Apr 27, 2016 / John Deere 3120 Wont Start- Help! #11 J JD5210 Veteran Member Joined Sep 1, 2010 Messages 1,146 Location Virginia Tractor 5210 MFWD Have you checked to make sure the pedals are in neutral as it could be a safety switch problem. I would also suggest if you have not already done it, to do a title search on this site for 3120.
Have you checked to make sure the pedals are in neutral as it could be a safety switch problem. I would also suggest if you have not already done it, to do a title search on this site for 3120.