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    FAQ

     

    Does Your Car Need R134a or 1234yf? What You Need to Know Before Your Next Regas

    If your vehicle was built after 2017, it likely uses the new HFO-1234yf refrigerant instead of traditional R134a. Whether you are parked at home or work, we bring the specialized diagnostic equipment required to service both gas types directly to you across the Brisbane Bayside and Redland City suburbs. Here is what local drivers need to know:

    What is the difference between R134a and 1234yf?

    R134a was the standard automotive refrigerant for over two decades. However, due to its high Global Warming Potential (GWP), manufacturers globally have phased it out in favor of HFO-1234yf. The new 1234yf gas has a GWP of less than 1, meaning it breaks down in the atmosphere in days rather than years. While the cooling performance inside your cabin feels identical, the chemical makeup and operating pressures are entirely different

    Can I put cheaper R134a gas into my newer vehicle?

    No. It is illegal, unsafe, and will damage your compressor. Vehicles designed for 1234yf have specific compressor oils, seals, and pressure switches engineered strictly for that gas. Introducing the older R134a refrigerant will cross-contaminate the system, void your manufacturer warranty, and likely result in a catastrophic compressor failure. We utilize specific, uncontaminated gauges for each gas type to ensure your system remains pure.

    Why does a 1234yf regas cost more than the old style?

    The manufacturing process for HFO-1234yf is vastly more complex, making the raw cost of the gas significantly higher than the old R134a. Additionally, servicing a 1234yf system requires advanced, computerized recovery machines that ensure zero cross contamination. When we quote a 1234yf service, it includes the use of this specialized mobile equipment and exact digital scaling to meet your car’s factory specifications.

    How do I know which gas my car takes?

    The quickest way to check is to pop your hood. Look at the radiator support panel or the underside of the hood for a manufacturer sticker. It will clearly state either R134a or HFO-1234yf (or sometimes R1234yf). Alternatively, look at the service ports on your AC lines—1234yf ports are distinctly larger and feature a different quick-connect fitting. If you are unsure, simply text us your vehicle’s make, model, and year, and we can verify it instantly.

    Do I have to take my new car to the dealership for 1234yf service?

    Not at all. Dealerships often require you to leave your car for the entire day. We bring the exact same OEM-level 1234yf diagnostic and regassing equipment directly to you anywhere across the Brisbane Bayside and Redland City suburbs. You get dealership-level technology with the convenience of a mobile service.