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Service bulletins for the 2016 Isuzu NRR

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.

12 on file from NHTSA, as of 2026-10-19.

By type

By component

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
IB09-X-004C2022-08-02. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. The Isuzu Commercial Truck of America (ICTA) Service Technical Assistance Center (TAC) provides diagnostic support to Isuzu dealer technicians repairing Isuzu vehicles in and out of vehicle warranty. A TAC case number will be issued solely for information tracking purposes and future contact reference.
IB10X004L2021-09-27. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM). In an effort for continuous improvement, Isuzu has a need to obtain Mimamori ECU
IB11-L-003C2020-08-24. Service bulletin. FUEL SYSTEM, DIESEL:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS; ENGINE AND ENGINE COOLING:ENGINE:DIESEL. THIS INFORMATION IS BEING ISSUED TO HELP DEALERS IDENTIFY APOTENETIAL SOURCE FOR FUEL CONTAMINATION. IF A CUSTOMER'S COMPLAINT LEADS TO THE DISCOVERY OF CONTAMINATED FUEL, THE SOURCE OF THE CONTAMINATION MUST BE FOUND AND REPAIRED. CONTAMINATED FUEL MAY RESULT IN MANY DIFFERENT FAILURES. SOME EXAMPLES OF THESE FAILURES ARE: PLUGGED FUEL FILTERS, POOR ENGINE PERFORMACE, CHECK ENGINE LIGHT ILLUMINATION, FUEL SYSTEM (LINES AND TANK) CORROSION (RUST), ETC... ISUZU'S FAILURE INVESTIGATIONS HAVE FOUND A COMMON OCCURANCE OF THE FUEL FILLER NECK BEING INSTALLED INCORRECTLY. THIS POOR INSTALLATION WILL ALLOW UNWANTED MATERIAL TO ENTER THE FUEL TANK CONTAMINATING THE FUEL. USE THE INFORMATION BELOW TO CONFIRM THE FUEL FILLER NECK IS INSTALLED CORRECTLY. IF THE FILLER NECK INSTALLATION IS INCORRECT, USE THE INFORMATION BELOW TO REPAIR THE FUEL FILLER NECK. DETAILED INFORMATION REGARDING FUEL FILLER NECK INSTALLATION CAN BE FOUND IN ISUZU'S BODY BUILDER GUIDE.
B11-L-003A2016-09-29. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. IF A CUSTOMER’S COMPLAINT LEADS TO THE DISCOVERY OF CONTAMINATED FUEL, THE SOURCE OF THE CONTAMINATION MUST BE FOUND AND REPAIRED. CONTAMINATED FUEL MAY RESULT IN MANY DIFFERENT FAILURES. SOME EXAMPLES OF THESE FAILURES ARE: PLUGGED FUEL FILTERS, POOR ENGINE PERFORMANCE, CHECK ENGINE LIGHT ILLUMINATION, FUEL SYSTEM (LINES AND TANK) CORROSION (RUST), ETC… ISUZU’S FAILURE INVESTIGATIONS HAVE FOUND A COMMON OCCURRENCE OF THE FUEL FILLER NECK BEING INSTALLED INCORRECTLY. THIS POOR INSTALLATION WILL ALLOW UNWANTED MATERIAL TO ENTER THE FUEL TANK CONTAMINATING THE FUEL.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.