2023 Thomas Built Buses SAF-T-Liner C2: recalls and complaints

NHTSA lists 12 recall campaigns for the 2023 Thomas Built Buses SAF-T-Liner C2. The newest campaign is 24V478000. NHTSA received the report on 26 Jun 2024. The NHTSA record gives the component Structure / Emergency / Escape/Egress/Exit. NHTSA has no complaint on file for this model year.

The NHTSA recall file shows no do-not-drive advisory and no park-outside advisory on these campaigns.

This page cannot show if a recall applies to one vehicle. The NHTSA VIN lookup shows the unrepaired recalls of one vehicle.

Remedy of the newest campaign, 24V478000, in the NHTSA record

Dealers will update the emergency sound software, free of charge. Owner notification letters were mailed August 22, 2024. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is F1004.

NHTSA VIN lookup

Complaint information entered into NHTSA’s Office of Defects Investigation vehicle owner's complaint database is used with other data sources to identify safety issues that warrant investigation and to determine if a safety-related defect trend exists.
NHTSA publishes these words. Source: NHTSA Datasets and APIs, section Complaints, read on 1 Oct 2026. Complaint file through 30 Sep 2026. Recall file through 30 Sep 2026.

Since the last update

No tracked figure of this page changed in a data update. What the log tracks

All updates to the register

Recall campaigns

12 campaigns, newest first. 46,271 units in total.

24V47800026 Jun 2024Structure / Emergency / Escape/Egress/Exit
23V6700003 Oct 2023Structure / Emergency / Escape/Egress/Exit / Latching/Release System
23V6690003 Oct 2023Structure / Emergency / Escape/Egress/Exit / Latching/Release System
23V20900013 Sep 2023Electrical System
23V3330009 May 2023Structure / Body
23V2590007 Apr 2023Steering / Linkages / Tie Rod Assembly
23V2380004 Apr 2023Steering / Linkages / Tie Rod Assembly
22V87600023 Nov 2022Electrical System / Propulsion System / Traction Battery
22V55300029 Jul 2022Engine and Engine Cooling / Engine / Engine Control Module (Ecu/Ecm)
22V44100022 Jun 2022Structure / Emergency / Escape/Egress/Exit
22V43900020 Jun 2022Engine and Engine Cooling / Engine / Engine Control Module (Ecu/Ecm)
22V43800020 Jun 2022Engine and Engine Cooling / Engine / Engine Control Module (Ecu/Ecm)

24V478000Received 26 Jun 2024. 162 units.
Structure / Emergency / Escape/Egress/Exit
Defect, in the NHTSA record
Daimler Trucks North America, LLC (DTNA) is recalling certain 2023-2025 Thomas Built Buses Saf-T-Liner C2 and 2024-2025 Thomas Built Buses Saf-T-Liner C2 Jouley school buses. The audible emergency warning alarm sounds may not activate when the emergency hatch or window is open. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 217, "Bus Emergency Exits and Window Retention and Release."
Consequence, in the NHTSA record
An inaudible alarm that fails to warn the driver of an open emergency exit can increase the risk of injury in a crash.
Remedy, in the NHTSA record
Dealers will update the emergency sound software, free of charge. Owner notification letters were mailed August 22, 2024. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is F1004.
Report filed by Daimler Trucks North America, LLC. Manufacturer campaign number F1004. Owner notification date in the NHTSA record: 22 Aug 2024.
23V670000Received 3 Oct 2023. 173 units.
Structure / Emergency / Escape/Egress/Exit / Latching/Release System
Defect, in the NHTSA record
Daimler Trucks North America, LLC. (DTNA) is recalling certain 2019-2024 Thomas Built SAF-T-LINER C2 transit buses. The fasteners for the emergency exit door may loosen and detach, which can allow the emergency exit door to open unexpectedly.
Consequence, in the NHTSA record
An emergency exit door opening unexpectedly can increase the risk of an injury.
Remedy, in the NHTSA record
Dealers will inspect and tighten the fasteners for the emergency exit door, as necessary, free of charge. Owner notification letters were mailed December 1, 2023. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL982.
Report filed by Daimler Trucks North America, LLC. Manufacturer campaign number FL982. Owner notification date in the NHTSA record: 1 Dec 2023.
23V669000Received 3 Oct 2023. 20,668 units.
Structure / Emergency / Escape/Egress/Exit / Latching/Release System
Defect, in the NHTSA record
Daimler Trucks North America, LLC. (DTNA) is recalling certain 2019-2024 Thomas Built SAF-T-LINER C2 and 2020-2024 Thomas Built SAF-T-Liner Jouley school buses. The fasteners for the emergency exit door may loosen and detach, which can allow the emergency exit door to open unexpectedly.
Consequence, in the NHTSA record
An emergency exit door opening unexpectedly can increase the risk of an injury.
Remedy, in the NHTSA record
Dealers will inspect and tighten the fasteners for the emergency exit door, as necessary, free of charge. Owner notification letters were mailed December 1, 2023. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL982.
Report filed by Daimler Trucks North America, LLC. Manufacturer campaign number FL982. Owner notification date in the NHTSA record: 1 Dec 2023.
23V209000Received 13 Sep 2023. 380 units.
Electrical System
Defect, in the NHTSA record
Daimler Trucks North America, LLC (DTNA) is recalling certain 2021-2023 Thomas Built Bus SAF-TLINER C2 JOULEY school buses equipped with an automatic low voltage disconnect switch. The automatic low voltage disconnect switch may fail, resulting in a loss of drive power, power steering, or vehicle lighting.
Consequence, in the NHTSA record
A loss of drive power, power steering, or vehicle lighting can increase the risk of a crash.
Remedy, in the NHTSA record
Dealers will remove the automatic low voltage disconnect switch, free of charge. Owner notification letters were mailed October 18, 2023. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL968.
Report filed by Daimler Trucks North America, LLC. Manufacturer campaign number FL968. Owner notification date in the NHTSA record: 18 Oct 2023.
23V333000Received 9 May 2023. 23,590 units.
Structure / Body
Defect, in the NHTSA record
Daimler Trucks North America, LLC (DTNA) is recalling certain 2021-2024 Thomas Built SAF-T-LINER C2 and 2021-2023 Thomas Built SAF-T-LINER C2 Jouley school buses. A rear interior joint may have been manufactured incorrectly, resulting in insufficient joint strength. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 221, "School Bus Body Joint Strength."
Consequence, in the NHTSA record
A school bus with insufficient joint strength may not adequately protect passengers in the event of a crash, increasing the risk of injury.
Remedy, in the NHTSA record
Dealers will add additional fasteners to secure the joints, free of charge. Owner notification letters were mailed December 19, 2023. Owners may contact DTNA customer service at 1-800-574-0712. DTNA's number for this recall is FL973.
Report filed by Daimler Trucks North America, LLC. Manufacturer campaign number FL973. Owner notification date in the NHTSA record: 19 Dec 2023.
23V259000Received 7 Apr 2023. 48 units.
Steering / Linkages / Tie Rod Assembly
Defect, in the NHTSA record
Daimler Trucks North America, LLC (DTNA) is recalling certain 2023 Thomas Built Buses SAF-T-LINER SAF-T-LINER C2 Jouley, Thomas Built Buses SAF-T-LINER EFX, Thomas Built Buses SAF-T-Liner HDX, Thomas Built Buses Chassis and 2023-2024 School Bus Chassis school buses. The tie rod may be missing a fastener, allowing the steer arm to detach.
Consequence, in the NHTSA record
A detached steering arm can result in a sudden loss of steering control, increasing the risk of a crash.
Remedy, in the NHTSA record
DTNA will inspect and repair or replace the tie rod assembly as necessary, free of charge. Owner notification letters were mailed August 11, 2023. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL970.
Report filed by Daimler Trucks North America, LLC. Manufacturer campaign number FL970. Owner notification date in the NHTSA record: 11 Aug 2023.
23V238000Received 4 Apr 2023. 306 units.
Steering / Linkages / Tie Rod Assembly
Defect, in the NHTSA record
Daimler Trucks North America, LLC (DTNA) is recalling certain 2022 FCCC Shuttle Chassis, 2022-2023 FCCC RV Chassis, FCCC Van Chassis, Van Chassis Gas, 2023 Freightliner Cascadia, Freightliner Business Class M2, Thomas Built Bus School Bus Chassis, Western Star 4700, Western Star 47X, Western Star 4900, and Western Star 49X commercial buses. The tie rod may be missing a fastener, allowing the steer arm to detach.
Consequence, in the NHTSA record
A detached steering arm can result in a sudden loss of steering control, increasing the risk of a crash.
Remedy, in the NHTSA record
DTNA will inspect and repair or replace the tie rod assembly as necessary, free of charge. Owner notification letters were mailed August 11, 2023. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL970.
Report filed by Daimler Trucks North America, LLC. Manufacturer campaign number FL970. Owner notification date in the NHTSA record: 11 Aug 2023.
22V876000Received 23 Nov 2022. 151 units.
Electrical System / Propulsion System / Traction Battery
Defect, in the NHTSA record
Daimler Trucks North America, LLC (DTNA) is recalling certain 2023 Thomas Built Buses SAF-T-LINER C2 JOULEY school buses. An insufficient connection in the battery pack may cause the battery management system to shut down unexpectedly.
Consequence, in the NHTSA record
An unexpected shut down can result in a sudden loss of drive power, increasing the risk of a crash.
Remedy, in the NHTSA record
Dealers will inspect and replace the battery pack, as necessary, free of charge. Owner notification letters were mailed July 14, 2023. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-960.
Report filed by Daimler Trucks North America, LLC. Manufacturer campaign number FL-960. Owner notification date in the NHTSA record: 14 Jul 2023.
22V553000Received 29 Jul 2022. 71 units.
Engine and Engine Cooling / Engine / Engine Control Module (Ecu/Ecm)
Defect, in the NHTSA record
Daimler Trucks North America, LLC (DTNA) is recalling certain 2023 Thomas Built Saf-T-Liner HDX and Saf-T-Liner C2 school buses. The engine control module (ECM) may experience an internal short-circuit, which can result in an unexpected engine shut down.
Consequence, in the NHTSA record
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, increasing the risk of injury to passengers.
Remedy, in the NHTSA record
Cummins will replace the ECM, free of charge. Owner notification letters are expected to be mailed September 26, 2022. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-949.
Report filed by Daimler Trucks North America, LLC. Manufacturer campaign number FL-949. Owner notification date in the NHTSA record: 27 Sep 2022.
22V441000Received 22 Jun 2022. 3 units.
Structure / Emergency / Escape/Egress/Exit
Defect, in the NHTSA record
Daimler Trucks North America, LLC (DTNA) is recalling certain 2023 Thomas Built Saf-T-Liner C2 School Buses. The buses may not have a sufficient number of emergency exits. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 217, "Bus Emergency Exits and Window Retention and Release."
Consequence, in the NHTSA record
An insufficient number of emergency exits can delay passengers from exiting the vehicle during an emergency, increasing their risk of injury.
Remedy, in the NHTSA record
Dealers will add the emergency exit windows, as necessary, free of charge. All vehicles have been remedied. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL940.
Report filed by Daimler Trucks North America, LLC. Manufacturer campaign number FL940. Owner notification date in the NHTSA record: 22 Jun 2022.
22V439000Received 20 Jun 2022. 258 units.
Engine and Engine Cooling / Engine / Engine Control Module (Ecu/Ecm)
Defect, in the NHTSA record
Daimler Trucks North America, LLC (DTNA) is recalling certain 2019-2022 FCCC S2G and 2023 Thomas Built Buses Saf-T-Liner C2 vehicles equipped with 8.8L LPG engines. The engine control module (ECM) may set a fault code that results in an unexpected engine shut down.
Consequence, in the NHTSA record
Unexpected engine shut down can increase the risk of a crash.
Remedy, in the NHTSA record
Dealers will update the ECM software, free of charge. Owner notification letters were mailed October 28, 2022. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL942.
Report filed by Daimler Trucks North America, LLC. Manufacturer campaign number FL942. Owner notification date in the NHTSA record: 28 Oct 2022.
22V438000Received 20 Jun 2022. 461 units.
Engine and Engine Cooling / Engine / Engine Control Module (Ecu/Ecm)
Defect, in the NHTSA record
Daimler Trucks North America, LLC (DTNA) is recalling certain 2020-2023 Thomas Built C2 Saf-T-Liner school buses equipped with 8.8L LPG engines. The engine control module (ECM) may set a fault code that results in an unexpected engine shut down.
Consequence, in the NHTSA record
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, increasing the risk of injury to passengers.
Remedy, in the NHTSA record
Dealers will update the ECM software, free of charge. Owner notification letters were mailed October 28, 2022. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL942.
Report filed by Daimler Trucks North America, LLC. Manufacturer campaign number FL942. Owner notification date in the NHTSA record: 28 Oct 2022.

The campaign number opens the NHTSA record. Each quotation is the text of the NHTSA recall file.

Recall campaign: One recall in the NHTSA recall file, with one campaign number. A campaign can name many makes, models and model years.

Units: The number of vehicles or products that a recall can include. The manufacturer or the firm reports the number to the agency.

Complaints by component

The NHTSA complaint file has no complaint for this model year.

Investigations

The NHTSA investigation file has no investigation that names this model year.

Investigation: A study of a possible safety defect by the NHTSA Office of Defects Investigation. An investigation with no closing date in the NHTSA file is open.

Other model years

The number under each year is the number of recall campaigns.

A year without a link has fewer than 2 campaigns and fewer than 25 complaints. It has no page.

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Official channels

NHTSA VIN lookupNHTSA shows the unrepaired recalls of one vehicle from its VIN or its license plate.
NHTSA: report a safety problemThe NHTSA form for a complaint about a vehicle, a tire, a child seat or equipment.
NHTSA page of the 2023 Thomas Built Buses SAF-T-Liner C2The recalls, the complaints and the investigations that NHTSA shows for this model year.

Cite this page

Recall Register. 2023 Thomas Built Buses SAF-T-Liner C2: recalls and complaints. https://recallregister.com/vehicle/thomas-built-buses/saf-t-liner-c2/2023/. Source: NHTSA Office of Defects Investigation, recall, complaint and investigation files. Data through 30 Sep 2026.

Sources

Source: NHTSA Office of Defects Investigation
Licence: US government work, public domain
Recall file through: 30 Sep 2026
Complaint file through: 30 Sep 2026
First complaint in the file: 1 Jan 1995
Manufacturer in the recall file: Daimler Trucks North America, LLC

The NHTSA record is the authority. A complaint count is the number of different complaint numbers for the make, the model and the model year. How the register is made. Report an error.

Questions

How many units are in the recall campaigns for the 2023 Thomas Built Buses SAF-T-Liner C2?: 46,271 units in 12 campaigns. A campaign can name other models and model years, and its units include them.
How many recall campaigns does the Thomas Built Buses SAF-T-Liner C2 have for all model years?: NHTSA lists 134 recall campaigns for the Thomas Built Buses SAF-T-Liner C2, model years 1995 to 2027. 12 of them name the 2023 model year.
Is an NHTSA investigation of the 2023 Thomas Built Buses SAF-T-Liner C2 open?: The NHTSA investigation file has no investigation that names this model year.