help, got mail order tune, something is horribly horribly wrong above 2000rpms
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help, got mail order tune, something is horribly horribly wrong above 2000rpms
idle and light light accleeration seems fine.. i hit 2000rpms and it hangs and sputters a tad and seems to missing like hell...
i checked to make sure everything was plugged up...
it basically begins running like im missing 2-3 spark plugs lol...
only other thing i did was install 4.10's.. which seem to be doing fine.
i checked to make sure everything was plugged up...
it basically begins running like im missing 2-3 spark plugs lol...
only other thing i did was install 4.10's.. which seem to be doing fine.
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LSxGuy widda 9sec Mustang
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The VIN is stored in the PCM, can use a TechII or read it with someones borrowed tuning software to make sure it matches what your cars VIN is.
Can't help much with the sputtering, would have to look at some scan-data graphs/logs.
Can't help much with the sputtering, would have to look at some scan-data graphs/logs.