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Service bulletin IB21-X-001

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 id10190783
Published by NHTSA2021-04-26
Manufacturer's numberIB21-X-001
Manufacturer's date2021-03-17
NHTSA componentFUEL SYSTEM, GASOLINE

NHTSA's summary

PRODUCT TEAMS CONTINUALLY SEEK VALUABLE INFORMATION FOR PRODUCT QUALITY AND ENGINEERING IMPROVEMENTS. FOR THE NEW 2022 MODEL YEAR NQR/NRR GAS VEHICLES, ISUZU COMMERCIAL TRUCK OF AMERICA, INC. (ISUZU) WILL BE STRICTLY MONITORING COMPLETE VEHICLE PERFORMANCE AND RELIABILITY. PRIOR TO REPAIRING ANY MY 2022 ISUZU NQR/NRR VEHICLES EQUIPPED WITH A 6.0L LNJ GASOLINE NEGINE, WE ASK YOU (DEALERS) TO CALL THE ISUZU CV TECHNICAL ASSITANCE CENTER (TAC) TO PROVIDE DETAILED FAILURE AND DIAGNOSTIC INFORMATION AND TO CONFIRM THE PROPOSED REPAIR METHOD. WHEN THE DEALER CLOSE STHE TAC CASE, ANY NECESSARY CLAIM AUTHORIZATION OR SUBMISSION DIRECTION WILL BE PROVIDED.

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
ISUZU N-SERIES2022

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