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Old 06-15-2020, 06:46 PM   #2
ProStreet68SB
The Engine Whisperer
 
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Join Date: Sep 2006
Location: Ohio
Posts: 770
Re: 89 S10 4.3 misfire

Have you checked the coil? I had a pretty gnarly miss at idle on my truck and it turned out to be a bad coil.
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