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Cummins HO Predetonation
Hi all, Been lurking here for awhile and just joined. Bought a 2020 3500 HO Cummins about 4 months ago. Had it to the dealer yesterday for belt/pulley chirp, and check engine light (which ended up being and exhaust sensor I guess). Anyway, they also reflashed my PCM yesterday because...- AlphaOmega
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- Forum: 6.7 Cummins I6 Turbo Diesel