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Missfire at high RPMs

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Old 12-18-2006, 04:23 PM
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Default Missfire at high RPMs

A month or two ago my car 99 z28 started to have problems. At WOT around 5000 rpms the car will begin to missfire and lose a lot of power, then, the power will come back on at around 5500 rpms. Any idea what might be causing this?
Old 12-18-2006, 07:26 PM
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sounds like a tuning issue....that or a ignition problem...check the usual...wires plugs etc




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