Recall Register

2021 IC Bus Resb: recalls and complaints

NHTSA lists 3 recall campaigns for the 2021 IC Bus Resb. The newest campaign is 25V580000. NHTSA received the report on 4 Sep 2025. The NHTSA record gives the component Structure / Body. NHTSA has no complaint on file for this model year.

The NHTSA recall file shows no do-not-drive advisory and no park-outside advisory on these campaigns.

This page cannot show if a recall applies to one vehicle. The NHTSA VIN lookup shows the unrepaired recalls of one vehicle.

Remedy of the newest campaign, 25V580000, in the NHTSA record

Dealers will inspect and install a reinforcement channel as necessary, free of charge. Owner notification letters were mailed December 8, 2025. Owners may contact International customer service at 1-800-448-7825. International's number for this recall is 25514.
NHTSA VIN lookup

Complaint information entered into NHTSA’s Office of Defects Investigation vehicle owner's complaint database is used with other data sources to identify safety issues that warrant investigation and to determine if a safety-related defect trend exists.

NHTSA publishes these words. Source: NHTSA Datasets and APIs, section Complaints, read on . Complaint file through . Recall file through .

Since the last update

No tracked figure of this page changed in a data update. What the log tracks

All updates to the register

Recall campaigns

3 campaigns, newest first. 20,766 units in total.

  1. 25V580000Received . 457 units.

    Structure / Body

    Defect, in the NHTSA record
    International Motors, LLC (International) is recalling certain 2016-2026 IC Bus CESB and 2016-2021 RESB school buses. The underfloor reinforcement may not have been installed, compromising the structural integrity of the buses. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) numbers 210, "Seat Belt Assembly Anchorages" and 222, "School Bus Passenger Seating and Crash Protection."
    Consequence, in the NHTSA record
    Reduced structural integrity may increase the risk of injury in a crash.
    Remedy, in the NHTSA record
    Dealers will inspect and install a reinforcement channel as necessary, free of charge. Owner notification letters were mailed December 8, 2025. Owners may contact International customer service at 1-800-448-7825. International's number for this recall is 25514.

    Report filed by International Motors, LLC. Manufacturer campaign number 25514. Owner notification date in the NHTSA record: .

  2. 23V371000Received . 19,376 units.

    Service Brakes, Air / Antilock / ABS Warning Light

    Defect, in the NHTSA record
    Navistar, Inc. (Navistar) is recalling certain 2021-2024 IC Bus RE, 2022-2024 IC Bus CE, and IC Bus EV school buses. The anti-lock brake system (ABS) indicator light does not remain illuminated when a malfunction exists, and when the vehicle's ignition switch is on, and the vehicle is in motion. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 121, "Air Brake Systems."
    Consequence, in the NHTSA record
    An ABS indicator light that fails to remain illuminated will not alert the driver of an ABS malfunction, which could increase the risk of a crash.
    Remedy, in the NHTSA record
    Dealers will update the software, free of charge. Owner notification letters are expected to be mailed July 24, 2023. Owners may contact Navistar's customer service at 1-800-448-7825. Navistar's number for this recall is 23516.

    Report filed by Navistar, Inc.. Manufacturer campaign number 23516. Owner notification date in the NHTSA record: .

  3. 21V367000Received . 933 units.

    Fuel System, Diesel / Fuel Injection System / Fuel Rail

    Defect, in the NHTSA record
    Navistar, Inc. (Navistar) is recalling certain 2019-2021 IC Bus RE School Buses. The sealing washer may not seat correctly in the pilot bore holes, allowing the high pressure fuel rail assembly to leak.
    Consequence, in the NHTSA record
    A fuel leak in the presence of an ignition source increases the risk of a fire.
    Remedy, in the NHTSA record
    Dealers will inspect the rail threads, and replace the rail as necessary, free of charge. Owner notification letters were mailed on June 21, 2021. Owners may contact Navistar customer service at 1-800-448-7825.

    Report filed by Navistar, Inc.. Owner notification date in the NHTSA record: .

The campaign number opens the NHTSA record. Each quotation is the text of the NHTSA recall file.

Recall campaign: One recall in the NHTSA recall file, with one campaign number. A campaign can name many makes, models and model years.

Units: The number of vehicles or products that a recall can include. The manufacturer or the firm reports the number to the agency.

Complaints by component

The NHTSA complaint file has no complaint for this model year.

Investigations

The NHTSA investigation file has no investigation that names this model year.

Investigation: A study of a possible safety defect by the NHTSA Office of Defects Investigation. An investigation with no closing date in the NHTSA file is open.

Other model years

The number under each year is the number of recall campaigns.

  1. 20012
  2. 20024
  3. 20034
  4. 20044
  5. 20053
  6. 200611
  7. 200711
  8. 20088
  9. 20094
  10. 20101
  11. 20112
  12. 20144
  13. 20153
  14. 20169
  15. 20175
  16. 20181
  17. 20196
  18. 20203
  19. 20213
  20. 20224
  21. 20237
  22. 20241

A year without a link has fewer than 2 campaigns and fewer than 25 complaints. It has no page.

Official channels

Cite this page

Recall Register. 2021 IC Bus Resb: recalls and complaints. https://recallregister.com/vehicle/ic-bus/resb/2021/. Source: NHTSA Office of Defects Investigation, recall, complaint and investigation files. Data through .

Sources

Source
NHTSA Office of Defects Investigation
Licence
US government work, public domain
Recall file through
30 Sep 2026
Complaint file through
30 Sep 2026
First complaint in the file
1 Jan 1995
Manufacturer in the recall file
International Motors, LLC

The NHTSA record is the authority. A complaint count is the number of different complaint numbers for the make, the model and the model year. How the register is made. Report an error.

Questions

How many units are in the recall campaigns for the 2021 IC Bus Resb?
20,766 units in 3 campaigns. A campaign can name other models and model years, and its units include them.
How many recall campaigns does the IC Bus Resb have for all model years?
NHTSA lists 42 recall campaigns for the IC Bus Resb, model years 2001 to 2024. 3 of them name the 2021 model year.
Is an NHTSA investigation of the 2021 IC Bus Resb open?
The NHTSA investigation file has no investigation that names this model year.