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Here is a youtube link to the readings - this was after I added some R134a. I suspect there was air in the lines, because the low side was pretty high (about 90F in the video)or the compressor simply isn't working to capacity. My absolute best guess if the vacuum and refill doesn't change...

Thank you both! I'm going to try adding a little refrigerant today and monitor pressures. If that doesn't fix it I'm starting to suspect a blockage somewhere. Gauges work on a normal system. I'll post results! The high side certainly acts like it's low or it's leaking all pressure as the...

Hi new to forums here. I have just purchased a 2001 Jeep Wrangler Sport that needs a little love. Unfortunately the AC isn't blowing cold (Yeah odd gripe for a jeep right). So here's the issue - When hooked up to the gauges the low side (blue) indicates 40psi and doesn't move much with the...