Websep 9, 2008 · john deere 5205 tractor hydraulics problem: I replaced a front end loader cylinder. Afterwards, the entire hydraulic system jerks and stutters. Webmay 26, 2009 · i have a john deere 5205 trackor also and cannot get the hydraulic to go down either. Did you ever find a solution to this problem? Does your 5205 have a rotary type inj pump? If so it's possible a clogged fuel return line could stop inj pump from pumping fuel. If your tractor ip has a timing. Websep 11, 2023…