Ram Heavy Duty Forum
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68RFE flare during shifting
New 2020 3500 dually with SO Cummins and 68RFE transmission. This week was the first time putting the truck to work towing a 16,000lb fifth wheel. Previous experience is with a 2014 3500 HO dually with Aisin. Everything is good, until I hit an upgrade and the transition shifts from 6 to 5 and 5...- R.A.F
- Thread
- Replies: 15
- Forum: 2019-2024 6.7 Cummins I6 Turbo Diesel
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2014 Longhorn traded after DEF failure
Hi Everyone. Second time offender here........ I had a 2014 Laramie Longhorn 3500 Dually that 2 weeks ago threw a trouble code, with a service DEF warning while towing a 5th wheel. I was on the first day of a 2 week vacation! Shortly after, I got the 150 miles to limp mode. To cut a long...- R.A.F
- Thread
- Replies: 2
- Forum: New Member Introductions