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  1. C

    Allison 5sp: 05 LLY Trans Limp

    It didn't limp it when not pulling the trailer. It was building great power. From what I was being showed on the tune prog which is all greek to me, they put in 9 deg of timing on the main inj and added some to the primary and I was told it would improve things
  2. C

    Allison 5sp: 05 LLY Trans Limp

    I have a '05 3500 4x4 Dually that I just had tuned. I put a Volant cool air intake on, 5" exh, and a electronic SCT setup on the dash. When they went in and loaded the tune it ran fine until I hooked up to my enclosed trailer. It limped the trans in 5th which resulted in a P0700 and a P0735...
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