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Recent content by Caribou

  1. C

    P026B Injection Timing Performace Code after Y78 Recall

    Here is what happened with my P026B issue and resolution: 2020 3500 Cummins Was regenerating every 150-200 miles. ~10 times in 2000 miles including regen while towing twice. I was religiously putting highway miles on my truck. At least once or twice a week I would drive at least an hour on the...
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