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Service bulletin SIB-SPN3216

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 id10056593
Published by NHTSA2015-01-10
Manufacturer's numberSIB-SPN3216
Manufacturer's date2014-07-01
NHTSA componentENGINE AND ENGINE COOLING:ENGINE:DIESEL

NHTSA's summary

DETROIT: WHEN THERE IS A DIFFERENCE BETWEEN EXPECTED NOX PPM AND ACTUAL NOX PPM IS GREATER THAN 200 PPM THEN A FAULT CODE IS SET. *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
DETROIT DETROIT

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