| Bulletin Date: | Apr. 24, 2023 |
| Component: | Engine and engine cooling |
| Bulletin Summary: | This technical service bulletin describes the verification and resolution of external lubricating oil leak issue that can occur at the tappet guide screw by an updated screw installation procedure. This is an update to the previously submit |
| Vehicles covered in this TSB: |
Cummins Isc8.3,
Cummins ISL,
Cummins Isl 9,
Cummins L9.
|
| Bulletin Date: | Mar. 16, 2021 |
| Component: | Brakes (pws) |
| Bulletin Summary: | This technical service bulletin desribes the troubleshooting steps to diagnose natural gas leaks into the engine cooling system. Many natural gas fuel systems use engine coolant to warm the natural gas high pressure regulator and/or heat |
| Vehicles covered in this TSB: |
Cummins B Gas Plus,
Cummins B5.9 G,
Cummins C Gas Plus,
Cummins C8.3g,
Cummins Isb5.9 G,
Cummins Isc8.3,
Cummins L Gas Plus,
Cummins L10,
Cummins Westport Isl G,
Cummins Westport Isx12 G.
|
| Bulletin Date: | May. 1, 2018 |
| Component: | Gasoline fuel system |
| Bulletin Summary: | This technical service bulletin provides instructions for preventing the malfunction of the aftertreatment fuel injector caused by water intrusion on International prostar chassis when a new aftertreatment fuel injector is being installed. |
| Vehicles covered in this TSB: |
Cummins B6.7,
Cummins Isb6.7,
Cummins Isc8.3,
Cummins Isl8.9,
Cummins ISL9,
Cummins Isx11.9,
Cummins ISX12,
Cummins ISX15,
Cummins L9.
|