How to find out if your Ford Ranger has an AC problem?
How to find out if your Ford Ranger has an AC problem? See if the compressor clutch is spinning. Test power at the compressor. (should make the light come on) If you have power at the field coil wire, take a screwdriver or something and kind of smack the clutch (assuming it's not spinning) into the pulley and see if it engages and starts running...or at least "clicks" some, even if it quits again. Why is my AC compressor not coming on? Compressor not coming on As the pressure switches control the on/off function of the AC compressor, a switch...