Fix-as-fail –
Peterbilt technical service bulletin E290 for 2021-2023 Peterbilt 579, 2021-2023 Peterbilt 389 and 2021-2023 Peterbilt 567 and others.
- Bulletin number
- E290
- Component
- Engine and engine cooling
- Summary
- FIX-AS-FAIL – Updated procedures and claim filing information. EPA2021 injector cleaning is referenced in RMI for certain injector faults. Complete the procedures in E290. Refer to E300 for in-tank additive information.
Vehicles covered
- Peterbilt 579 2021-2023 202120222023
- Peterbilt 389 2021-2023 202120222023
- Peterbilt 567 2021-2023 202120222023
- Peterbilt 520 2021-2023 202120222023
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