The Recall Desk
SevereNHTSA·22V553000·Announced 2022-07-29

2023 Thomas Built School Buses Recalled for Engine Control Module Defect

Daimler Trucks North America is recalling 2023 Thomas Built Saf-T-Liner HDX and C2 school buses because the engine control module may short-circuit, causing unexpected engine shutdown.

What this means for you

Illness, injury, or structural failure has been reported. Stop using the product immediately and contact the manufacturer for a refund or repair.

Our severity reasoning: The recall involves a structural vehicle defect (engine control module short-circuit) that can lead to unexpected engine shutdown, increasing the risk of a crash and injury during evacuation, which aligns with the 'Severe' criteria for significant injury reports or structural defects.

Plain-English summary

Daimler Trucks North America, LLC (DTNA) is recalling certain 2023 Thomas Built Saf-T-Liner HDX and Saf-T-Liner C2 school buses. The recall addresses a defect in the engine control module (ECM), which may experience an internal short-circuit. This malfunction can result in an unexpected engine shut down.

An unexpected engine shut down can increase the risk of a crash. Additionally, a disabled school bus may require an evacuation procedure in an uncontrolled traffic situation, which increases the risk of injury to passengers.

Cummins will replace the ECM free of charge. Owner notification letters are expected to be mailed on September 26, 2022. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-949. 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.

The recalled product

Product
THOMAS BUILT BUSES SAF-T-LINER HDX, SAF-T-LINER C2
Brand
THOMAS BUILT BUSES
Manufacturer
Daimler Trucks North America, LLC
Category
Vehicle — School Bus
Hazard
Affected units
71

Is your product affected?

Check your packaging against the codes below. If any of them match, the product is part of this recall.

Model numbers (2)

  • SAF-T-LINER HDX
  • SAF-T-LINER C2

Distribution

Distributed nationwide across the United States.

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Same hazard · engine shutdown

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