2024 Oshkosh S-Series problems, complaints & recalls
Safety recalls (2)
Power Train:axle Assembly 2025-04-10 · campaign 25V228000 · 469 vehicles
Defect: Oshkosh Corporation (Oshkosh) is recalling certain 2024-2025 S-Series vehicles. The front axle housing wall thickness may not be sufficient and can cause the axle to fail.
Risk: Front axle failure can cause a sudden loss of vehicle handling and control, increasing the risk of a crash.
Fix: Oshkosh will inspect and replace the front axles as necessary, free of charge. Owner notification letters were mailed on May 30, 2025. Owners may contact Oshkosh customer service at 1-833-304-8100.
Vehicle Speed Control:accelerator Pedal 2024-12-10 · campaign 24V917000 · 800 vehicles
Defect: Oshkosh Corporation (Oshkosh) is recalling certain 2022-2024 S-Series vehicles. The throttle pedal assembly may contain an oversized magnet carrier, slowing the responsiveness or causing the pedal to stick.
Risk: A pedal that sticks increases the risk of a crash.
Fix: Oshkosh will replace the throttle pedal, free of charge. Owner notification letters were mailed January 31, 2025. Owners may contact Oshkosh customer service at 1-888-686-7278.
Service bulletins (19)
Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.
Unknown Or Other 2026-09-03 · FDM-SVC-051 · Service Bulletin/Repair Instructions
this bulletin provides instructions for the inspection, weld repair, and installation of reinforcement brackets on the exhaust mast of oshkosh 2.0 s-series trucks.
Unknown Or Other 2026-09-03 · FDM-SVC-050 · Service Bulletin/Repair Instructions
this bulletin provides instructions for the inspection, weld repair, and installation of reinforcement brackets on the exhaust mast of oshkosh 2.0 s-series trucks.
Unknown Or Other 2026-08-18 · FDM-IB-016 · Other
this bulletin provides instructions for identifying and locating all driveline grease zerk fittings. lubrication of the driveline is important for proper vehicle operation.
Electrical System 2026-05-13 · FDM-SVC-045 · Other
this bulletin provides instructions to install the latest battery disconnect switch on s-series 2.0 vehicles in serial number range 788727 - 814085.
Unknown Or Other 2026-03-25 · FDM-SVC-044 · Other
this bulletin provides instructions to install a check valve in the chute return hydraulic circuit to prevent fluid back flow through the chute manifold if a chute up or down hose fails, and install a shut-off valve on the fan manifold to turn off flow of hydraulic oil to the chutes and water pump.
Unknown Or Other 2026-03-01 · FDM-IB-013 · Other
this bulletin provides instruction for replacing the existing chute drive washer with a hardened steel washer. this change prolongs the service life of the drive sprocket and chute operation.
Showing the 6 most recent of 19 bulletins. Search all of them free at nhtsa.gov.
What owners report
No detailed complaint narratives on file.
Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.