Service brakes, air: Disc: Caliper10/02/202424V750000
Navistar, Inc. (Navistar) is recalling certain 2024-2025 IC Bus EVSB and 2024-2025 CESB school buses. The brake caliper mounting bolts may not have been properly tightened, allowing the brake caliper to detach from the anchor plate.
Consequence
A detached brake caliper can cause a loss of braking ability, increasing the risk of a crash.
Remedy
Navistar will inspect, tighten, and replace any missing bolts as necessary, free of charge. Owner notification letters were mailed November 4, 2024. Owners may contact Navistar Customer Service at 800-448-7825. Navistar's number for this recall is 24513.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153) or go to nhtsa.gov.
Parking brake08/12/202525V522000
International Motors, LLC (International) is recalling certain 2024-2026 IC Bus CESB and 2025 EVSB school buses. The tension spring may corrode and break, disengaging the barking brake.
Consequence
A parking brake that is not engaged as expected when the driver releases the brakes may allow the vehicle to rollaway, increasing the risk of crash.
Remedy
Dealers will replace the parking brake cable and adjust the parking brake, free of charge. Owner notification letters were mailed October 6, 2025. Owners may contact International customer service at 1-800-448-7825. International's number for this recall is 25511.
Seat belts: Critical fasteners04/22/202525V266000
International Motors, LLC (International) is recalling certain 2025-2026 IC CESB and 2025 EVSB school buses. The driver's seat belt anchor bolt may come loose.
Consequence
A loose seat belt may not properly restrain the driver in a crash, increasing the risk of injury.
Remedy
Dealers will install spacers and tighten the seat belt anchor bolts, free of charge. Owner notification letters were mailed June 2, 2025. Owners may contact International customer service at 1-800-448-7825. International's number for this recall is 25504.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 888-327-4236 (TTY 888-275-9171) or go to nhtsa.gov.
Electrical system: Propulsion system: Traction battery04/09/202626V226000
International Motors, LLC (International) is recalling certain 2022-2027 IC Bus EVSB school buses. The high voltage disconnect switch may fail to shut off power to the battery.
Consequence
Switch failure may lead to unintentionally working on an energized high voltage battery, increasing the risk of injury or death by electrical shock.
Remedy
Dealers will repair the high voltage disconnect connector bypass circuit, free of charge. Owner notification letters were mailed May 4, 2026. Owners may contact International's customer service at 1-800-448-7825. International's number for this recall is 26505. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning June 1, 2026.
Electrical system: Wiring: Switches/knobs/buttons04/09/202626V226000
International Motors, LLC (International) is recalling certain 2022-2027 IC Bus EVSB school buses. The high voltage disconnect switch may fail to shut off power to the battery.
Consequence
Switch failure may lead to unintentionally working on an energized high voltage battery, increasing the risk of injury or death by electrical shock.
Remedy
Dealers will repair the high voltage disconnect connector bypass circuit, free of charge. Owner notification letters were mailed May 4, 2026. Owners may contact International's customer service at 1-800-448-7825. International's number for this recall is 26505. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning June 1, 2026.
Structure: Body03/19/202626V168000
International Motors, LLC (International) is recalling certain 2023-2027 IC Bus CESB and 2025-2027 IC Bus EVSB school buses. The body panel joint may have been attached without sufficient epoxy coverage. As such these vehicle fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) No. 221, "School Bus Body Joint Strength."
Consequence
The body panels may separate during a crash, reducing structural integrity and increasing the risk of injury.
Remedy
Dealers will inspect and repair the interior vertical joint as necessary, free of charge. Owner notification letters were mailed May 4, 2026. Owners may contact International's customer service at 1-800-448-7825. International's number for this recall is 26504. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning May 11, 2026.
Structure: Critical fasteners03/19/202626V168000
International Motors, LLC (International) is recalling certain 2023-2027 IC Bus CESB and 2025-2027 IC Bus EVSB school buses. The body panel joint may have been attached without sufficient epoxy coverage. As such these vehicle fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) No. 221, "School Bus Body Joint Strength."
Consequence
The body panels may separate during a crash, reducing structural integrity and increasing the risk of injury.
Remedy
Dealers will inspect and repair the interior vertical joint as necessary, free of charge. Owner notification letters were mailed May 4, 2026. Owners may contact International's customer service at 1-800-448-7825. International's number for this recall is 26504. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning May 11, 2026.