No complaints are listed for the 2023 Oshkosh S-Series. NHTSA's API and bulk file list none in this build.
Data build 2026-10-09.
NHTSA lists this vehicle as OSHKOSH S-SERIES.
Model-generated complaint tags: No complaints are listed for tagging.
Recalls
See new recalls and investigations this week.
1 recalls.
Date: 2024-12-10. Systems: VEHICLE SPEED CONTROL.
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.
Consequence: A pedal that sticks increases the risk of a crash.
Remedy: 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.
Do not drive: No. Park outside: No.
Manufacturer communications
19 manufacturer communications.
Communications by system| System | Count |
|---|
| UNKNOWN OR OTHER | 10 |
|---|
| ELECTRICAL SYSTEM | 5 |
|---|
| ENGINE | 2 |
|---|
| STRUCTURE | 2 |
|---|
| SERVICE BRAKES | 1 |
|---|
11037325
Date: 2026-08-18. Type: Other. Systems: UNKNOWN OR OTHER.
This bulletin provides instructions for identifying and locating all driveline grease zerk fittings. Lubrication of the driveline is important for proper vehicle operation.
11033567
Date: 2026-05-13. Type: Other. Systems: ELECTRICAL SYSTEM.
This bulletin provides instructions to install the latest battery disconnect switch on S-Series 2.0 vehicles in serial number range 788727 - 814085.
11033568
Date: 2026-03-25. Type: Other. Systems: UNKNOWN OR 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.
11033569
Date: 2026-03-01. Type: Other. Systems: UNKNOWN OR 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.
11027195
Date: 2025-12-19. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM, ENGINE.
This bulletin provides information on verifying powertrain harness grounds are correctly installed, and covers the installation of an optional engine ground cable.
11024922
Date: 2025-10-28. Type: Service Bulletin/Repair Instructions. Systems: UNKNOWN OR OTHER.
This bulletin provides instructions for removing an inoperative vehicle TCU. Oshkosh Corporation initiated an over-the-air update security certification on TCUs for a select population of OshkoshA? S-Seriesa ? 2.0 Front Discharge Mixers. The software update process was unsuccessful and has caused
11022278
Date: 2025-09-02. Type: Service Bulletin/Repair Instructions. Systems: ENGINE.
This bulletin provides information on making sure the dedicated ground from the battery negative to the engine block ground stud remains installed when a powertrain harness is replaced. Service personnel have found instances of this ground cable not being reconnected when a powertrain harness has
11022277
Date: 2025-08-20. Type: Service Bulletin/Repair Instructions. Systems: UNKNOWN OR OTHER.
This bulletin provides information on installing metal door linkage rod clips in place of original plastic clips.
11022281
Date: 2025-08-18. Type: Service Bulletin/Repair Instructions. Systems: UNKNOWN OR OTHER.
This bulletin provides instructions for installing a longer hydraulic hose between the auxiliary pump and the hydraulic manifold load sense port, and a straight fitting to the hydraulic manifold load sense port to reduce pressure spikes. The longer hose provides additional hydraulic fluid volume b
11022283
Date: 2025-08-01. Type: Service Bulletin/Repair Instructions. Systems: UNKNOWN OR OTHER.
This bulletin provides guidance on a new torque procedure for securing the fuel tank to prevent tank rotation.