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Service bulletin WC-C-1613-A

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 id10058928
Published by NHTSA2015-12-22
Manufacturer's numberWC-C-1613-A
Manufacturer's date2015-06-30
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:DIESEL

NHTSA's summary

CUMMINS: INFORMATION REGARDING PLUGGING REPAIR FOR EGR VALVES AND COOLERS AND LOCATION FOR REPLACEMENT OF VALVE STEM SEALS, WITH ECM CALIBRATION UPDATE. *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 ISL9

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