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Re: 1993 F150 2WD, 5.0L ,EFI, A4ode trans ,55000miles
Posted to Technical Discussion Forum on 3/21/2001 3 Replies

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5-7" of vacuum at cruise is way to litte. Shaould be around 20". The PCM looks at this to calculate load. It will detect high load and command more fuel. Rich condition. Have you checked exhaust for r... Login to read more.

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