LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

Ok, I fiixed the major miss, but i still have the other miss

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Old 03-24-2006, 01:07 AM
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Ok, I fiixed the major miss, but i still have the other miss

I fixed the major miss where it would barley run, it was fouled plugs. But now, only under part throttle, it misses. It just feels like it looses all power for a second, or it could be less severe, to barley noticeable. Then very rarley it is fine. I've tried both sets of 02's I have, but it hasn't made a difference. I guess there is a change I have 2 sets of bad 02's. And when I go full throttle it goes away, so I know it's some sensor tahts doing it, and I'm guessing its the 02's. What else could cause it? The MAF reads fine, MAP reads fine, TPS reads fine, ect...
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Old 03-24-2006, 09:25 AM
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Re: Ok, I fiixed the major miss, but i still have the other miss

Check your knock readings.
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Old 03-24-2006, 12:16 PM
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Re: Ok, I fiixed the major miss, but i still have the other miss

no knock retard...
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Old 03-24-2006, 12:21 PM
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Re: Ok, I fiixed the major miss, but i still have the other miss

Sure it can be O2's. Since you had pretty bad miss, they are 110% dead now. One more thing to consider. Plugs are not fouling themselfes in a good running engine. Your new plugs can be fouled very quickly too. Check for vacuum/exhaust leaks.
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Old 03-24-2006, 05:40 PM
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Re: Ok, I fiixed the major miss, but i still have the other miss

Check battery voltage.
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Old 03-25-2006, 11:10 PM
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Re: Ok, I fiixed the major miss, but i still have the other miss

Originally Posted by WhiteSSP
Check battery voltage.
It's fine already checked it.
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Old 03-25-2006, 11:19 PM
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Re: Ok, I fiixed the major miss, but i still have the other miss

What happens when you unplug the O2's?
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Old 03-26-2006, 12:05 AM
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Re: Ok, I fiixed the major miss, but i still have the other miss

Originally Posted by Cmr0z28
What happens when you unplug the O2's?
Haven't tried it yet, I guess I should...
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