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."
Safety risk
Reduced structural integrity may increase the risk of injury in a crash.
Manufacturer remedy
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.
International Motors, LLC (International) is recalling certain 2016-2024 IC Bus CESB school buses. The brake pressure switch assembly may leak brake fluid into the brake pressure switch's electrical components and cause an electrical short-circuit.
Safety risk
An electrical short in the brake pressure switch can overheat the circuit and increase the risk of a fire while driving or parked.
Manufacturer remedy
Owners are advised to park outside and away from structures until the recall repair is complete. Dealers will install a silicone black jumper harness, free of charge. Owner notification letters were mailed December 15, 2025. Owners may contact International customer service at 1-800-448-7825. International's number for this recall is 25510. Vehicles previously repaired under 23V398 will need to have the new remedy completed.
Navistar, Inc. (Navistar) is recalling certain 2016 and 2018-2024 IC Bus CE school buses. The brake pressure switch assembly may leak brake fluid into the brake pressure switch's electrical components and cause an electrical short-circuit.
Safety risk
An electrical short in the brake pressure switch can overheat the circuit and increase the risk of a fire while driving or parked.
Manufacturer remedy
Owners are advised to park outside and away from structures until the recall repair is complete. Dealers will replace the brake pressure switch assembly and if necessary, the wire harness or fuse, free of charge. Owner notification letters were mailed September 29, 2023. Owners may contact Navistar's customer service at 1-800-448-7825. Navistar's number for this recall is 23518.
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."
Safety risk
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.
Manufacturer remedy
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.
Navistar, Inc. (Navistar) is recalling certain 2022-2024 IC Bus CE, 2022-2023 IC CE SBus, IC RE, and 2023 EV school buses. The roof panel may have been manufactured with insufficient joint strength. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 221, "School Bus Body Joint Strength."
Safety risk
A school bus roof panel with insufficient joint strength may separate during a crash, increasing the risk of injury.
Manufacturer remedy
Dealers will add additional fasteners to secure the joints, free of charge. Owner notification letters are expected to be mailed April 3, 2023. Owners may contact Navistar's customer service at 1-800-448-7825. Navistar's number for this recall is 23501.
Navistar, Inc. (Navistar) is recalling certain 2022-2023 IC CE School Buses. The steering gears may have been assembled incorrectly, which can cause the gear to fracture.
Safety risk
A fractured steering gear can cause a loss of steering control, increasing the risk of a crash.
Manufacturer remedy
Dealers will inspect the steering gear serial numbers, and replace the steering gears as necessary, free of charge. Interim owner notification letters were mailed August 15, 2022. Remedy parts are expected to become available in mid-October 2022. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 22514.
Navistar, Inc. is recalling certain 2022-2023 IC CE, IC RE, and 2023 IC EV school buses. The steering wheel retaining nut may have been tightened incorrectly, which can allow the steering wheel to loosen and detach from the steering column shaft.
Safety risk
A loose or detached steering wheel increases the risk of a crash.
Manufacturer remedy
Owners are advised not to drive their vehicles until the repair has been performed. Dealers will remove the steering wheel nut, apply thread locker, and reinstall the nut, free of charge. Owner notification letters were mailed on May 25, 2022. Owners may contact Navistar, Inc. customer service at (331) 332-1590. Navistar's number for this recall is 22511.
Engine and engine cooling: engine: engine control module (ECU/ECM)
Manufacturer
Navistar, Inc.
Vehicles affected
7,322
Reported to NHTSA
2021-10-25
Owners notified
2022-01-18
Defect description
Navistar, Inc. (Navistar) is recalling certain 2020-2023 IC CE school buses. The engine control module (ECM) may set a fault code that results in an unexpected engine shut down.
Safety risk
Unexpected engine shut down can increase the risk of a crash. Additionally, a disabled school bus may require an evacuation procedure in an uncontrolled traffic situation, increasing the risk of injury to passengers.
Manufacturer remedy
Dealers will reprogram the ECM, free of charge. Owner notification letters notifying owners of the safety risk were mailed January 18, 2022. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 21507.
Navistar, Inc. (Navistar) is recalling certain 2014 IC Bus CE, 2019 IC Bus CE, and 2022 IC Bus CE school buses. These buses are not equipped with enough emergency exits. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 217, "Bus Emergency Exits and Window Retention and Release."
Safety risk
A lack of emergency exits can delay passengers from exiting the vehicle during an emergency, increasing their risk of injury.
Manufacturer remedy
Dealers will install two additional emergency exit windows, free of charge. Owner notification letters were mailed on August 6, 2021. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 21506.
Owner complaints
A complaint is one person's report to a federal agency. It is not a finding.
Component
Complaints
Median mileage
Engine
8
—
Electrical system
2
10,000 mi
Engine and engine cooling: exhaust system
2
—
The 2021 model has about 1.5 times as many complaints as this one. The 2023 model has 3 times as many complaints as this one. These figures reflect raw complaint counts, not failure rates. Higher-selling model years naturally receive more complaints.
Safety recall repairs are provided free of charge by franchised dealers, regardless of vehicle age or mileage. This page displays aggregated data for the model year. To check recall status for a specific vehicle, search its VIN at nhtsa.gov.