There have been 2 technical service bulletins issued for the 2021 Isuzu F-series.
| Bulletin Date: | Aug. 27, 2021 |
| Component: | Diesel fuel system. |
| Bulletin Summary: | Customer satisfaction campaign: reprogram diesel exhaust fluid control unit (dcu); vehicle may light mil for dtc p225c in error due to dcu calibration. Reflashing of dcu with updated calibration will resolve this issue. |
| Vehicles covered in this TSB: |
2021 Isuzu F-series.
|
| Bulletin Date: | Mar. 4, 2021 |
| Component: | Equipment. |
| Bulletin Summary: | The check trans light may illuminate in the affected vehicles without any apparent transmission concerns. The transition control module (tcm) is programmed by allison to predict the need for transmission maintenance relating to the oil lif |
| Vehicles covered in this TSB: |
2018 Isuzu F-series,
2019 Isuzu F-series,
2020 Isuzu F-series,
2021 Isuzu F-series.
|
| Bulletin Date: | Mar. 4, 2021 |
| Component: | Air bags. |
| Bulletin Summary: | The check trans light may illuminate in the affected vehicles without any apparent transmission concerns. The transition control module (tcm) is programmed by allison to predict the need for transmission maintenance relating to the oil lif |
| Vehicles covered in this TSB: |
2018 Isuzu F-series,
2019 Isuzu F-series,
2020 Isuzu F-series,
2021 Isuzu F-series.
|
| Bulletin Date: | Mar. 4, 2021 |
| Component: | Electrical system. |
| Bulletin Summary: | The check trans light may illuminate in the affected vehicles without any apparent transmission concerns. The transition control module (tcm) is programmed by allison to predict the need for transmission maintenance relating to the oil lif |
| Vehicles covered in this TSB: |
2018 Isuzu F-series,
2019 Isuzu F-series,
2020 Isuzu F-series,
2021 Isuzu F-series.
|
| Bulletin Date: | Mar. 4, 2021 |
| Component: | Power train. |
| Bulletin Summary: | The check trans light may illuminate in the affected vehicles without any apparent transmission concerns. The transition control module (tcm) is programmed by allison to predict the need for transmission maintenance relating to the oil lif |
| Vehicles covered in this TSB: |
2018 Isuzu F-series,
2019 Isuzu F-series,
2020 Isuzu F-series,
2021 Isuzu F-series.
|