AutoStatsIQ
Data through Oct 2026
Model year

2018 Oshkosh S-Series

Body and fuel not decoded. Owner complaints on file from no date to no date.

Recalls (3)Complaints (0)Investigations (0)Bulletins (11)
Recall campaigns covering this model year3512 vehicles or units across those campaigns
Owner complaints0Not enough peers on file
Severity indexNoneCrash, fire, injury or death per 100
First 24 months0Complaints in its first two years
Complaints over time

Complaints about the 2018 Oshkosh S-Series by year filed

Owner complaints about this model year, by the year they were filed with NHTSA.

No campaigns match these filters.Reset filters
Source: NHTSA ODI complaints file. The lighter column runs through October.
Components

Complaints by component

Owner complaints by component. Hover or focus a bar for the crash, fire, injury or death count.

No campaigns match these filters.Reset filters
Source: NHTSA ODI complaints file. A complaint can name more than one component; it is counted under the first.
Recalls

3 recall campaigns cover the 2018 Oshkosh S-Series

Check a specific vehicle by VIN on NHTSA's site: a campaign may cover only part of a model year's production.

Recall campaigns for the 2018 Oshkosh S-Series
CampaignFiledSubjectComponentVehiclesRemedy
19V-486Jun 21, 2019Hydraulic hoses may have been unintentionally switched and installed to the wrong location, which can cause a loss of hydraulic assist steeringSteering72Repair or modification
19V-092Feb 15, 2019Strobe lights may have been incorrectly located in the rear fender marker light position, potentially causing confusion for other driversLighting241Part replacement
18V-858Dec 3, 2018If the valve knob is turned more than one turn, the valve's snap ring may fail and the valve stem may forcibly eject from the valve bodyFuel system199Part replacement
Source: NHTSA ODI recalls file.
Look up a VIN at NHTSA
Owner complaints

What owners reported about the 2018 Oshkosh S-Series

The full text of every complaint filed with NHTSA about this model year, newest first. Complaints are filed by owners and are not verified by NHTSA; NHTSA removes personal details before publishing.

0 complaints on file.

    Source: NHTSA ODI complaints file.
    Investigations

    NHTSA has not opened an investigation on this model year

    Source: NHTSA ODI investigations file.
    All investigations
    Service bulletins

    11 manufacturer communications cover this model year

    Technical service bulletins and other notices the manufacturer sent to dealers. A bulletin is not a recall.

    • FDM_TSIB-047 Nov 7, 2023 · Service Bulletin/Repair Instructions
      This bulletin provides instructions for installing rubber hose STAUFF clamps in areas of the vehicle that have hard line STAUFF clamps installed on rubber hoses. Rubber hose STAUFF clamps have a smooth inner contact surface and filleted edges. Installin…
    • FDM-TSIB-046 Nov 7, 2023 · Service Bulletin/Repair Instructions
      This bulletin provides instructions for installing new updated front shock absorbers and upper mounting brackets. The updated shock absorber and mounting bracket lowers the top of the shock absorber improving the allowable maximum travel of the front le…
    • FDM-SVC-030 Oct 3, 2023 · Service Bulletin/Repair Instructions
      This bulletin provides instruction for installing a hydraulic system charge pump filter.
    • FDM-TSIB-043 Jul 24, 2023 · Service Bulletin/Repair Instructions
      This bulletin provides information on updating hydraulic hose clamping below the cab to match current production. Engineering recommends changing out the front STAUFF clamp using the following procedure. The second STAUFF clamp can be changed out using th…
    • FDM-TSIB-041 Apr 5, 2023 · Service Bulletin/Repair Instructions
      This bulletin provides information on topics specific to transmission high temperature warnings reported in the field. The topics listed were helpful in preventing transmission high temperature warning conditions.
    • FDM-TSIB-027 Jun 23, 2021 · Service Bulletin/Repair Instructions
      This bulletin provides information for vehicle owners that have a Dana series 172 or 175 rear axle without a lubricant drain plug in the bottom of the axle housing.
    • FDM-TSIB-026 Jun 16, 2021 · Service Bulletin/Repair Instructions
      This bulletin provides instruction for replacing the mixer pump PTO shaft, mixer pump input yoke, and mixer pump input yoke bearing U-bolts to the current production configuration. The new PTO shaft is larger with greaseable crosses and requires a new mix…
    • FDM-TSIB-025 Jun 14, 2021 · Service Bulletin/Repair Instructions
      This bulletin provides instructions for bolting the water tank mounting feet to the water tank if the bonded feet become loose.
    • FDM-SVC-002 Jun 28, 2021 · Service Bulletin/Repair Instructions
      This bulletin provides instruction for replacing the water pump impeller due to corrosion. Oshkosh has received reports of non-working water pumps due to the pump impeller becoming corroded and seized, causing the pump not to spin. A new impeller made of …
    • FDM-TSIB-024 May 12, 2021 · Service Bulletin/Repair Instructions
      This bulletin provides instruction for checking electrical connections at various critical locations. Loose electrical connections can cause false readings and lead to electrical system errors.
    • FDM-TSIB-023 May 4, 2021 · Service Bulletin/Repair Instructions
      This bulletin provides instruction on replacing the frame ground stud nut located at the rear of the vehicle on the inside right-hand frame rail. Engineering has changed the nut from a jam nut to a lock nut after receiving reports of the jam nut being loo…
    Source: NHTSA manufacturer communications files.
    About service bulletins