Engine Calibration may not Warn of Low Oil Volume
Low oil can damage the engine, causing an oil leak or a punctured engine block, increasing the risk of a fire.
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.
Dealers will update the engine calibration software, free of charge. Owner notification letters are expected to be mailed July 30, 2021. Owners may contact FCA US LLC customer service at 1-800-853-1403. FCA US LLC's number for this recall is Y21.
