The Cummins 5.9-liter diesel engine has powered Ram trucks since 1989. It went through a few changes over its lifespan, but which years should be avoided?
Feb 4 (Reuters) - U.S. truck engine maker Cummins Inc (CMI.N ... on strong demand for its power generation products, sending the company's shares up 3.5% before the bell. The artificial ...
The first generation of 5.9-liter Cummins engines ran from 1989 through 1993, and many owners of these early trucks report slow upshifting and gears slipping. This behavior can be problematic ...
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