RAM 2500 2019–2026 — technical service bulletin
Bulletin 09-029-25 · NHTSA communication 11024559 · issued Oct 22, 2025
Technical service bulletin
communication type
Engine
component
2019–2026
model years
32
vehicle entries
Official summary
Cummins Valvetrain Noise Diagnostics Customers may comment on one or more of the following: ● Ticking noise. ● Clicking noise. ● Engine noise.
Vehicles covered
- 2019 RAM 2500
- 2020 RAM 2500
- 2021 RAM 2500
- 2022 RAM 2500
- 2023 RAM 2500
- 2024 RAM 2500
- 2025 RAM 2500
- 2026 RAM 2500
- 2019 RAM 3500
- 2020 RAM 3500
- 2021 RAM 3500
- 2022 RAM 3500
- 2023 RAM 3500
- 2024 RAM 3500
- 2025 RAM 3500
- 2026 RAM 3500
- 2019 RAM 4500
- 2020 RAM 4500
- 2021 RAM 4500
- 2022 RAM 4500
- 2023 RAM 4500
- 2024 RAM 4500
- 2025 RAM 4500
- 2026 RAM 4500
- 2019 RAM 5500
- 2020 RAM 5500
- 2021 RAM 5500
- 2022 RAM 5500
- 2023 RAM 5500
- 2024 RAM 5500
- 2025 RAM 5500
- 2026 RAM 5500
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.