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  1. K

    450J dozer

    My boss has a John Deere Dozer I.D. *1T0450JXLA0190551* It starts and runs but in Reverse it just stops and throws code TCU 522448.5, IIt has stored codes, SDM 96.3, TCU 2661.4, TCU 522444.4, TCU 522448.5, TCU 619.5, TCU 522449.5, TCU 522447.5, TCU 522450.6, ECU 91.9, ECU 637.7, ECU 636.10, ECU...
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