Posted 3/19/2008 07:32 (#337283 - in reply to #337275) Subject: Re: Auto Header Height Control for a Gleaner M??
W-Central Ohio
I have a M3 and it has auto control- if yours has selector switch down by the high low range (high-med-low) then you should have the wiring for it. look for the 6 conductor plug on the right side front of combine.