23E079 – Transmission May Separate from Driveshaft – Allison Transmission B3400 xFE & B400R

Allison Transmission

October 11, 2023 NHTSA CAMPAIGN NUMBER: 23E079000 Transmission May Separate from Driveshaft A sudden loss of drive power can increase the risk of a crash. Additionally, a disabled bus may require an evacuation procedure in an uncontrolled traffic situation, increasing the risk of injury to passengers.   NHTSA Campaign Number: 23E079 Manufacturer Allison Transmission, Inc. Components POWER TRAIN Potential …

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23E056 – Fire Truck Water Pump May Fail – Allison – Emergency Vehicle Series 6th Generation Transmission Control Modules

Allison Transmission

July 24, 2023 NHTSA CAMPAIGN NUMBER: 23E056000 Fire Truck Water Pump May Fail Failure to achieve 4th gear lock up may prevent the vehicle from achieving the full sequence needed to pump water, which can increase the risk of injury in an emergency.   NHTSA Campaign Number: 23E056 Manufacturer Allison Transmission, Inc. Components POWER TRAIN Potential Number of Units …

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CR4943 – Loss of Drive from Fractured Pressure Switch – 2016 Nova LFS & LFS Artic Buses

Nova LFS

August 5, 2020 NHTSA CAMPAIGN NUMBER: 20V457000 Loss of Drive from Fractured Pressure Switch A loss of drive can disable the vehicle unexpectedly, increasing the risk of a crash. Additionally, offloading passengers to transfer them to another bus can increase the risk of injury.   NHTSA Campaign Number: 20V457 Manufacturer Nova Bus Components POWER TRAIN Potential Number of Units …

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R20-007 – Loss of Drive from Fractured Pressure Switch – 2015-2016 New Flyer XDE60, XDE40 & 2016 XDE35 Transit Buses

New Flyer

August 6, 2020 NHTSA CAMPAIGN NUMBER: 20V462000 Loss of Drive from Fractured Pressure Switch A loss of drive can disable the vehicle unexpectedly, increasing the risk of a crash. Additionally, offloading passengers to transfer them to another bus can increase the risk of injury.   NHTSA Campaign Number: 20V462 Manufacturer New Flyer of America Inc. Components POWER TRAIN Potential …

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Loss of Drive from Fractured Pressure Switch – Allison Transmission H 40 EP & H 50 EP

Allison Transmission

July 17, 2020 NHTSA CAMPAIGN NUMBER: 20E049000 Loss of Drive from Fractured Pressure Switch A loss of drive can disable the vehicle unexpectedly, increasing the risk of a crash.   NHTSA Campaign Number: 20E049 Manufacturer Allison Transmission, Inc. Components POWER TRAIN Potential Number of Units Affected 262   Summary Allison Transmission, Inc. (ATI) is recalling certain Drive Units: H 50 …

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