Posted 9/12/2021 11:36 (#9216073 - in reply to #9216026) Subject: RE: 290 Magnum with a 372
East Central, Nebraska
i would assume your setup would look about the same as this. i realize your talking about a combine but it would work this way still. so to answer your question, no you cannot just unplug the 372 and plug in the nav900 and expect it to work but it is doable.