How to Change From R12 to R134a?

Answer Vehicles manufactured prior to 1995 employ the use of R12 freon as a cooling in their air conditioning systems. Due to concerns about ozone depletion, the production of R12 was banned in the United... Read More »

Top Q&A For: How to Change From R12 to R134a

How to Change Auto AC From R12 to R134a?

The air conditioning system on your vehicle utilizes some kind of refrigerant to create cool air. Over time, refrigerant can leak from your system. A refrigerant leak will eventually lead to your a... Read More »

Can i mix r12&r134a?

R12 and R134a are different coolants for car air conditioners. Mixing them will create higher operating pressures in the compressor of an air conditioner, which can cause it to fail.References:AA1... Read More »

How much R134a is needed?

Most air-conditioning systems use a total of 2.2 lb. of coolant. Some systems may require more, some less. To top off a system, consumer products exist that hook to the low pressure port on the A/C... Read More »

How to Convert From R12 to R134a?

Every vehicle manufactured with an air-conditioning system prior to 1994 contains R12 refrigerant. Since then, the EPA determined that R12 is harmful to the environment, and the Clean Air Act banne... Read More »