Check a VIN

May 20, 2022 Service bulletin

Fix As Fail

Kenworth technical service bulletin 42-060 for 2021 Kenworth T680.

Bulletin number
42-060
Component
Engine and engine cooling
Summary
Fix As Fail - Certain chassis, equipped with an RCX230 Horton fan clutch and a Cummins X15 or ISX12N engine, are experiencing an adapter harness failure. This failure causes the fan to remain activated while the truck is in operation and may result in a check engine light and diagnostic trouble codes.

Vehicles covered

VIN decoder

See the problems and recalls for an exact car

Buying a used Kenworth T680?

Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.

Check its history