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Re: Post O2's and there 'Window' of authority
Posted to Technical Discussion Forum on 9/24/1999 1 Reply

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James, the 4.6L Thunderbird got OBD-II in 1994 MY, it was carryover in 1995 MY and was redone in 1996 MY. The 3.8L Thunderbird got OBD-II in 1996 MY.

Ford's OBD-II phase-in was:

1994 MY - 3.8L Mus... Login to read more.

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