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Service bulletin KC-734

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 id10215262
Published by NHTSA2022-07-05
Manufacturer's numberKC-734
Manufacturer's date2022-06-06
NHTSA componentFUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING

NHTSA's summary

Diesel Particulate Filter (DPF) And Diesel Oxidation Catalyst (DOC) Pin Testing Procedure - US07 And Newer Emissions, Model Year 2008 And Newer

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, Fuel system

Vehicles listed
VOLVO 7802011
VOLVO 7802016
VOLVO VAH2007 to 2022
VOLVO VHD2007 to 2022
VOLVO VNL2007 to 2022
VOLVO VNM2007 to 2021
VOLVO VNR2017 to 2022
VOLVO VNX2013 to 2021
VOLVO WHEB2013

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