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February 25, 2021 Service bulletin

Freightliner Service Bulletin for Programming Chassis Electronic Control Units (ECUs) With DiagnosticLink.

Freightliner technical service bulletin SB54-308 for 2010-2022 Freightliner Cascadia, 2010-2021 Freightliner Business Class M2 and 2010-2021 Freightliner 114SD and others.

Bulletin number
SB54-308
Component
Engine and engine cooling: engine: engine control module (ecu/ECM): software
Summary
Freightliner Service Bulletin for Programming Chassis Electronic Control Units (ECUs) With DiagnosticLink.

Owners of these vehicles have filed 28 complaints in the engine category.

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