John Deere Mechanic is working on a John Deere 4WD tractor throwing codes. Larry the Tractor Guy takes you step by step how he repairs this oil pressure issue on this Deere tractor. ► Go to college to be a John Deere Tech - https://west-equip.com/agtech ► Contact Larry about antique Tractors: tractorguylarry@gmail.com ► Buy John Deere Parts - https://go.west-equip.com/youtube/shopjdparts-home ► Need help finding John Deere parts? We would love to help! Call (806)557-2948 #johndeeremechanic #tractorrepair #dieselengine #enginerepair #heavyequipmentrepair #farmequipmentrepair #agriculture #machineryrepair #dieseltech #dieselmechanic