Al9 wrote:Good, so you replaced a dying comp in time before it had a chance to seize up and do more damage. Enjoy your cold air.

Yes, I found no metal on the orifice valve, but it was clogged with other muck.

Just as a follow up....

I replaced the compressor, accumulator, orifice tube, flushed the system, added 8 oz of PAG150 oil, pulled vacuum with no leaks, added 30 oz of 134A Freon.

Everything is fine, 40 degrees F out of the vents on an 86 degree, 52% humidity day.

It's a 1988 Buick Park Avenue Electra with 3.6L engine. According to the service manual and what I can see visually, the system uses an Orifice Tube. HR6, DA6 Compressor w/ Clutch From all my data does this look like a bad compressor, and nothing else? The clutch bearing is making noise so I'm going...

I hope someone can help me. 1988 Buick clutch/orifice tube system. Converted to R134A 15 years ago. Cooling was great yesterday at startup when driving for 5 miles and the suddenly very poor/no cooling. Under normal working AC system interior center vent would give 38 - 42 degrees F output air Check...