Have a 379 peterbilt just put new engine in need to know if wire 242 is the correct wire to go to the a/c compressor it is hot all the time that the key switch is on builds high pressures and blows relief on back of compressor also need to know which wire goes to engine oil temperature sensor has a cat 3406b engine.
power to air conditioner compressor clutch all the time with key on
Discussion in 'Peterbilt Forum' started by William watkins, Aug 19, 2018.