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Service bulletin TSB210007-012020

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 id10187152
Published by NHTSA2021-02-16
Manufacturer's numberTSB210007-012020
Manufacturer's date2021-01-20
NHTSA componentFUEL SYSTEM, GASOLINE; POWER TRAIN; FUEL SYSTEM, DIESEL; SERVICE BRAKES

NHTSA's summary

This Technical Service Bulletin describes the verification and resolution of malfunctioning aftertreatment diesel particulate filter differential pressure sensors when fault code 3168 is active.

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

Brakes, Fuel system, Transmission and driveline

Vehicles listed
CUMMINS B6.7
CUMMINS L9

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