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Started up my truck a few weeks back and I heard a loud pop and hiss...I thought it was just an issue with fuel as the truck was sitting for awhile. Get back in it a week later and run AC and it's not blowing cold at all so I blew something up. Hopefully just a hose. Any way to pressurize the lines with air to leak check?

 

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  • 01cummins4ever
    01cummins4ever

    Could have blown a hose or pressure relieve valve on compressor. Had this happen on another vehicle.  If so something maybe causing it to overcharge. Only way I know how to check is with a set of mani

  • If you have the gauges you could rig up something on the freon fill line and hook your air compressor to it. I was going to do that to mine but my circumstances changed and I no longer needed to.

  • 01cummins4ever
    01cummins4ever

    ,  I would pull a vacuum test on it first just to see if it will hold a vacuum. If not a couple cans of cheap freon should show a leak.  If you don't have the tools they usually can be rented at an au

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