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RECALLROADTHE CAMPAIGN RECORD

MODEL-YEAR RECALL REPORT

2019 Thomas Built Buses Saf-T-Liner C2 recalls

NHTSA's September 21, 2026 snapshot lists 24 safety recall campaigns for the 2019 Thomas Built Buses Saf-T-Liner C2, spanning 13 component groups. A model match does not confirm that a specific VIN is included.

Official source: NHTSA recall campaign file · Snapshot September 21, 2026

Distinct campaigns24not VIN-specific
Component groups13distinct top-level categories
Latest recordJuly 24, 2024report received
VIN resultNot checkeduse official lookup

01 / OFFICIAL CAMPAIGNS

2019 Thomas Built Buses Saf-T-Liner C2 recall campaigns

The 2019 Thomas Built Buses Saf-T-Liner C2 report contains 24 distinct NHTSA campaigns; the most recently received record is campaign 24V555000 dated July 24, 2024.
Component
EQUIPMENT
Report received
July 24, 2024
Potential units
27,494campaign-wide
Defect and consequence

Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain Thomas Built Buses 2019-2022 Saf-T-Liner C2, Saf-T-Liner EFX, Saf-T-Liner HDX, Minotour DRW, 2020-2022 Saf-T-Liner C2 Jouley, and Minotour SRW school buses. The Emergency Exit Label lettering is too small and may be difficult to read. 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.".

Why it matters: Emergency exit labels that are difficult to read can prevent or delay the use of the emergency exit, increasing the risk of injury.

Remedy

Dealers will correct the lettering, free of charge. Owner notification letters were mailed September 5, 2024. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL918.

Owner notification: September 5, 2024 · Filing manufacturer: Daimler Trucks North America, LLC

CAMPAIGN

NHTSA 23V670000

Component
STRUCTURE
Report received
October 3, 2023
Potential units
173campaign-wide
Defect and consequence

Defect: 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.

Why it matters: An emergency exit door opening unexpectedly can increase the risk of an injury.

Remedy

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.

Owner notification: December 1, 2023 · Filing manufacturer: Daimler Trucks North America, LLC

CAMPAIGN

NHTSA 23V669000

Component
STRUCTURE
Report received
October 3, 2023
Potential units
20,668campaign-wide
Defect and consequence

Defect: 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.

Why it matters: An emergency exit door opening unexpectedly can increase the risk of an injury.

Remedy

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.

Owner notification: December 1, 2023 · Filing manufacturer: Daimler Trucks North America, LLC

CAMPAIGN

NHTSA 21V120000

Component
ENGINE, ENGINE AND ENGINE COOLING
Report received
February 25, 2021
Potential units
159campaign-wide
Defect and consequence

Defect: 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.

Why it matters: 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.

Remedy

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.

Owner notification: March 29, 2021 · Filing manufacturer: Daimler Trucks North America, LLC

CAMPAIGN

NHTSA 20V126000

Component
SERVICE BRAKES, AIR
Report received
March 3, 2020
Potential units
581campaign-wide
Defect and consequence

Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2019-2020 Thomas Built Saf-T-Liner HDX, EFX, and C2 school buses equipped with air disc brakes. The brake caliper mounting bolts may have been insufficiently tightened.

Why it matters: Loose brake caliper mounting bolts can reduce brake effectiveness, increasing the risk of a crash.

Remedy

DTNA will notify owners, and dealers will inspect and repair the vehicles, free of charge. The recall began May 2, 2020. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-845.

Owner notification: May 2, 2020 · Filing manufacturer: Daimler Trucks North America LLC

Component
SEATS
Report received
October 4, 2019
Potential units
53,528campaign-wide
Defect and consequence

Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2014-2020 Thomas Built Saf-T-Liner EFX, Minotour, Saf-T-Liner C2, and Saf-T-Liner HDX school buses equipped with SynTec S3B or S3C seats. The seats may have been manufactured with styrene blocks that may not provide sufficient impact absorption in certain specific areas around the steel seat frame of the back support. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 222, "School Bus Passenger Seating and Crash Protection.".

Why it matters: The lack of impact absorption increases the risk of injury in the event of a crash.

Remedy

DTNA will notify owners, and dealers will install additional impact material between the re-bond back and the vinyl back cover to increase the amount of absorption, free of charge. DTNA issued owners an interim notification on November 29, 2019. The recall began June 22, 2020. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-832.

Owner notification: June 22, 2020 · Filing manufacturer: Daimler Trucks North America LLC

CAMPAIGN

NHTSA 19V686000

Component
POWER TRAIN
Report received
September 27, 2019
Potential units
618campaign-wide
Defect and consequence

Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2017-2020 Saf-T-Liner C2 school buses equipped with Detroit DD5 engines and Allison transmissions. The Flex-Plate/Torque Converter fasteners may have been insufficiently tightened.

Why it matters: The loose bolts may lead a disabled school bus and result in a school bus evacuation procedure in an uncontrolled traffic situation, increasing the risk of an injury.

Remedy

DTNA will notify owners, and dealers will inspect and tighten the fasteners, as necessary, free of charge. The recall began November 19, 2019. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-828.

Owner notification: November 19, 2019 · Filing manufacturer: Daimler Trucks North America LLC

CAMPAIGN

NHTSA 19V550000

Component
STRUCTURE
Report received
July 25, 2019
Potential units
3,080campaign-wide
Defect and consequence

Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2019-2020 Thomas Built Minotour, Saf-T Liner C2, Saf-T Liner EFX, and Saf-T Liner HDX school buses equipped with Safe Fleet Prolo Roof Escape hatches. Due to a manufacturing issue, the roof hatch external handle may unexpectedly break under reasonable use.

Why it matters: If the roof hatch external handle breaks, in the event of an emergency, the hatch cannot be easily opened from outside the vehicle, increasing the risk of injury.

Remedy

DTNA will notify owners, and dealers will install a new handle, free of charge. Owners were issued an interim notification on September 13, 2019. The recall began November 15, 2019. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-819.

Owner notification: November 15, 2019 · Filing manufacturer: Daimler Trucks North America LLC

CAMPAIGN

NHTSA 19V549000

Component
STRUCTURE
Report received
July 24, 2019
Potential units
11campaign-wide
Defect and consequence

Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2020 Thomas Built Minotour, 2019-2020 Saf-T Liner C2, and 2019 Saf-T Liner HDX buses equipped with Safe Fleet Roof Escape hatches. Due to a manufacturing issue, the roof hatch external handle may unexpectedly break under reasonable use.

Why it matters: If the roof hatch external handle breaks, in the event of an emergency, the hatch cannot be easily opened from outside the vehicle, increasing the risk of injury.

Remedy

DTNA will notify owners, and dealers will install a new handle, free of charge. DTNA issued owners an interim notification on September 11, 2019. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-819.

Owner notification: November 15, 2019 · Filing manufacturer: Daimler Trucks North America LLC

Component
SERVICE BRAKES, AIR
Report received
June 11, 2019
Potential units
11,546campaign-wide
Defect and consequence

Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2010-2020 Thomas Built Buses Saf-T-Liner C2, 2016-2019 HDX, and 2017-2019 EFX school buses equipped with Bendix Air Disc Brakes. The driver side rear brakes may drag.

Why it matters: The dragging brakes may lead to high temperatures at the wheel end, increasing the risk of smoke and fire, possibly resulting in the bus having to be evacuated, which can increase the risk of injury.

Remedy

DTNA will notify owners, and dealers will install a new caliper with an updated clearance adjustment mechanism, free of charge. The recall began August 9, 2019. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-818.

Owner notification: August 9, 2019 · Filing manufacturer: Daimler Trucks North America LLC

CAMPAIGN

NHTSA 19V368000

Component
SERVICE BRAKES, AIR
Report received
May 14, 2019
Potential units
74campaign-wide
Defect and consequence

Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2019 Thomas Built Buses Saf-T-Liner C2 equipped with air disc brakes. The brake caliper mounting bolts may have been insufficiently tightened.

Why it matters: Loose brake caliper mounting bolts may reduce the brake effectiveness, increasing the risk of crash.

Remedy

DTNA will notify owners, and dealers will inspect and repair the vehicles, free of charge. The recall began June 25, 2019. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-816.

Owner notification: June 25, 2019 · Filing manufacturer: Daimler Trucks North America LLC

CAMPAIGN

NHTSA 19V234000

Component
STEERING
Report received
March 25, 2019
Potential units
65campaign-wide
Defect and consequence

Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2019-2020 Thomas Built C2 Saf-T-Liner school buses built on an FCCC chassis. The clamp for the steering gear return hose may have been improperly installed, allowing the hose to separate from the steering gear.

Why it matters: If the hose separates from the steering gear, there may be a loss of steering assist which could result in a potentially disabled school bus. If the school bus is occupied when the steering assist is lost, the occupants would need to exit the vehicle and be transferred to another vehicle, increasing the risk of injury.

Remedy

DTNA will notify owners, and dealers will inspect and install power steering hose clamps as needed, free of charge. The recall began May 10, 2019. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-813.

Owner notification: May 10, 2019 · Filing manufacturer: Daimler Trucks North America LLC

CAMPAIGN

NHTSA 19V138000

Component
SERVICE BRAKES, AIR
Report received
February 27, 2019
Potential units
259campaign-wide
Defect and consequence

Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2019-2020 Thomas Built Saf-T-Liner C2 school buses. The affected school buses may have been built without Anti-Lock Braking System (ABS) modules. As such, these vehicles fail to comply with Federal Motor Vehicle Safety Standard (FMVSS) number 121, "Air Brake Systems.".

Why it matters: The operator may not be aware of the absence of ABS function. Unknowingly operating the vehicle without ABS function may increase risk of a crash.

Remedy

DTNA will notify owners, and dealers will inspect the buses and install any missing ABS modules, free of charge. The recall began June 26, 2019. Owners may contact DTNA customer service at 1-800-547-0712. The DTNA number for this recall is FL-809.

Owner notification: June 26, 2019 · Filing manufacturer: Daimler Trucks North America LLC

CAMPAIGN

NHTSA 18V930000

Component
ELECTRICAL SYSTEM
Report received
December 21, 2018
Potential units
5,423campaign-wide
Defect and consequence

Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2019-2020 Thomas Built Saf-T-Liner C2 school buses equipped with an optional auxiliary outlet powered by the ignition and accessory power circuits. An electrical overload on the auxiliary circuit may cause the ignition fuse to open and the engine to shut down.

Why it matters: An engine shutdown without the ability to restart increases the risk of a crash.

Remedy

DTNA has notified owners, and dealers will modify the wiring to prevent the power port from affecting the ignition circuit, free of charge. DTNA mailed an interim letter on February 1, 2019. The recall began August 27, 2019. Owners may contact Daimler Trucks North America customer service at 1-800-547-0712. DTNA's number for this recall is FL-804.

Owner notification: August 27, 2019 · Filing manufacturer: Daimler Trucks North America LLC

CAMPAIGN

NHTSA 18V929000

Component
ELECTRICAL SYSTEM
Report received
December 21, 2018
Potential units
40campaign-wide
Defect and consequence

Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2019-2020 Thomas Built Saf-T-Liner C2 buses equipped with an optional auxiliary outlet powered by the ignition and accessory power circuits. An electrical overload on the auxiliary circuit may cause the ignition fuse to open and the engine to shut down.

Why it matters: An engine shutdown without the ability to restart increases the risk of a crash.

Remedy

DTNA has notified owners, and dealers will modify the wiring to prevent the power port from affecting the ignition circuit, free of charge. DTNA mailed owners an interim letter on February 1, 2019 to notify them of the issue. The recall began on August 27, 2019. Owners may contact Daimler Trucks North America customer service at 1-800-547-0712. DTNA's number for this recall is FL-804.

Owner notification: August 27, 2019 · Filing manufacturer: Daimler Trucks North America LLC

CAMPAIGN

NHTSA 18V914000

Component
STEERING, SUSPENSION
Report received
December 19, 2018
Potential units
73campaign-wide
Defect and consequence

Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2018-2019 Thomas Built Saf-T-Liner HDX, C2, and EFX School Buses, equipped with Detroit Axle axles. The affected vehicles may have loose steering tie rod arm bolts.

Why it matters: Loose tie rod arm bolts may lead to separation of the tie rod arm, affecting vehicle steering, and increasing the risk of a crash.

Remedy

DTNA has notified owners, and dealers will inspect the steering arm and tie rod arm bolts for to make sure that they are properly tightened, installing new fasteners as necessary, free of charge. The recall began February 9, 2019. Owners may contact Daimler Trucks at 1-800-547-0712. DTNA's number for this recall is FL-802.

Owner notification: February 9, 2019 · Filing manufacturer: Daimler Trucks North America LLC

CAMPAIGN

NHTSA 18V878000

Component
STRUCTURE
Report received
December 10, 2018
Potential units
32campaign-wide
Defect and consequence

Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2017-2019 Thomas Built Buses Saf-T-Liner C2 transit buses. The roof adhesive that supports the roof header may not have been properly applied.

Why it matters: Improperly applied adhesive may affect the roof header joint strength, which, in the event of a rollover crash, can increase the risk of injury.

Remedy

DTNA will notify owners, and dealers will inspect the placement of the roof header adhesive, and install mechanical fasteners, as necessary, free of charge. DTNA issued and interim notification to owners on February 1, 2019. The recall began March 25, 2020. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-801.

Owner notification: March 25, 2020 · Filing manufacturer: Daimler Trucks North America LLC

CAMPAIGN

NHTSA 18V877000

Component
STRUCTURE
Report received
December 10, 2018
Potential units
6,031campaign-wide
Defect and consequence

Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2017-2019 Thomas Built Buses Saf-T-Liner C2 school buses. The roof adhesive that supports the roof header may not have been properly applied.

Why it matters: Improperly applied adhesive may affect the roof header joint strength, which, in the event of a rollover crash, can increase the risk of injury.

Remedy

DTNA will notify owners, and dealers will inspect the placement of the roof header adhesive, and install mechanical fasteners, as necessary, free of charge. DTNA issued owners an interim notification on February 1, 2019. The recall began March 25, 2020. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-801.

Owner notification: March 25, 2020 · Filing manufacturer: Daimler Trucks North America LLC

CAMPAIGN

NHTSA 18V702000

Component
SERVICE BRAKES, AIR
Report received
October 5, 2018
Potential units
1,532campaign-wide
Defect and consequence

Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2018-2019 Thomas Built school buses Saf-T-Liner C2, Saf-T-Liner HDX and Saf-T-Liner EFX school buses. The brake caliper mounting bolts may have been insufficiently tightened.

Why it matters: Loose brake caliper mounting bolts can reduce brake effectiveness, increasing the risk of a crash.

Remedy

DTNA has notified owners, and dealers will check and tighten the brake caliper mounting bolts, free of charge. The recall began December 3, 2018. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-794.

Owner notification: December 3, 2018 · Filing manufacturer: Daimler Trucks North America LLC

CAMPAIGN

NHTSA 18V561000

Component
SEATS
Report received
August 23, 2018
Potential units
33campaign-wide
Defect and consequence

Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2017-2019 Thomas Built Buses Saf-T-Liner C2 school buses, equipped with S3B 45" Restraint School Bus Seats. In the event of a crash, the seat's foot may pull through the bolted joint at the bus floor. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 210, "Seat Belt Assembly Anchorages.".

Why it matters: In the event of a crash, if the seat detaches from the floor, it can increase the risk of injury.

Remedy

DTNA will notify owners, and dealers will install a washer between the rear mounting foot, and the bus floor to keep the seat secured, free of charge. The recall began October 17, 2018. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL787.

Owner notification: October 17, 2018 · Filing manufacturer: Daimler Trucks North America LLC

Component
EQUIPMENT ADAPTIVE/MOBILITY
Report received
August 23, 2018
Potential units
84campaign-wide
Defect and consequence

Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2015-2019 Thomas Built Buses Saf-T-Liner C2 and Saf-T-Liner HDX school buses, equipped with certain S-Series and K-Series Titanium Wheelchair Lifts, models K200, K201, K550, K551, S200, S2201, S550 and S551. The wheelchair lift positioning input cam may fail while the lift is in use, allowing the platform to travel higher than the vehicle's floor height.

Why it matters: If the wheelchair lift platform stops above the vehicle floor, the wheelchair user can tip inwards toward the vehicle when exiting the lift, increasing their risk of injury.

Remedy

Dealers will replace the injection molded cam with an aluminum machined cam, free of charge. The recall began December 6, 2018. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL785.

Owner notification: December 6, 2018 · Filing manufacturer: Daimler Trucks North America LLC

CAMPAIGN

NHTSA 18V352000

Component
SERVICE BRAKES, HYDRAULIC
Report received
May 29, 2018
Potential units
2,767campaign-wide
Defect and consequence

Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2017-2019 Thomas Built Buses Saf-T-Liner C2, Saf-T-Liner EFX and Saf-T-Liner HDX school buses equipped with air disc brakes. The brake caliper mounting bolts on these vehicles may be insufficiently tightened, allowing the bolts to loosen.

Why it matters: If the brake caliper mounting bolts come loose, braking performance may be reduced, increasing the risk of a crash.

Remedy

DTNA will notify owners, and dealers will inspect the brake caliper mounting bolts and tighten them as necessary, free of charge. DTNA issued owners an interim notification on July 25, 2018. The recall began September 4, 2018. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-772.

Owner notification: September 4, 2018 · Filing manufacturer: Daimler Trucks North America LLC

CAMPAIGN

NHTSA 18V250000

Component
ELECTRICAL SYSTEM
Report received
April 19, 2018
Potential units
90campaign-wide
Defect and consequence

Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2018-2019 Thomas Built Buses Saf-T-Liner C2 transit buses equipped with 2 8D batteries. The battery power cable may have inadequate clearance between the cable and the battery hold down bracket when the battery tray is pulled out for service, causing the cable to rub against the bracket.

Why it matters: The battery cable rubbing may cause the cable to short circuit, increasing the risk of a fire.

Remedy

DTNA will notify owners, and dealers will be inspect the battery cables and reroute them for proper clearance, as required, free of charge. Daimler issued an interim notification to owners on June 18, 2018. The recall began October 3, 2018. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL768.

Owner notification: October 3, 2018 · Filing manufacturer: Daimler Trucks North America LLC

CAMPAIGN

NHTSA 18V190000

Component
FUEL SYSTEM, OTHER
Report received
March 26, 2018
Potential units
957campaign-wide
Defect and consequence

Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2014-2019 Thomas Built Buses Saf-T-Liner C2 school buses equipped with propane engines. The propane fuel line may contact the j-hook body support bracket that could cause chafing resulting in a propane leak.

Why it matters: A propane leak in the presence of an ignition source can increase the risk of a fire.

Remedy

DTNA will notify owners, and dealers will inspect the propane line clearance and reroute the line if needed. Any damaged lines will be replaced. These repairs will be performed free of charge. DTNA issued an interim notification to owners on May 9, 2018. The recall began on July 3, 2018. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-765.

Owner notification: July 3, 2018 · Filing manufacturer: Daimler Trucks North America LLC

02 / COMPONENT BREADTH

What defects are listed for the 2019 Thomas Built Buses Saf-T-Liner C2?

The most frequent component groups in 2019 Thomas Built Buses Saf-T-Liner C2 campaign records are Structure (6), Service Brakes, Air (5), Electrical System (3), Seats (2), Steering (2); these counts describe filed campaigns rather than observed failure rates.
Structure6
Service Brakes, Air5
Electrical System3
Seats2
Steering2