| Bulletin Date: | Dec. 5, 2022 |
| Component: | Suspension |
| Bulletin Summary: | Instructions to check and replace, as needed, certain tag-axle air spring brackets that may have had an incorrect bracket installed. The incorrect bracket could reduce the life of the shock absorbers. |
| Vehicles covered in this TSB: |
2022 MCI J3500,
2022 MCI J4500.
|
| Bulletin Date: | Jun. 2, 2021 |
| Component: | Engine and engine cooling |
| Bulletin Summary: | This technical sevice information bulletion is to advise of a part number supersession of the coolant hump hose, mci pn 6l-8-353, to mci pn 06-08-2262. |
| Vehicles covered in this TSB: |
2017 MCI D4000,
2018 MCI D4000,
2019 MCI D4000,
2020 MCI D4000,
2017 MCI D4005,
2018 MCI D4005,
2019 MCI D4005,
2020 MCI D4005,
2019 MCI D45 Crt Le,
2020 MCI D45 Crt Le,
2021 MCI D45 Crt Le,
2017 MCI D4500,
2018 MCI D4500,
2019 MCI D4500,
2020 MCI D4500,
2017 MCI D4505,
2018 MCI D4505,
2019 MCI D4505,
2020 MCI D4505,
2020 MCI D4520,
2019 MCI J3500,
2020 MCI J3500,
2021 MCI J3500,
2017 MCI J4500,
2018 MCI J4500,
2019 MCI J4500,
2020 MCI J4500,
2021 MCI J4500.
|
| Bulletin Date: | Nov. 30, 2020 |
| Component: | Engine and engine cooling |
| Bulletin Summary: | Technical instruction describing the procedure to replace damaged seals in the cooling fan drive gearbox manufactured by curtis machine company inc. |
| Vehicles covered in this TSB: |
2017 MCI J4500.
|