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January 25, 2021 Service bulletin

Technical Service Letter for GHG17 1-Box Inlet and Outlet Exhaust Clamps

Freightliner technical service bulletin 21TS-03 for 2016-2019 Freightliner Cascadia, 2016-2019 Freightliner Columbia and 2016-2019 Freightliner Business Class M2 and others.

Bulletin number
21TS-03
Component
Engine and engine cooling
Summary
Technical Service Letter for GHG17 1-Box Inlet and Outlet Exhaust Clamps. There is a short supply of exhaust clamps, part number DDE A6809950502, used as inlet and outlet exhaust clamps on GHG17 heavy duty engines (DD13, DD15 and DD16) with a 1-Box aftertreatment configuration. Exhaust clamp part number TCX T130158342AC2 may be used as a substitute for DDE A6809950502, but be aware of the different torque specs between the two parts.

Owners of these vehicles have filed 7 complaints in the engine category.

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