Micro Bird recalls 2023–2026 G5 and 2024 MB II school buses over oil lines that can be damaged and leak
On buses with a second air conditioning compressor kit, the drive belt pulley may rub against and damage the oil lines, which could leak oil and raise the risk of a fire if there is an ignition source.
What to do
Dealers will secure the oil lines for free, and owner letters are expected to be mailed June 29, 2026. Owners can call Micro Bird Customer Service at 819-477-2012 and cite recall number 26-121-OUS.
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Recall details
- Product
- Micro Bird Mb Ii School Bus, G5 School Bus 2023–2026
- Company
- Corp. Micro Bird, Inc.
- Hazard
- A damaged oil like may leak, increasing the risk of a fire in the presence of an ignition source.
- Units
- 902 vehicles
- Owner notification
- June 30, 2026
- Reported to NHTSA
- May 6, 2026
- Identifiers
- NHTSA campaign number: 26V287000
- Manufacturer campaign number: 26-121-OUS
- Model years: 2023–2026
The headline, summary and steps above are written in plain English from the official notice below. Identifiers are copied exactly as the agency published them. Always check the official notice before you act.
Official notice
The notice's own wording from NHTSA.
- Component
- ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:PIPES, HOSES, AND FITTINGS
- Defect
- Corp. Micro Bird, Inc. (Micro Bird) is recalling certain 2023-2026 G5 and 2024 MB II school buses built on a GM chassis and equipped with a second air conditioning compressor kit. The drive belt pulley may contact and damage the the oil lines.
- Consequence
- A damaged oil like may leak, increasing the risk of a fire in the presence of an ignition source.
- Corrective action
- Dealers will secure the oil lines, free of charge. Owner notification letters are expected to be mailed June 29, 2026. Owners can contact Micro Bird Customer Service at 819-477-2012. Micro Bird's number for this recall is 26-121-OUS.
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