AutoDefect IQ

2025 Thomas Built Buses Saf-T-Liner C2 problems, complaints & recalls

0
Complaints
14
Recalls
35
Service bulletins
0
Crashes reported
0
Fires reported
0
Deaths

Safety recalls (14)

Structure:body 2026-10-22 · campaign 26V702000 · 13,593 vehicles

Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2023-2027 Thomas Built SAF-T-LINER C2 Jouley, 2025-2027 Thomas Built SAF-T-LINER C2, 2026-2027 Thomas Built SAF-T-LINER HDX2, and Thomas Built SAF-T-LINER EFX2 school buses. The wheelhouse body interior joints 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.

Risk: A school bus with insufficient joint strength may not adequately protect passengers in a crash, increasing the risk of injury.

Fix: Dealers will add fasteners to secure the joints, free of charge. Owner notification letters are expected to be mailed December 21, 2026. Owners may contact DTNA customer service at 1-800-574-0712. DTNA's number for this recall is F1044.

Fuel System, Diesel:storage:tank Assembly 2026-08-10 · campaign 26V522000 · 22,778 vehicles

Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2024-2027 Thomas Built Buses Saf-T-Liner C2 school buses. The fuel tank cage material and fuel system mounting may be incompatible. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 301, "Fuel System Integrity."

Risk: During a crash, an incompatible fuel tank cage and fuel system may result in a fuel leak, increasing the risk of a fire.

Fix: Dealers will reconfigure components to accommodate the existing fuel tank cage, free of charge. Owner notification letters were mailed September 22, 2026. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is F1037.

Fuel System, Diesel:storage:tank Assembly 2026-08-10 · campaign 26V523000 · 160 vehicles

Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2024-2027 Thomas Built Buses Saf-T-Liner C2 transit buses. The fuel tank cage material and fuel system mounting may be incompatible. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 301, "Fuel System Integrity."

Risk: During a crash, an incompatible fuel tank cage and fuel system may result in a fuel leak, increasing the risk of a fire.

Fix: Dealers will reconfigure components to accommodate the existing fuel tank cage, free of charge. Owner notification letters were mailed September 22, 2026. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is F1037.

Exterior Lighting:hazard Flashing Warning Lights 2026-04-09 · campaign 26V228000 · 3,285 vehicles

Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain Thomas Built Buses 2024-2027 Saf-T-Liner C2 school buses. The vehicle's software may misinterpret contact if the door switch is bumped, deactivating the amber and red warning lights and the stop sign arm.

Risk: Warning lights and a stop sign arm that fail to activate will not warn other drivers the school bus is slowing down, increasing the risk of a crash or injury.

Fix: Dealers will update the amber and red warning light software, free of charge. Owner notification letters were mailed June 2, 2026. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is F1032.

Service Brakes, Air:critical Fasteners 2025-09-11 · campaign 25V602000 · 36 vehicles

Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain Thomas Built Buses 2025-2026 Saf-T-Liner C2 and Saf-T-Liner C2 Jouley school buses. The brake caliper mounting bolts may loosen and detach, which can cause a loss of brake function and damage the tire and/or wheel.

Risk: A loss of brake function can increase the risk of a crash. In addition, a damaged wheel or tire can lead to a loss of vehicle control, increasing the risk of a crash.

Fix: Dealers will inspect and replace or tighten the brake caliper mounting bolts, as necessary, free of charge. Owner notification letters were mailed November 10, 2025. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is F1023.

Steering:critical Fasteners 2025-09-11 · campaign 25V604000 · 99 vehicles

Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain Thomas Built Buses 2025-2026 Saf-T-Liner HDX, Saf-T-Liner C2, 2026 Saf-T-Liner EFX, and Saf-T-Liner C2 Jouley school buses. The tie rod castle nut and cotter pin may not be installed properly, which can result in a loss of vehicle steering control.

Risk: A loss of vehicle steering control increases the risk of a crash.

Fix: Dealers will inspect and replace the tie rod assembly, as necessary, free of charge. Owner notification letters were mailed November 10, 2025. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is D25R2.

Electrical System:wiring 2024-08-01 · campaign 24V569000 · 629 vehicles

Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain Thomas Built Buses 2024-2025 Saf-T-Liner C2 and Saf-T-Liner C2 Jouley school buses. The ground cable for the air conditioning system may have been improperly installed and overheat.

Risk: An overheated ground cable can increase the risk of a fire.

Fix: Dealers will inspect and repair the ground cable connection, free of charge. Owner notification letters were mailed September 11, 2024. Owners may contact DTNA customer service at 800-745-8000. DTNA's number for this recall is F1008.

Electrical System:wiring 2024-08-01 · campaign 24V570000 · 13 vehicles

Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain Thomas Built Buses 2025 Saf-T-Liner C2 transit buses. The ground cable for the air conditioning system may have been improperly installed and overheat.

Risk: An overheated ground cable can increase the risk of a fire.

Fix: Dealers will inspect and repair the ground cable connection, free of charge. Owner notification letters were mailed September 11, 2024. Owners may contact DTNA customer service at 800-745-8000. DTNA's number for this recall is F1008.

Structure:emergency:escape/Egress/Exit 2024-06-26 · campaign 24V478000 · 162 vehicles

Defect: 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."

Risk: An inaudible alarm that fails to warn the driver of an open emergency exit can increase the risk of injury in a crash.

Fix: 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.

Steering:linkages:tie Rod Assembly 2024-06-04 · campaign 24V401000 · 27 vehicles

Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2024-2025 Thomas Built Buses Saf-T-Liner C2 and 2025 Thomas Built Buses Safe-T-Liner EFX school buses. The front axle tie rod ball joint studs may crack and break, which can result in tie rod separation.

Risk: Tie rod separation can cause a sudden loss of steering control and increase the risk of a crash.

Fix: Dealers will replace the tie rod assembly, free of charge. Owner notification letters were mailed July 25, 2024. Owners may contact DTNA customer service at 800-745-8000. DTNA's number for this recall is D24R6.

Wheels:hub 2024-06-03 · campaign 24V392000 · 106 vehicles

Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2025 Thomas Built Buses Saf-T-Liner C2 and EFX school buses. The wheel hub fasteners may loosen and cause the wheel to detach, which can result in a loss of vehicle control.

Risk: A loss of vehicle control increases the risk of a crash.

Fix: Dealers will inspect and replace the hub nut retaining system, wheel end, and axle components, as necessary free of charge. Owner notification letters were mailed July 18, 2024. Owners may contact DTNA customer service at 800-745-8000. DTNA's number for this recall is F1002.

Wheels:hub 2024-06-03 · campaign 24V393000 · 285 vehicles

Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2025 Freightliner Custom Chassis MC, MT45, MT45G, MT55, S2C 106, S2RV 106, XBS, XCM, XCP, XCR, XCS, Freightliner 108SD, 114SD, Business Class M2, Western Star 47X, 49X, 57X, and Thomas Built Buses Saf-T-Liner C2 transit buses, cabs, and chassis. The wheel hub fasteners may loosen and cause the wheel to detach, which can result in a loss of vehicle control.

Risk: A loss of vehicle control increases the risk of a crash.

Fix: Dealers will inspect and replace the hub nut retaining system, wheel end, and axle components, as necessary free of charge. Owner notification letters were mailed July 18, 2024. Owners may contact DTNA customer service at 800-745-8000. DTNA's number for this recall is F1002.

Parking Brake 2024-05-14 · campaign 24V336000 · 398 vehicles

Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2024-2025 Thomas Built SAF-T-Liner C2 and SAF-T-Liner C2 Jouley school buses. The rubber ball seal in the Intellipark Park Valve Modules (PVM) may fracture and cause a leak, which can result in park brake failure or unexpected park brake engagement while driving.

Risk: Park brake failure or unexpected park brake engagement while driving increases the risk of a crash.

Fix: Dealers will replace the Intellipark PVM, free of charge. Owner notification letters were mailed August 2, 2024. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is F1000.

Structure:body 2023-12-13 · campaign 23V843000 · 321 vehicles

Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2024-2025 Thomas Built SAF-T-LINER C2 and 2024 Thomas Built SAF-T-LINER C2 Jouley school buses. A rear interior joint between the bulkhead and window panel 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."

Risk: A school bus with insufficient joint strength may not adequately protect passengers in the event of a crash, increasing the risk of injury.

Fix: Dealers will add additional mechanical fasteners to secure the joints, free of charge. Owner notification letters were mailed January 26, 2024. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL986.

Service bulletins (35)

Technical service bulletins are repair instructions manufacturers send dealers for known issues. Unlike recalls, the fix is not automatically free — but naming the bulletin at the service desk can save diagnosis time and support goodwill repairs.

Engine 2026-07-17 · CXA 07_25_F1011,F1015 Lbl · Other

cx advocate for lost/damaged replacement f1011/f1015 labels

Visibility/Wiper 2026-05-01 · SS 583814 · Other

service solution for a22-82459-000 wiper motor wiring connector pinned wrong (305)

Engine 2025-12-11 · FleetCom_Heater Core · Other

fleet communications for heater core plugging

Engine 2025-11-14 · F1011-DLR LTR · Emissions

revised emissions recall for ghg label emissions recall

Engine 2025-11-14 · ICI25-026 · Other

important campaign information for f1011 & f1015 campaigns revised

Engine 2025-11-14 · F1011-Bulletin · Emissions

revised emissions recall for ghg label emissions recall

Showing the 6 most recent of 35 bulletins. Search all of them free at nhtsa.gov.

What owners report

No detailed complaint narratives on file.

Excerpts of consumer complaints filed with NHTSA, lightly truncated. They are owner statements, not verified findings.

Other Thomas Built Buses Saf-T-Liner C2 years