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where are the vaccum lines on a 2001 ford sport trac? how can you find a leak?


the vacuum lines are under

the vacuum lines are under the upper intake manifold. to find a leak, u would take a can of break clean with the little straw and spray around the mating surfaces of the intake and any vacuum line connections. if u hear the engine idle up or down when u spray the area, that area could have a leak

i couldn't find any leaks,

i couldn't find any leaks, any other ideas?

no. we have changed the

no. we have changed the plugs, plug wires checked fuel pump and fuel pressure, new air filter, cleaned mass air sensor. what else could it be? no power at all and when you rev, the engine over 3000 it stuters and wants to die. It seen like has a constant miss. please help.


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