RAM 2500 2021–2024 — technical service bulletin
Bulletin S2509000005 REV.B · NHTSA communication 11031471 · issued Apr 18, 2026
Technical service bulletin
communication type
Engine
component
2021–2024
model years
16
vehicle entries
Official summary
Light Random Tick Noise From The Engine.
Vehicles covered
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.