Mark86 wrote: ↑Fri Mar 24, 2023 9:35 pm How did you top off the system? Did you evacuate and recharge a known weight or did you use a can with the gauge?

I used a can with a gauge.

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I have a 2017 Hyundai Tucson. Recently I've noticed that the AC starts cold (not as cold as I'd expect) and then gradually loses cooling power, to the point where it's pretty much ambient air being blown. I did the following: 1. I made sure that the refrigerant was topped up (this had no impact on t...