2021 Transtech Cst problems

Verdict · NHTSA data

Limited data — recalls on file

NHTSA has just 0 complaints on file for the 2021 Transtech Cst — too few to judge reliability from owner reports alone — but one recall campaign applies to this year, so any used example should have its VIN checked for completed recall work.

NHTSA complaints

Recalls

Investigations

Crash-involved

Fires reported

Injuries

Deaths

—

NCAP overall

How does 2021 compare to other Cst years?

Cst NHTSA complaints by model year, 2021 highlighted. Red bars are years to avoid.

See all Cst years to avoid →

Does the 2021 Transtech Cst have recalls?

1 NHTSA recall campaign on file. Recall repairs are free at franchised dealers.

24V696000Body & StructureSeptember 18, 2024 · 544 units

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."

Consequence

An emergency exit window that does not open can increase the risk of injury.

Remedy

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.

2021 Transtech Cst — common questions

Is the 2021 Transtech Cst reliable?

The record is thin — 0 NHTSA complaints — so owner-report data can't strongly confirm reliability either way, though 1 recall should be verified as completed.

Does the 2021 Transtech Cst have recalls?

Yes — NHTSA lists 1 recall campaign affecting the 2021 Transtech Cst. Recall repairs are free at franchised dealers; check the VIN at nhtsa.gov/recalls to confirm the work was done.

Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.

Compiled by Sharon Ben-Moshe, Founder.

How does 2021 compare to other Cst years?

Does the 2021 Transtech Cst have recalls?

2021 Transtech Cst — common questions

Is the 2021 Transtech Cst reliable?

Does the 2021 Transtech Cst have recalls?

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