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fixed some stuff and lost acceleration/power

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Old Jul 26, 2013 | 12:17 AM
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fixed some stuff and lost acceleration/power

I was on my way home from Houston when my computer fried due to the distributor coil. Apparently, it was so rusty it just shorted out the computer. Anyways, I towed it to a shop and the mechanic replaced the spark plugs, wires, distributor cap, distributor rotor, and the coil. Now, however, I seem to have lost power and acceleration. It won't accelerate like it should. It's very slow getting up to second gear, but once it gets there, it jumps forward. Then its the same thing on the way to third. I don't see how replacing that stuff made me lose acceleration, but it did. Any help/suggestions is appreciated. Thanks/
 
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Old Jul 26, 2013 | 04:38 AM
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Did he play with the spout connector and perhaps leave it out.
 
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Old Jul 26, 2013 | 08:14 AM
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Your engine is computer controlled.

[quote=cmb2481;13374965]I was on my way home from Houston when my computer fried due to the distributor coil.

This indicates you drive a 1984-1986 truck... if so, the computer controls fuel mixture as well as engine timing. If anything affects the computer [or the computer dies] the timing is frozen and the carburetor switches to run rich. This is a built in safety feature to protect the engine. It will result in lower power as well as poor gas mileage.
 
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Old Jul 26, 2013 | 10:54 AM
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@tiap: I don't believe he did. He shouldn't have been messing with it, but that doesn't mean anything.

@1986F150six: It's a 1994 f150. Could it still be the same problem? If so, how do I unfreeze the timing? Yesterday, my neighbors were trying to help me figure out if the timing was correct, but we couldn't ever figure it out. How do we check for it?
 
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Old Jul 26, 2013 | 11:02 AM
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Could it be that the fuel injectors are dirty and can't keep up with the new spark plugs?
 
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Old Jul 26, 2013 | 11:30 AM
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My mistake, cmb2481. I had just read a similar thread and my mind was on carburetors.

I'll defer to some of the guys who drive F.I. models [mine is a carbureted 1986].

Has the check engine light come on? If so, have the computer's code(s) pulled and that will point you in the right direction.
 
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Old Jul 26, 2013 | 11:33 AM
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The engine light has come on and we pulled some codes, but they were all from sensors so who knows. my dad thinks its the oxygen sensor that causing the light to go on
 
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