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Oshkosh - High voltage battery contactor failure may cause loss of drive power

Official notice

18 May 2026

Last checked

14 Oct 2026

HighNHTSA

An official NHTSA notice concerns Oshkosh - High voltage battery contactor failure may cause loss of drive power. The official notice reports a defect involving the high-voltage battery. This could increase the risk of a sudden loss of drive power or a crash. Published 2026-05-20.

What to do now

Arrange a free repair and replacement as directed in the official notice. Read the official NHTSA notice for the full instructions.

Units affected

76

Recall number

NGDV_TSB_066

Official notice

2026-05-20

The hazard

The official notice reports a defect involving the high-voltage battery. This could increase the risk of a sudden loss of drive power or a crash.

How to check if you're affected

Compare the VIN on your vehicle against the official list. If your VIN is listed, follow the official notice.

Years

2025

Models

NGDV BATTERY ELECTRIC

Recall Numbers

NGDV_TSB_066

Campaign Numbers

26V311

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Affected products

Product 1

Oshkosh Corporation — High Voltage Battery Contactor Failure May Cause Loss of Drive Power

Units affected

76

Risk / hazard

The official notice reports a defect involving the high-voltage battery. This could increase the risk of a sudden loss of drive power or a crash.

Where it was sold

The source does not list specific retailers. See the official notice for where affected products were sold.

Location 1

US · United States

Affected area 1

US · United States

Company & contacts

Brand

Manufacturer

Not provided

Phone

Not provided

Brand: Oshkosh. Contact: Oshkosh corporation.

Source & status

Source

Tier

official

Category

VEHICLES

Classification

Type D

App estimate

high

Recall details

Recall number

NGDV_TSB_066

Campaign number

26V311

Units affected

76

Classification

Type D

Source tier

official

Documents, notices & source

See the official notice and source documents for full details.

View full official notice
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