the AC is on?
R-134a is the refrigerant in the A/C system. Older systems used R- 12.
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