| Bulletin Date: | Jan. 10, 2023 |
| Component: | Structure |
| Bulletin Summary: | This technical service bulletin was issued for "engine serial numbers duplicated issue. Rocky mount engine plant (rmep) issued engine serial numbers (esns) assigned to previously built engines. This has resulted in duplicate esns being iss |
| Vehicles covered in this TSB: |
Cummins B,
Cummins B6.7,
Cummins B6.7n,
Cummins ISB,
Cummins ISC,
Cummins ISL,
Cummins ISL9,
Cummins L9.
|
| Bulletin Date: | Sep. 21, 2022 |
| Component: | Engine and engine cooling |
| Bulletin Summary: | Rmep used up the engine serial number (esn) range between 73x ?74999999 and the esns at rmep started using the 7500xxxx range. This range is already assigned to engines built from another cummins plant in 2011 |
| Vehicles covered in this TSB: |
Cummins B6.7n,
Cummins L9N.
|
| Bulletin Date: | Mar. 16, 2021 |
| Component: | Back over prevention |
| Bulletin Summary: | This technical service bulletin describes the verification and resolution of an incorrect parameter to monitor exhaust manifold pressure. The parameter is not available using the recommended cummins� electronic service tool or equivalent. |
| Vehicles covered in this TSB: |
Cummins B6.7n,
Cummins L9N,
Cummins X12.
|