The worst 2025 Oshkosh S-Series problems
Ranked by number of owner complaints. Mileage and cost come from what owners wrote.
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Recalls 1
Power train: axle assembly
- What is wrong
- 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.
- Remedy
- 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.
Recall number 25V228000 · Recall details
Technical service bulletins for the 2025 Oshkosh S-Series 14
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- This bulletin provides instructions for the inspection, weld repair, and installation of reinforcement...
- This bulletin provides instructions for identifying and locating all driveline grease zerk fittings
- This bulletin provides instructions to install the latest battery disconnect switch on S-Series 2.0...
- This bulletin provides instructions to install a check valve in the chute return hydraulic circuit to...
- This bulletin provides instruction for replacing the existing chute drive washer with a hardened steel washer
- This bulletin provides information on verifying powertrain harness grounds are correctly installed, and...
- This bulletin provides information on making sure the dedicated ground from the battery negative to the...
- This bulletin provides instructions for installing a longer hydraulic hose between the auxiliary pump and...
- This bulletin provides guidance on a new torque procedure for securing the fuel tank to prevent tank rotation.
- This bulletin provides instruction for replacing a Micronet display with an updated Grayhill overhead...
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Questions about the 2025 Oshkosh S-Series
Is the 2025 Oshkosh S-Series reliable?
Owners have filed 0 complaints about the 2025 Oshkosh S-Series.
What is the most common problem with the 2025 Oshkosh S-Series?
There are not enough complaints to tell.
How many recalls does the 2025 Oshkosh S-Series have?
1 recall, covering power train.
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