Incorrect fuel filter drain and replacement procedures on EPA21 MX-11 and MX-13 engines can result in the...
Peterbilt technical service bulletin E306 for 2021-2024 Peterbilt 579, 2021-2024 Peterbilt 389 and 2021-2024 Peterbilt 567 and others.
- Bulletin number
- E306
- Component
- Fuel system, diesel
- Summary
- Incorrect fuel filter drain and replacement procedures on EPA21 MX-11 and MX-13 engines can result in the following: .Debris and contaminants introduced into the high-pressure fuel system. .Denial of warranty claims for injector and/or fuel system faults. .Misfire, rough running, engine knock, and other associated faults and symptoms. Correct fuel filter procedures are outlined in attached service documentation.
Vehicles covered
- Peterbilt 579 2021-2024 2021202220232024
- Peterbilt 389 2021-2024 2021202220232024
- Peterbilt 567 2021-2024 2021202220232024
- Peterbilt 520 2021-2023 202120222023
- Peterbilt 365 2021-2023 202120222023
- Peterbilt 367 2021-2024 2021202220232024
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