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Service bulletin D22R6

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 id10237087
Published by NHTSA2023-06-03
Manufacturer's numberD22R6
Manufacturer's date2023-05-12
NHTSA componentENGINE AND ENGINE COOLING

NHTSA's summary

Detroit Emission Recall for DETROIT DD13, DD15, DD16 Soot Sensor Installation and Software Reprogramming. Updated programming is available for DD13, DD15, and DD16 powered vehicles manufactured between June 2021 and December 2021. These DD13, DD15, and DD16 powered vehicles will need to have the ACM reprogrammed, at minimum.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Engine

Vehicles listed
DETROIT DIESEL DETROIT DIESEL

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