08-07-2023,
(08-06-2023 )Satori Wrote: [ -> ]I just put a switch in on the ground wire on the fan solenoid. Now the fan wants to run all the time. Unhooked switch wiring and put back to OEM. Fan still runs all the time.
Did you do something really dumb like trying to supply +power to the ground circuit?... and short out the ecm?.
If not then you either have a bad ground, or your fan solenoid is starting to go bad.