Ram Heavy Duty Forum
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Shifting at redline when towing
Anyone else experiencing the first few gears shifting at redline while towing even at 1/4 throttle? Im thinking a need a tcm update.- woodrow
- Thread
- Replies: 6
- Forum: 2025+ 6.7 Cummins I6 ZF 8 Speed
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2025 3500 cummins zf8 oil leak
I found this oil residue under my 25 ram cummins when changing my oil. It has 8k miles on it, has anyone else had this issue- woodrow
- Thread
- Replies: 10
- Forum: 2025+ 6.7 Cummins I6 ZF 8 Speed
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Calibrated Power tune 2020 2500 cummins
Been running the Calibrated Power tunes on my truck for about 3k miles. The tunes are great and I highly recommend it. I keep mine in the sport tune with elevated shifts points. Makes the truck a joy to drive and it's always in the right gear. Will be pulling my 5th on the 1st of January and...- woodrow
- Thread
- Replies: 258
- Forum: 6.7 Cummins Standard Output with 68RFE