On DADS50 post above, the photo (this thing) you notice it is two pieces. On mine, I had to run some folded sandpaper between the two pieces. Then it worked fine. It was not making connection due to a light coat of rust.


57 GMC LCF 370
55 John Deere 40-W
59 John Deere 430-W
2000 GMC 4x4
56 John Deere 420-W
Pix on Photobucket