2022 Micro Bird G5 School Bus Recall: During wheel alignment, the alignment ring was installed at an incorrect…
NHTSA campaign 21V773000 · Wheels · filed Oct 1, 2021 · verified Jul 30, 2026
The defect
Corp. Micro Bird, Inc. (Micro Bird) is recalling certain 2022 G5 school buses. During wheel alignment, the alignment ring was installed at an incorrect angle, which can cause the wheels to become misaligned.
The risk
Misaligned wheels may result in uneven tire wear and stress on the suspension, increasing the risk of a crash.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
Dealers will re-align the wheels, free of charge. Owner notification letters were mailed in November 03, 2021. Owners may contact Micro Bird's customer service at 1-819-477-2012. Micro Bird's number for this recall is 21-088-AUS.
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.nhtsa.gov.
Affected vehicles
| Make | Model | Model years |
|---|---|---|
| Micro Bird | G5 School Bus | 2022 |
Related recalls
More Micro Bird G5 School Bus recalls
- 2023–2026 Micro Bird G5 School Bus and 1 other model — Drive belt pulley may contact and damage the the oil lines
- 2006–2026 Micro Bird G5 School Bus and 2 other models — An installation error may prevent the wheelchair tie-downs…
- 2021–2026 Micro Bird G5 School Bus and 2 other models — Power cable providing electricity to the air conditioning…
- 2026 Micro Bird G5 School Bus — Retractors may not lock, preventing the wheelchair from…
- 2023–2026 Micro Bird G5 School Bus and 1 other model — Retractors may not lock, preventing the wheelchair from…
Other campaigns involving Micro Bird vehicles
- 2023–2025 Micro Bird G5 Transit Bus — Drive belt pulley may contact and damage the the oil lines
- 2026 Micro Bird G5 Transit Bus — An installation error may prevent the wheelchair tie-downs…
- 2008–2026 Micro Bird G5 Transit Bus and 2 other models — An installation error may prevent the wheelchair tie-downs…
All Micro Bird G5 School Bus recalls → · All Micro Bird recalls →
Source: NHTSA recall database, campaign 21V773000 (manufacturer number 21-088-AUS). Data last verified Jul 30, 2026.