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Re: 96 F250 P$D low vacuum switch question
Posted to HD/Fleet Forum on 4/19/2006

[...trimmed text...]

Just like Charlie said:

"The light will come on if there is less than 10 inches of vacuum for longer than 7 seconds."

E3TZ-12A182-H (SW-1794) switch took care of the premature warning light and th... Login to read more.