Search found 4 matches

by hannahbob
Thu Jul 13, 2017 7:42 pm
Forum: Automotive Air Conditioning Forum
Topic: Compressor perfromance
Replies: 7
Views: 9644

Re: Compressor perfromance

I agree, it should be covered; each time I go in there, they act like they don't remember the prior work. Losing confidence in their actual knowledge of AC systems. High pressure on the low press side perhaps suggests problems with the orifice tube? Also 150 on the high side seems low compared with ...
by hannahbob
Thu Jul 13, 2017 12:48 pm
Forum: Automotive Air Conditioning Forum
Topic: Compressor perfromance
Replies: 7
Views: 9644

Re: Compressor perfromance

Ok, been back to the dealer for pressure test. Readings were: static pressure 86 psi; high side running 150 psi; low side running 68 psi.

dealer is recommending evac and charge ($189) as next step. Does this mean it's low on refrigerant?
by hannahbob
Sat Jun 24, 2017 9:00 pm
Forum: Automotive Air Conditioning Forum
Topic: Compressor perfromance
Replies: 7
Views: 9644

Re: Compressor perfromance

Sorry, I don't have that information. I can take the rig back to the dealership, I suppose and get more information. I was hoping folks on this site could either rule out the compressor as the problem or suggest yes it could be due to differences in compressor design or performance.
by hannahbob
Sat Jun 24, 2017 2:21 pm
Forum: Automotive Air Conditioning Forum
Topic: Compressor perfromance
Replies: 7
Views: 9644

Compressor perfromance

I have a 1998 Tahoe, 2 door, 5.7 liter. Owned since new and A/C always ran very cold. Year ago, it stopped getting cold, took to dealer. Refrigerant was gone and compressor was bad. They replaced compressor with aftermarket model (at my unfortunate insistence to save $; I think it's a Murray 58950)....