| Bulletin Date: | Jan. 10, 2024 |
| Component: | Engine and engine cooling |
| Bulletin Summary: | This technical service bulletin describes the verification and resolution of issue of reduce the problem of external oil leak and prevent debris from entering through the crankshaft seal. |
| Vehicles covered in this TSB: |
Cummins ISC,
Cummins ISL,
Cummins L9.
|
| Bulletin Date: | Mar. 16, 2023 |
| Component: | Engine and engine cooling |
| Bulletin Summary: | This field action authorizes certified repair locations to up fit certain isc and isl cm2250 engines with an improved scr catalyst. This is an update to the previously submitted communication. |
| Vehicles covered in this TSB: |
Cummins ISC,
Cummins ISL.
|
| 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.
|