i am using Ac in my mehran 1998 perfectly fine, there is no heating problem ever face , Ac were chilled even in summer ( still on Auto fan) . but unfortunately since September i am facing problem in it, initially its thermostat stop work so that its compressor continuously on .. then i changed it, but after this its stop chilled cooling , and by the time its stop throwing cool air completely, i visited nearest workshop he said ur compressor leak. when i turn ac, compressor starts but not throwing cool air. suggest me
1) any expert suggestion
2) if i change compressor , which one i buy ( used or new) somebody told me go for Japanese car compressor
3) any reasonable car ac workshop in karachi.