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Zzinc reacted to BigDogYJ's post in the thread 5.3 misfire on cylinder 8 on throttle lift - SOLVED with
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I haven't used TorquePro. I have a Tech2 and an autel. neither of them show anything in the misfire counters or in the misfire graphic... -
Zzinc replied to the thread 5.3 misfire on cylinder 8 on throttle lift - SOLVED.If it feels worse in gear, could be the gearbox? How is it in neutral? I'd be surprised if it was misfiring but not reporting it. If I...
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Zzinc reacted to tuckerrnr1's post in the thread Whipple 2.3L Supercharger Installation on 2007 Yukon XL Denali (6.2L L92 Motor) with Haha.
Remove the body to change the spark plugs....Do you know my father?
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Zzinc replied to the thread 5.3 misfire on cylinder 8 on throttle lift - SOLVED.Yeah can't be too mad having all new parts in there! I have read multiple times that the odd misfire is normal and expected, they won't...
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Zzinc replied to the thread 5.3 misfire on cylinder 8 on throttle lift - SOLVED.Well turns out it was leaking from the spark plug the whole time. I always thought that the cylinder 8 plug got tight a little quicker...
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Zzinc replied to the thread 5.3 misfire on cylinder 8 on throttle lift - SOLVED.I re-seated the intake then later tightened up the intake bolts from the recommended 89 in lbs to 110 in lbs and it improved the...
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Zzinc replied to the thread 5.3 misfire on cylinder 8 on throttle lift - SOLVED.Here's some live data recordings, misfires are on the top right, I would ignore fuel trims mostly because I have an unknown mix of 87...
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Zzinc replied to the thread 5.3 misfire on cylinder 8 on throttle lift - SOLVED.Copying from original post: I have a bluetooth ODB scanner with TorquePro, I'll see if I can do a screen recording of a cold start
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Zzinc replied to the thread 5.3 misfire on cylinder 8 on throttle lift - SOLVED.Injectors were from ACDelco from Summit: https://www.summitracing.com/parts/ADO-12742701 Everything so far has either been genuine GM...
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Zzinc replied to the thread 5.3 misfire on cylinder 8 on throttle lift - SOLVED.Resistance on passenger side ground on back of engine has 0.1-0.2 ohm resistance and 0.1v voltage when running, access is tight but was...
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ZI'm chasing a weird misfire on my 2018 Tahoe with the L83/5.3 with 125k miles. It started off with a failed coilpack that I was able to...
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