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November 21, 2019 Service bulletin

Fix-As-Fail The evaporator core may crack in vehicles with the ISX-15 engine

Kenworth technical service bulletin 01-071 for 2011-2018 Kenworth T680 and 2011-2018 Kenworth T880.

Bulletin number
01-071
Component
Engine and engine cooling
Summary
Fix-As-Fail The evaporator core may crack in vehicles with the ISX-15 engine. An improved suction line has been released that removes stress transferred to the evaporator core.

Owners of these vehicles have filed 9 complaints in the engine category.

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