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Service bulletin T2148A

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 id10175191
Published by NHTSA2020-05-18
Manufacturer's numberT2148A
Manufacturer's date2020-04-14
NHTSA componentFUEL SYSTEM, DIESEL; FUEL SYSTEM, GASOLINE

NHTSA's summary

This Temporary Repair Practice provides for retroactive coverage of customer billable repairs completed by Cummins authorized repair locations prior to the release date of this field action. This action specifically applies to Diesel Exhaust Fluid Dosing Valve replacements as result of Cummins published troubleshooting. This is an update to a previously submitted communication.

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

Fuel system

Vehicles listed
CUMMINS ISB6.7

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