Posted 4/8/2022 08:30 (#9603017 - in reply to #9602997) Subject: RE: John Deere 8400 keeps losing fuel prime
NE Iowa
Did you change the little round inline strainer by the pump? If so, did you change the little rubber packings on each end of it? They get dry and chewed up from the threads and can suck air. Same thing happened on my 8300 when I was in a hurry and changed the strainer without the packings.