Blue Bird Body Company is recalling certain 2020-2022 Vision and All American school buses

— Recall Campaign #21V284000

Blue Bird Body Company (Blue Bird) is recalling certain 2020-2022 Vision and All American school buses. A retainer was not properly seated in the SC-3 single check valve and may not provide source air isolation when pressure is applied. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 121, "Air Brake System."

The recall was influenced by the manufacturer with about 1,634 units affected.


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NHTSA Safety Recall Notice

21V284000
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Manufacturer: Blue Bird Body Company
Recall date: April 22, 2021
NHTSA Campaign #: 21V284000
Units affected: 1,634

Description:
Blue Bird Body Company (Blue Bird) is recalling certain 2020-2022 Vision and All American school buses. A retainer was not properly seated in the SC-3 single check valve and may not provide source air isolation when pressure is applied. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 121, "Air Brake System."
Consequeces:
Unintended spring brake application may occur, increasing the risk of a crash.
Corrective action:
Dealers will replace the SC-3 check valves, free of charge. Owner notification letters were mailed on November 18, 2021. Owners may contact Blue Bird customer service at 1-478-822-2242. Blue Bird's number for this recall is R21BE-SB.
Notes:
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.

Affects the following: