Friday, August 7, 2026
RecallGazette

Vehicle problems, recalls & safety intelligence

RAM 2500 2013–2023technical service bulletin

Bulletin 0901323 · NHTSA communication 10242795 · issued Jul 12, 2023

Technical service bulletin
communication type
Engine and Engine Cooling
component
2013–2023
model years
44
vehicle entries

Official summary

6.7L New Oil Usage Information Incorrect oil used. This bulletin provides information regarding the correct oil grade to use on the 6.7L Cummins used in the 2023 to 2013 HD Trucks. The following information is intended to eliminate confusion.

What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.