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Little help please

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Old 10-17-2008, 06:02 PM
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Ok i have owned my car for about 3 years now. For about the past year i have been having a odd miss/breaking up at 2200, 3200-3300 RPM's. It happened when i lived in tampa putting 93 in it and at sea level, now in albuquerque and it still happens? Plugs look good, wires good, cant figure it out. As soon as i give it more then 50% throttle it stops. Also i changed the TPS and that did nothing. Please anyone have any ideas???
Old 10-18-2008, 09:52 PM
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got a tune you can upload or a scan?

has it been tuned?
Old 10-20-2008, 07:59 AM
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no i was going to hold off till after the heads and cam to tune it. R U thinking it could be the computer
Old 10-20-2008, 08:49 AM
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Check the fuel pump/fuel pressure and change fuel filter. When you check the fuel pressure, check it while the engine is under a heavy load.




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