2023 Ic Bus Cesb Recalls, Complaints & Specs
17 safety recalls list the 2023 Ic Bus Cesb, and owners have filed 2 complaints with NHTSA. At least one recall carries a do-not-drive or park-outside advisory. Check your own VIN below.
17 safety recalls for the 2023 Ic Bus Cesb
Most recent first. Recall repairs are free at any authorised dealer. Click a recall for the full defect, consequence and remedy text.
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Body (structure) and critical fasteners (structure)
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…
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.…
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Hoses, lines/piping, and fittings (service brakes)
International Motors, LLC (International) is recalling certain 2023-2027 IC Bus CESB school buses. The brake lines may have been installed with incorrect hardware, which can result in brake line damage and cause a leak.
Remedy: Dealers will inspect and replace the brake lines and brake line retainers as necessary, free of charge. Owner notification letters were mailed April 27, 2026. Owners may contact International's customer service at…
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Labels (equipment)
International Motors, LLC (International) is recalling certain 2023-2027 IC Bus CESB school buses. While carrying the maximum number of occupants, the bus may exceed Gross Vehicle Weight Rating (GVWR) when the fuel tank and fluid reservoirs are full.
Remedy: Dealers will inspect and repair suspension as necessary, free of charge. Owner notification letters are expected to be mailed May 27, 2026. Owners may contact International customer service at 1-800-448-7825.…
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Body (structure)
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)…
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.…
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Fluid (service brakes) Park outside
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.
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,…
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Fluid (service brakes) Park outside
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.
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…
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Abs warning light (service brakes)
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…
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…
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Roof and pillars (structure)
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…
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.…
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Torque arm (suspension)
Navistar, Inc. (Navistar) is recalling certain 2023 IC RE, IC EV, and 2023-2024 IC CE school buses. The fasteners that connect the transverse torque arm to the rear axle housing may have been tightened incorrectly, which can allow the rear axle to shift side to side.
Remedy: Dealers will replace and tighten the fasteners, free of charge. Owner notification letters are expected to be mailed February 6, 2023. Owners may contact Navistar's customer service at 1-800-448-7825. Navistar's number…
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Critical fasteners (steering) and critical fasteners (suspension)
Navistar, Inc. (Navistar) is recalling certain 2021-2022 International CV, 2022-2023 International HV, 2023 IC 1300 FBC, CE, RE, TC, International MV, HX, LT, RH, and LoneStar vehicles. The hex flange lock nuts, used in the suspension and steering joints, were improperly heat treated and may lose tension over time.
Remedy: Dealers will replace the hex flange lock nuts as necessary, free of charge. Owner notification letters are expected to be mailed January 20, 2023. Owners may contact Navistar's customer service at 1-800-448-7825.…
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Critical fasteners (suspension) and critical fasteners (steering)
Navistar, Inc. (Navistar) is recalling certain 2023 IC CE, EV, and RE vehicles. The hex flange lock nuts, used in the suspension and steering joints, were improperly heat treated and may lose tension over time.
Remedy: Dealers will replace the hex flange lock nuts as necessary, free of charge. Owner notification letters are expected to be mailed January 20, 2023. Owners may contact Navistar's customer service at 1-800-448-7825.…
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Hoses, lines/piping, and fittings (fuel system)
Navistar, Inc. (Navistar) is recalling certain 2023 IC CE vehicles. The fuel vapor line without the heat shield tubing may have been installed, exposing the line to heat from the exhaust system.
Remedy: Dealers will replace the fuel vapor line with heat shield tubing, free of charge. Owner notification letters are expected to be mailed January 20, 2023. Owners may contact Navistar's customer service at 1-800-448-7825.…
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Engine control module (ecu/ecm) (engine and engine cooling)
Navistar, Inc. (Navistar) is recalling certain 2023 IC CE School Buses. The engine control module (ECM) may experience an internal electrical short-circuit, causing the engine to stall.
Remedy: Cummins will replace the ECM. Owner notification letters were mailed September 26, 2022. Owners may contact Navistar's customer service at 1-800-448-7825.
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Steering
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.
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…
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Steering wheel/handle bar (steering) Do not drive
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.
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…
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Forward collision avoidance and labels (equipment)
Navistar, Inc. (Navistar) is recalling certain 2022-2023 IC RE School Buses, and 2023 IC CE school buses built without a forward radar unit. The warning label notifying the driver that the collision mitigation system is inoperative may be missing.
Remedy: Navistar will provide a warning label and installation instructions, free of charge. Owner notification letters were mailed June 14, 2022. Owners may contact Navistar customer service 1-800-4487825. Navistar's number…
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Engine control module (ecu/ecm) (engine and engine cooling)
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.
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…
2 owner complaints filed with NHTSA
Owners of the 2023 Ic Bus Cesb have filed 2 complaints with NHTSA. Complaints peaked in 2025 with 1 filed that year.
Most-reported components
What owners are reporting
“Exhaust system failure,terible exhaust leaks AT EXHAUST MANIFOLDS. Pipes wrapped in insulation and metal causing high temps which are distoring pipe shapes and colapsing systems. Also a fire hazard if”
Owner complaint to NHTSA, September 2, 2026 · Engine
“The roof leaks in several areas. The water gets on the floor and seats increasing the chance that children will slip and fall on the wet floors and seats. This has been to the dealer more than once bu”
Owner complaint to NHTSA, May 20, 2025 · Structure
Compare Ic Bus Cesb model years
Recall and complaint counts for every Ic Bus Cesb model year in NHTSA's database.
Checking a specific 2023 Ic Bus Cesb
How do I know if my 2023 Ic Bus Cesb has an open recall?
Enter your 17-character VIN above. The VIN is on the driver's side dashboard (visible through the windshield), the driver's door jamb sticker, and your registration or insurance card. The check runs against NHTSA's live database and tells you which campaigns list your vehicle. 17 campaigns currently list the 2023 Ic Bus Cesb; your car may already have been repaired under some of them.
Is the recall repair free?
Yes. Under federal law, manufacturers must fix safety recalls at no charge for vehicles up to 15 years old from the date of sale to the first owner. Contact any authorised Ic Bus dealer with your VIN and the NHTSA campaign number (for example 21V837000).
What is the difference between a recall and a complaint?
A recall is a safety campaign filed by the manufacturer or ordered by NHTSA, with a defined defect and remedy. A complaint is a report an owner sent to NHTSA; it is not verified, but patterns of complaints are what trigger NHTSA investigations and, eventually, recalls.
Other Ic Bus models
- Ce21 complaints
- PB1056 complaints
- Casb4 complaints
- Resb3 complaints
- Be1 complaints
- Ce Sbus1 complaints
- Fecb1 complaints
- Re1 complaints
Source: NHTSA recall and complaint databases and EPA fuel economy data, October 2026. Complaint counts are owner reports to NHTSA, not verified defects. Recall counts are safety campaigns that list this model year; whether a particular car was already repaired depends on its VIN. How this data is compiled.