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    2001 F550 - OBD II?

    This is the first vehicle I'm maintaining that is new enough to have on-board diagnostics. I'm trying to figure out for sure if this one is OBD I or OBD II. I'm finding that the heavier trucks were not required to have it in '96 like cars. Some sites say "check the sticker under the hood"...
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    Newbie with a 2001 F550

    New to a machine this new, for sure! And I've not done much work on Fords. For years I have been driving and working on Mercedes OM616 and OM617, GM 6.2, and various gasoline powered cars The truck has a 7.3 with a 6 speed manual, 4WD with locking hubs, PTO for the bucket boom. Starts and...
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