UPDATE 1-US probes Stellantis 2022 RAM truck models over K1 snap ring transmission failures

The U.S. Office of Defect Investigations (ODI) has opened a preliminary evaluation of a failure of the K1 snap ring in Chrysler-parent Stellantis' year 2022 RAM 3500, 4500, and 5500 trucks, the National Highway Traffic Safety Administration (NHTSA) said on Friday. The ODI has received 82 complaints alleging loss of motive power due to an internal transmission failure of the K1 snap ring, the NHTSA said.