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Service bulletin IB17J001

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 id10188518
Published by NHTSA2021-03-08
Manufacturer's numberIB17J001
Manufacturer's date2017-12-05
NHTSA componentEQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; SUSPENSION

NHTSA's summary

Understanding drive belt noise.

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

Equipment and accessories, Suspension

Vehicles listed
ISUZU NPR2003 to 2005
ISUZU NPR2006, 2007, 2008, 2009
ISUZU NPR2012 to 2015
ISUZU NPR2016, 2017
ISUZU NPR HD2005
ISUZU NPR HD2006, 2007, 2008, 2009 (the catalog's model; the bulletin names a series or trim of it)
ISUZU NPR HD2012 to 2015
ISUZU NPR HD2016, 2017

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

Recalls for the same vehicles and component
20211682021-03-19. Suspension
21V1940002021-03-19. SUSPENSION:REAR:SPRINGS:LEAF SPRING ASSEMBLY:U-BOLT, LEAF SPRING TO AXLE
17V7260002017-11-14. EQUIPMENT
20171732017-03-24. Suspension
16V1050002016-02-24. EQUIPMENT:OTHER:LABELS
15V7780002015-11-20. EQUIPMENT

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
WB23-X-0012023-11-06. Service bulletin. This bulletin provides information with regards to the Isuzu Commercial Vehicle (CV) Service Policies and Procedures Manual (SPPM). The Isuzu CV SPPM (sections 2.15 and 2.16) provides detailed procedures related to vehicle storage up to and beyond 30 days. Performing these required procedures at the specified intervals will properly maintain vehicles until they are retailed. Failure to follow the procedures outlined may result in repairs and additional costs that could have been avoided. We are providing dealers with this brief overview of the recommended procedures as a reminder to maintain older inventory. Failures resulting from improper, or lack of, storage procedures are not covered under the vehicle factory warranty.
WB08-X-001J2023-10-06. Service bulletin. Policies and procedures update for all commercial vehicles. This bulletin provides instructions with regard to the Isuzu Commercial Vehicle (CV) Warranty Parts Center on the topics of parts retention, parts preparation for shipping, and administration.
WB13-X-001B2022-08-30. Service bulletin. Isuzu Commercial Truck of America, Inc. (ICTA) is providing the following procedural recommendations to improve dealer efficiency when submitting Parts Warranty claims. We strongly recommend dealers follow these procedures in order to avoid delays in Parts Warranty claim payments and/or claim chargeback. This bulletin was revised to add a Parts Warranty Form
WB13-X-001A2022-08-30. Service bulletin. Isuzu Commercial Truck of America, Inc. (ICTA) is providing the following procedural recommendations to improve dealer efficiency when submitting Parts Warranty claims. We strongly recommend dealers follow these procedures in order to avoid delays in Parts Warranty claim payments and/or claim chargeback.
IB09-X-004C2022-08-02. Service bulletin. 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.
IB09-X-002B2022-08-02. Service bulletin. The following is a list of the Isuzu-recommended Threebond product part numbers identified in the various Isuzu Workshop Manuals and bulletins. If a Threebond product is unavailable, we recommend that you utilize the chart below to find equivalent of similar products (when available) from Loctite and Permatex.
IB21X0032022-01-06. Service bulletin. Isuzu Commercial Truck of America, Inc. is proud to introduce the redesigned Isuzu Vehicle Health Report (VHR) program. Beginning October 2021, Isuzu dealers are able to access, through www.isuzutruckservice.com, all of the Isuzu Vehicle Health Report Data (MMU Data) associated with 2011MY and newer vehicles serviced by their dealership in a new, user friendly VHR. Look for the VHR tab after you log in. n contrast to the previous design, the new VHR exists in a central database easily accessed by dealership personnel at any time from any PC with internet access. Users will be able to quickly select vehicles by entering a VIN (partial or all 17 digits) or select from a list of the VINs most recently downloaded by their dealership to create a VHR.
IB10X004L2021-09-27. Service bulletin. In an effort for continuous improvement, Isuzu has a need to obtain Mimamori ECU
ON_V1605_20160522020-12-14. Service bulletin. In some 2012-2016MY Isuzu Stripped Chassis (Reach Vans) and 2011-2016MY NPR-HD diesel trucks, the original factory-installed grease in the front wheel bearings may degrade under certain circumstances. If left unattended, the front wheel bearings could eventually seize or loosen. Typically this condition is preceded by a noticeable growling noise and can be avoided with timely servicing of the front wheel bearings.
CB16-E-0012020-12-14. Service bulletin. In some 2012-2016MY Isuzu Stripped Chassis (Reach Vans) and 2011-2016MY NPR-HD diesel trucks, the original factory-installed grease in the front wheel bearings may degrade under certain circumstances. If left unattended, the front wheel bearings could eventually seize or loosen. Typically this condition is preceded by a noticeable growling noise and can be avoided with timely servicing of the front wheel bearings.