89-93 Non-Powertrain
Greetings
93 Dodge W250, Cummins, AT.
Truck has an ISSPRO gage set with a tach. Recently having an intermittent malfunction: (1) tach drops to zero. (2) AC compressor quits (blower still works). (3) voltmeter shows about half the reading it usually does but I have not got an actual...