Also recalled in CanadaDefect
Chrysler (FCA US, LLC) is recalling certain 2019-2020 Ram 3500, 4500, and 5500 cab chassis vehicles equipped with a Cummins 6.7L High Output engine. The engine calibration software may not warn about low oil volume.
Safety Risk
Low oil can damage the engine, causing an oil leak or a punctured engine block, increasing the risk of a fire.
Remedy
Dealers will update the engine calibration software, free of charge. Owner notification letters were mailed June 25, 2021. Owners may contact FCA US LLC customer service at 1-800-853-1403. FCA US LLC's number for this recall is Y21.
32,002 vehicles affectedMfr ref: Y21Updated June 10, 2026