STRUCTURE:BODY
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."
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.
457 vehicles affected
SERVICE BRAKES, HYDRAULIC:FLUID
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, 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.
16,553 vehicles affected
SERVICE BRAKES, HYDRAULIC:FLUID
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 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.
15,398 vehicles affected
SERVICE BRAKES, AIR:DISC:CALIPER
Navistar, Inc. (Navistar) is recalling certain 2016-2020 IC CE and 2019 IC RE school buses equipped with Bendix ADB 22X brake calipers. The driver side rear brakes may drag.
Remedy: Navistar will notify owners, and dealers will replace the left rear caliper with a redesigned adjuster mechanism, free of charge. The recall began July 12, 2019. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 19506.
2,620 vehicles affected
EQUIPMENT ADAPTIVE/MOBILITY
Navistar, Inc. (Navistar) is recalling certain 2015-2019 IC Bus CE school buses, equipped with certain S-Series and K-Series Titanium Wheelchair Lifts, models K200, K201, K550, K551, S200, S2201, S550 and S551. The wheelchair lift positioning input cam may fail while the lift is in use, allowing the platform to travel higher than the vehicle's floor height.
Remedy: Navistar will notify owners, and IC Bus or Ricon dealers will replace the injection molded cam with an aluminum machined cam, free of charge. The recall began October 5, 2018. Owners may contact Navistar customer service at 1-800-448-7825.
631 vehicles affected
FUEL SYSTEM, OTHER:DELIVERY:FUEL PUMP
Navistar, Inc. (Navistar) is recalling certain 2016-2019 IC bus CE school buses equipped with 8.8L liquid propane gas (LPG) engines. The LPDM relay for the propane booster pump and the scavenge pump may intermittently fail, causing the fuel pump to stop.
Remedy: Navistar will notify owners, and dealers will replace the LPDM relay, free of charge. The recall began on April 12, 2018. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 18501.
1,047 vehicles affected
ELECTRICAL SYSTEM
Navistar, Inc. (Navistar) is recalling certain 2016-2019 IC bus CE school buses equipped with 8.8L liquid propane gas (LPG) engines. The LPDM relay for the propane booster pump and the scavenge pump may intermittently fail, causing the fuel pump to stop.
Remedy: Navistar will notify owners, and dealers will replace the LPDM relay, free of charge. The recall began on April 12, 2018. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 18501.
1,047 vehicles affected
STEERING:LINKAGES:TIE ROD ASSEMBLY
Navistar, Inc. (Navistar) is recalling certain 2016 IC Bus CE school buses equipped with certain Spicer D or E series steer axles. The castellated nut on the steer axles may not be properly torqued, allowing the tie rod to loosen.
Remedy: Navistar will notify owners, and dealers will inspect the torque of the castellated nut and tie rod, tightening it as necessary, free of charge. The recall began on November 8, 2017. Owners may contact Navistar customer service at 1-331-332-1590. Navistar's number for this recall is 17508.
160 vehicles affected
STEERING
Navistar, Inc. (Navistar) is recalling certain 2016 IC Bus CE school buses equipped with certain Spicer D or E series steer axles. The castellated nut on the steer axles may not be properly torqued, allowing the tie rod to loosen.
Remedy: Navistar will notify owners, and dealers will inspect the torque of the castellated nut and tie rod, tightening it as necessary, free of charge. The recall began on November 8, 2017. Owners may contact Navistar customer service at 1-331-332-1590. Navistar's number for this recall is 17508.
160 vehicles affected
ELECTRICAL SYSTEM
Navistar, Inc. (Navistar) is recalling certain 2016-2018 IC Bus CE school buses equipped with a plastic booster pump, 17k Webasto heater and a Webasto Smart Temp timer. The power circuit for the heater booster pump may be unfused.
Remedy: Navistar will notify owners, and dealers will relocate the circuit to a fused section of the power distribution center, free of charge. The recall began on May 12, 2017. Owners may contact Navistar customer service at 1-331-332-1590. Navistar's number for this recall is 17503.
336 vehicles affected
ENGINE AND ENGINE COOLING:COOLING SYSTEM:HOSES/LINES/PIPING/FITTINGS
Navistar, Inc. (Navistar) is recalling certain model year 2011-2016 IC Bus CE school buses manufactured November 3, 2009, to February 26, 2015, and 2012-2015 IC Bus BE school buses manufactured August 2, 2010, to September 15, 2014. The affected vehicles have a water shutoff valve, inside, forward of driver heater (feature code 48PPJ or 48PPP) that has a formed heater hose that over time, may fatigue and split resulting in hot engine coolant fluid leaking into the driver's foot area.
Remedy: Navistar will notify owners, and dealers will replace the formed heater hose with a more robust one, free of charge. The recall began on January 4, 2017. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 16510.
20,673 vehicles affected
EQUIPMENT ADAPTIVE/MOBILITY
Navistar, Inc. (Navistar) is recalling certain model year 2015 IC Bus AE and BE, 2015-2017 CE and 2016-2017 RE school buses, equipped with certain model S2005, S2010, S5005, S5010, S5505, and S5510 wheelchair lifts by Ricon. The affected lifts are equipped with folding link arms that may have pivot holes that are too big, allowing the bearings to move out of position.
Remedy: Navistar will notify owners, and dealers will inspect the link arms for damage or for displaced bearings. The platform will be inspected for cracks. Any damaged parts will be replaced, free of charge. The recall began on December 28, 2016. Owners may contact Navistar customer service at 1-331-332-1590, or Ricon Customer Service at 1-800-322-2884.
685 vehicles affected
STRUCTURE:EMERGENCY:ESCAPE/EGRESS/EXIT
Navistar, Inc. (Navistar) is recalling certain 2016-2017 IC Bus CE school buses manufactured June 15, 2015, to May 20, 2016, and RE school buses manufactured June 18, 2015, to April 27, 2016. These buses may have been manufactured without reflective outline tape around the emergency exit roof hatches. As a result, these vehicles fail to comply with the requirements for Federal Motor Vehicle Safety Standard (FMVSS) number 217, "Bus Emergency Exits and Window Retention and Release."
Remedy: Navistar will notify owners, and dealers will install reflective tape around the roof hatch, free of charge. The recall began n July 18, 2016. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 16505.
1,787 vehicles affected
STRUCTURE:BODY:HOOD:HINGE AND ATTACHMENTS
Navistar, Inc. is recalling certain model year 2016-2017 IC CE school buses manufactured from November 24, 2014, through January 22, 2016. In the affected vehicles, the hood straps used to latch the hood closed may become elongated and not return to their original length. As a result, the hood may open unexpectedly when the bus is braking.
Remedy: Navistar will notify owners, and dealers will replace the hood straps, free of charge. The recall began on April 18, 2016. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 16502.
9,662 vehicles affected
OTHER:SCHOOL BUS STOP ARM ASSEMBLY
Navistar, Inc. (Navistar) is recalling certain model year 2016-2017 IC CE school buses manufactured May 4, 2015, to December 15, 2015, and 2016 IC RE school buses manufactured July 17, 2015, to December 15, 2015, and equipped with certain Transpec T6000, T6100, and T7000 series school bus stop arms. The affected stop arms have a reflective decal that may peel loose from the stop arm. As such, these stop arms fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 131, "School Bus Pedestrian Safety Devices."
Remedy: Navistar will notify owners, and dealers will replace the stop arm blade assembly, free of charge. The recall began on March 17, 2016. Owners may contact Navistar customer service at 1-331-332-1590, or Specialty customer service at 1-800-951-7867. Navistar's number for this recall is 16501.
529 vehicles affected
SERVICE BRAKES, AIR
Navistar, Inc. (Navistar) is recalling certain model year 2015-2016 IC CE school buses manufactured August 8, 2014, to February 20, 2015, and 2015-2016 IC RE school buses manufactured July 31, 2014, to January 9, 2015, equipped with Haldex air brake actuators. The affected brake actuators may have been manufactured with an incomplete attachment of the internal rubber diaphragm to the actuation mechanism. This could cause dragging or overheated brakes.
Remedy: Navistar will notify owners, and dealers will replace the Haldex Life Seal Brake chambers, free of charge. The recall began on June 19, 2015. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 15505. Note: This recall supersedes recall 14V-808.
68 vehicles affected
FUEL SYSTEM, DIESEL
Navistar, Inc. (Navistar) is recalling certain model year 2015-2016 IC CE school buses manufactured October 3, 2013, to March 16, 2015. In the affected school buses, the powertrain wiring harness may contact the high pressure fuel line for one of the fuel injectors, possibly resulting in a fuel leak.
Remedy: Navistar will notify owners, and dealers will install an additional harness saddle and cable tie strap to provide proper clearance, free of charge. The recall began February 20, 2015. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 15501.
6,302 vehicles affected
ELECTRICAL SYSTEM:WIRING
Navistar, Inc. (Navistar) is recalling certain model year 2015-2016 IC CE school buses manufactured October 3, 2013, to March 16, 2015. In the affected school buses, the powertrain wiring harness may contact the high pressure fuel line for one of the fuel injectors, possibly resulting in a fuel leak.
Remedy: Navistar will notify owners, and dealers will install an additional harness saddle and cable tie strap to provide proper clearance, free of charge. The recall began February 20, 2015. Owners may contact Navistar customer service at 1-800-448-7825. Navistar's number for this recall is 15501.
6,302 vehicles affected