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…
Risk and remedy
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.
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."
Risk and remedy
Risk
A school bus roof panel with insufficient joint strength may separate during a crash, increasing the risk of injury.
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. 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.
Risk and remedy
Risk
A loose or detached steering wheel increases the risk of a crash.
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.
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.
Risk and remedy
Risk
Failure to warn the driver that the collision mitigation system is inoperative increases the risk of a crash.
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 for this recall is 22509.
Technical service bulletins and other communications the manufacturer sent dealers about this vehicle. Ask a dealer for the full document by its number.
11010428This article addresses chassis lean conditions on all chassis. This does not include any diagnostics for body leans such as a cab lean. Keep in mind that a chassis lean may cause or accentuate a cab lean. Filling out the printable form and using the notes in blue will help you to determine the source of the lean and identify the action and parts required to correct the lean.
10251414Starter Diagnostics and warranty claim procedure; all engines EXCLUDING Cummins ISB engine with Allison transmission or PSI engine.
10251409Suggested alignment target values when performing a vehicle axle alignment.
10246231J1939 Data Link Source Address Information
10243610How to request a horsepower quote; all International and Cummins engines
10241560Luggage rack upholstery repair; only busses equipped with luggage rack.
10241555J1939 Data Link Source Address Information
10241554J1939 Data Link Troubleshooting
10241553These certain buses may have roof water leaks resulting from incorrect assembly described in Roof Joint Recalls 23501 and 23502.
10238862Bus Diesel fuel Cap Leaks; only models built 11/30/2020 through 05/18/2023
10238858QLS Emergency Calibration Revert Process
10237476Bus roof leaks
10237462QLS Emergency Calibration Revert Process
10237447Per agreement with EPA and CARB, Cummins, Inc. provided an emergency calibration for Cummins ISB, B6.7, ISL9, L9, and X15 engines when a DEF Quality Sensor (DQS) was not available. This action addressed the Diesel Exhaust Fluid (DEF) Quality Sensor failures in the field and the unavailability of parts due to the worldwide chip shortage. This recall is step two of this program designed to revert all affected vehicles back to the certified calibration and to provide them with the latest improved DQS and Coolant Control Valve (CCV) designs. Additionally, the emergency calibration and the restoration to the certified calibration with the latest improved DQS and Coolant Control Valve (CCV) designs have no effect on vehicle Emissions.
10234015Cummins Programming guide and fault codes285 & 265; only vehicles built with Cummins B6.7, X15, or L9 engines
10234000Starter diagnostics and warranty claim procedure for all engines and all chassis EXCLUDING vehicles equipped with PSI engines or Cummins ISB engine with Allison transmissions
10219319PicoScope Test for Datalink (CAN) Health Shorts & opens
10219314PicoScope Test - Battery Loss of Charge - Parasitic Draw Test
10215215Certain 2022 and 2023 CE and RE school buses built with feature code 0008TXK or 0008TXM (Bendix Wingman Prewire option) may have been built without the warning label to notify the driver that the collision mitigation system is not operational, as
10213198The steering wheel retaining nut may not have been torqued properly during assembly and may allow the steering wheel to loosen, and possibly separate from the steering column shaft.
10213188Certain IC RE school buses may have the ABS indicator light circuit incorrectly pinned at the relay and may have an outdated BCM calibration that could result in the ABS indicator light to stay on at all times
10213186Certain IC RE school and commercial buses may have outdated BCM calibration that could result in the ABS indicator light illuminating at all times
10208424The rear axle brake chambers may be installed in the incorrect mounting slot which could lead to long term durability issues.
Every Ic Bus Resb model year
Bars are owner complaints, dots mark years with recalls. Select a year to open its report.