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Emissions D26R1-OWN LTR

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)
TypeEmissions
NHTSA id11035548
Published by NHTSA2026-08-03
Manufacturer's numberD26R1-OWN LTR
Manufacturer's date2026-07-13
Campaign id or software versionD26R1
NHTSA componentENGINE

NHTSA's summary

Emission recall for DD13 CARB 24 MCM Software Reprogramming

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 DD13

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