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Service bulletin IK1900259

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 id10194965
Published by NHTSA2021-06-03
Manufacturer's numberIK1900259
Manufacturer's date2021-05-03
NHTSA componentSTRUCTURE

NHTSA's summary

Day cab roof air deflector causing loud vibration noise at highway speed

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

Body and frame

Vehicles listed
INTERNATIONAL 43002013 to 2014
INTERNATIONAL 43002018
INTERNATIONAL 44002013 to 2014
INTERNATIONAL 74002013
INTERNATIONAL 75002013 to 2014
INTERNATIONAL 76002013
INTERNATIONAL 86002013
INTERNATIONAL DURASTAR2013 to 2020
INTERNATIONAL HV2017 to 2021
INTERNATIONAL LONESTAR2013 to 2014
INTERNATIONAL LONESTAR2015
INTERNATIONAL LONESTAR2016 to 2021
INTERNATIONAL LT2016 to 2021
INTERNATIONAL MV2017 to 2021
INTERNATIONAL PROSTAR2013 to 2014
INTERNATIONAL PROSTAR2015
INTERNATIONAL PROSTAR2016 to 2019
INTERNATIONAL RH2016 to 2021
INTERNATIONAL TRANSTAR2013 to 2019
INTERNATIONAL WORKSTAR2013
INTERNATIONAL WORKSTAR2014, 2015
INTERNATIONAL WORKSTAR2016 to 2020

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

Recalls for the same vehicles and component
20152142015-05-20. Structure

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
IK16002722026-01-07. Service bulletin. This document will guide the user through a step-by-step procedure for detecting water leaks in vehicle cabs and windshields using an ultrasonic sound detector.
IK12010092026-01-07. Service bulletin. In some geographic areas, ambient temperatures reaching below 40°F (4°C), including high levels of humidity, an operator may experience engine stalling, low performance, and/or poor aftertreatment performance. This is caused by condensation accumulating and freezing within the Charge Air Cooler (CAC); affecting air flow into the engine. This article lists currently available winter front covers that can be installed on the front grille and bumper to reduce cold air flow to the engine compartment.
IK12010092025-12-05. Service bulletin. In some geographic areas, ambient temperatures reaching below 15°F (-10 °C), including high levels of humidity, an operator may experience engine stalling, low performance, and or poor aftertreatment performance. This is caused by condensation accumulating and freezing within the Charge Air Cooler (CAC); affecting air flow into the engine. This article lists all the currently available winter front covers that can be installed on the front grille and bumper to reduce cold air flow to the engine compartment.
IK16002612022-09-07. Service bulletin. Cab Components That Reduce Wheel End Vibration Complaints. NOTE: Lonestar Day Cab Only
IK16001452022-07-05. Service bulletin. Front cab mount bushings/insulators MV, HV, DuraStar, and WorkStar vehicles used in severe vocations
IK16001362022-06-03. Service bulletin. Primer recommendation for matching textured panels to smooth panels for field repairs
IK16001332022-06-03. Service bulletin. Textured surfaces on painted plastic bumpers, chassis side skirts, and fender extendtions
IK16001312022-04-01. Service bulletin. Cab water leak troubleshooting tips; HX with steel cab only
IK16001312021-09-02. Service bulletin. Cab water leak troubleshooting tips
IK01000512021-04-02. Service bulletin. Frame Rail Straightness Inspection Procedure