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Service bulletin TSB-140107

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10056779
Published by NHTSA2015-02-19
Manufacturer's numberTSB-140107
Manufacturer's date2014-08-15
NHTSA componentENGINE

NHTSA's summary

CUMMINS: AIR COMPRESSOR CRANKSHAFT WILL FAIL DUE TO IMPROPERLY ROUTED AIR COMPRESSOR DISCHARGE LINES COLLECTING MOISTURE LEADING TO HIGHER LEVELS OR RESTRICTION AND POSSIBLE FREEZING DISCHARGE LINES. *PE

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Engine

Vehicles listed
CUMMINS AIR COMPRESSOR
CUMMINS CUMMINS

Listing a model year does not mean every vehicle of it is concerned: the document says which.