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what would cause a car to miss an backfire?

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Old 04-12-2001, 08:49 PM
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what would cause a car to miss an backfire?

I found a burnt sparkplug wire and my car has begun to run ruff.

I replaced my burnt wire with a new one, but it still seemes to run ruff, mind you after a mile of driving it clears up; (probably from storage), but the next day it starts again please help with some ideas?

Old 04-12-2001, 08:53 PM
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Car: 99 Formula
Engine: LS1
Transmission: T56
Axle/Gears: 342
I had the same problem, my car backfired and ran crappy, it was a plug that was on a header, I you sure there aren't any other bad wires.

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Old 04-12-2001, 08:54 PM
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Car: 99 Formula
Engine: LS1
Transmission: T56
Axle/Gears: 342
About it running fine after a mile, I had the same dilemma, it seemed once the car warmed up the backfire went away.
Old 04-12-2001, 08:56 PM
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Did you try to pull the spark plug out(the one that had the burnt wire on it)? Maybe it got fouled out?


Brendan

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Old 04-12-2001, 09:43 PM
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I'm almost certain you guys are right, i just wanted to double check before i tried this........thanks for the help guys
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