Thread: R1234yf Freon
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brainz01 brainz01 is online now
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I've not done it, but apparently it's possible to replace the 1234 with 134a on a 1:1 as the oils and pressures are similar.*

If I had a 1234 car out of warranty, I'd strongly consider it as the 134a is cheap and works fine.

*This is not a DIY how to. Do your own research.

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Old 08-01-2025, 03:59 PM
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