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February 24, 2023 Service bulletin

Certain Model Year 2018 PACCAR MX-11 engines may have contaminated Crankcase Pressure Sensors

Kenworth technical service bulletin E298 for 2018-2019 Kenworth T680 and 2018-2019 Kenworth T880.

Bulletin number
E298
Component
Engine and engine cooling: exhaust system: emission control: crankcase (PCV)
Summary
Certain Model Year 2018 PACCAR MX-11 engines may have contaminated Crankcase Pressure Sensors. These sensors will be replaced.

Owners of these vehicles have filed 2 complaints in the engine category.

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