Posted 8/6/2026 13:45 (#11720600 - in reply to #11720421) Subject: RE: Early model 4020 Deere hydraulic help
SW MN
Your problem is in the SCV valve above the exhaust manifold left side of engine, it needs to be gone through. Not many older JD techs left that can or will do that anymore.
Early model 4020 Deere hydraulic help
