A good digital multimeter (DMM) is key to diagnosing compressor problems in general. For instance, in a previous article (May 15 issue of The NEWS) we discussed using the DMM to read suction and ...

How does a tech know the a/c compressor he or she is diagnosing is actually failed and that the problem is not a crankcase heater, condenser fan, or rubbed out wire? According to the contractors The ...

I am an 18-year-old guy, so naturally I am trying to get as much performance out of my car as possible. I recently developed the bright idea of bypassing the air conditioner’s compressor with a ...