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Service bulletin 12-TS-4

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 id10043807
Published by NHTSA2012-04-27
Manufacturer's number12-TS-4
Manufacturer's date2012-02-29
NHTSA componentENGINE

NHTSA's summary

DETROIT DIESEL: EPA07/EPA10 DD PLATFORM EGR DELTA PRESSURE SENSOR. FOR DD15 ENGINE. *JS

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
DETROIT DETROIT

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