2018–2021 Trans Tech CST, 2018–2021 Trans Tech Cstflr, 2018–2021 Trans Tech SST and 1 other model Recall: In the event of a rollover, the emergency exit windows may not open
NHTSA campaign 24V696000 · Structure · filed Sep 18, 2024 · verified Jul 30, 2026
The defect
Trans Tech Bus (Trans Tech) is recalling certain 2018-2021 SST, CST, SSTFLR and CSTFLR school buses. In the event of a rollover, the emergency exit windows may not open. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 220, "School Bus Rollover Protection."
The risk
An emergency exit window that does not open can increase the risk of injury.
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 inspect and repair the emergency exit windows as necessary, free of charge. Owner notification letters were mailed September 25, 2024. Owners may contact Trans Tech customer service at 1-845-988-2333.
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
Related recalls
More Trans Tech CST recalls
Other campaigns involving Trans Tech vehicles
- 2020 Trans Tech Roadstar and 2 other models — Specific models are AC139SSSA409,AC139SSSP500…
- 2011–2018 Trans Tech SST and 1 other model — Foam in the knee impact area of the lower seat back may not…
- 2015 Trans Tech Bus ST Aero and 2 other models — Affected stop arms have a reflective decal that may peel…
Source: NHTSA recall database, campaign 24V696000. Data last verified Jul 30, 2026.