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💥 Crash riskNHTSA 21V120📅 Feb 26, 2021

2019–2021 Thomas Built Buses Saf-T-Liner C2 recall: engine

⚠️ What's wrong

Daimler Trucks North America, LLC (DTNA) is recalling certain 2019-2021 Thomas Built Buses Saf-T-Liner C2 school buses equipped with Cummins B6.7N engines. The engine control module software may be calibrated incorrectly, causing the engine to not limit engine speed or torque as intended for certain safety-related functions such as vehicle braking, traction and stability control, speed control, or collision avoidance.

💥 The risk

If safety-related functions such as vehicle braking, stability, speed, and collision avoidance do not function properly, it can increase the risk of a crash.

🔧 The fix

DTNA will work with the engine manufacturer Cummins Inc. to notify owners, and Cummins dealers will recalibrate the engine control module, free of charge. Owner notifications were mailed on March 29, 2021. Owners may contact DTNA customer service at 1-800-547-0712. DTNA number for this recall is FL-879.

Is the fix free? Yes. Safety recall repairs are free at any authorized dealer under federal law, including parts and labor. (Vehicles more than 15 years old when the recall was announced can be excluded, but most manufacturers still fix them.)
NHTSA campaign
21V120000
Manufacturer recall #
FL-879
Manufacturer
Daimler Trucks North America, LLC
Vehicles affected
159
Component
ENGINE; ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE
Owner phone
1-800-547-0712
NHTSA hotline
1-888-327-4236
Owner letters mailed
Mar 29, 2021
Recall started by
MFR
Notes
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.safercar.gov.

Vehicles in this recall

Is your car affected? Recalls apply to specific VINs. Check my VIN

FAQ

Is the 21V120 recall repair free?

Yes. Safety recall repairs are free at any authorized dealer under federal law, including parts and labor. (Vehicles more than 15 years old when the recall was announced can be excluded, but most manufacturers still fix them.)

Which vehicles are included in recall 21V120?

2019–2021 Thomas Built Buses Saf-T-Liner C2. 159 vehicles may be affected. Check your exact car with its 17-character VIN.

What should I do?

Check your VIN, then call any authorized Thomas Built Buses dealer to book the free repair or call the manufacturer at 1-800-547-0712.