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  • Marathon Backup light not closing

    Posted by Tom on July 23, 2019 at 8:42 pm

    2007 marathon h3, backup light is open and will not shut. Any idea where to start looking? Thank you

    Jeff replied 7 years, 2 months ago 6 Members · 5 Replies
  • 5 Replies
  • Archived

    Member
    July 23, 2019 at 9:09 pm

    Are you saying the reverse light will not turn off?

    Also what is your bus number please?

    Later

    bv

  • Richard

    Member
    July 23, 2019 at 11:35 pm

    If the problem is pneumatic, there’s a 3 port Norgren valve in the curb side engine compartment mounted on the forward facing wall. That Norgren controls the air flow to the door.

  • Jeff

    Member
    July 24, 2019 at 5:48 pm

    Reverse light turns off, but door does not shut. Thanks

  • Eric

    Member
    July 24, 2019 at 5:49 pm

    Coach 1088

  • Davy

    Member
    July 24, 2019 at 9:55 pm

    Coach 1070. Had the same issue last month. Replacing the Norgren Tom mentioned resolved the issue. Easy fix at Jeff’s. About 20 minutes if you have the part.

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