Posted 9/17/2024 07:27 (#10893532 - in reply to #10893504) Subject: RE: John deere 9550 combine
Near Intersection of I-35 & I-90 Southern Mn.
That's what I would look for also. Many machines have a common ground point somewhere on the frame. I've seen corrosion problems there where several harnesses grounds are stacked together. I would remove the nut and clean up each ring terminal.
I would also check the connections to the batteries themselves.
John deere 9550 combine
