Does the 2023 Thomas Built Buses SAF-T-Liner EFX have any recalls?

6 recalls found in NHTSA data as of September 22, 2026, covering: engine and engine cooling, steering, structure, seats. Recalls apply to the model and year; whether a particular vehicle is included, and whether it has been repaired, depends on its VIN.

How do I check if my 2023 Thomas Built Buses SAF-T-Liner EFX recall has been fixed?

Enter your 17-character VIN at nhtsa.gov/recalls, or ask a Thomas Built Buses dealer. Recall repairs are free. NHTSA's VIN search doesn't list recalls that were already repaired.

How many complaints have owners filed about the 2023 Thomas Built Buses SAF-T-Liner EFX?

0 complaints filed with NHTSA. Complaints are unverified reports from the public that NHTSA uses to decide what to investigate.

2023 Thomas Built Buses SAF-T-Liner EFX recalls

Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.

6 recalls found in NHTSA data as of September 22, 2026

For the 2023 Thomas Built Buses SAF-T-Liner EFX. These apply to the model and year, not to one particular vehicle: check your VIN to see whether yours is included and whether it has been repaired.

Has your Thomas Built Buses been repaired?

Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.

Check your VIN with NHTSA

NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A Thomas Built Buses dealer can also check your VIN. Recall repairs are free.

2023 Thomas Built Buses SAF-T-Liner EFX recalls, newest first

February 13, 2026NHTSA 26V08700052 vehicles potentially affected

Engine and engine cooling › Cooling system › Hoses/lines/piping/fittings

Summary: Daimler Trucks North America, LLC (DTNA) is recalling certain Thomas Built Buses 2023-2025 Saf-T-Liner EFX and 2023-2026 Saf-T-Liner HDX vehicles. The heater hose clamps may not have been tightened properly, causing the hose to disconnect and leak heating coolant inside the passenger compartment.
Consequence: Contact with hot heating coolant may burn occupants, increasing the risk of injury.
Remedy: Dealers will inspect and replace the heater hose clamps, as necessary, free of charge. Owner notification letters were mailed April 10, 2026. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is F1030.

This recall on nhtsa.gov

February 13, 2026NHTSA 26V0860002,843 vehicles potentially affected

Engine and engine cooling › Cooling system › Hoses/lines/piping/fittings

Summary: Daimler Trucks North America, LLC (DTNA) is recalling certain Thomas Built Buses 2023-2026 Saf-T-Liner EFX and Saf-T-Liner HDX school buses. The heater hose clamps may not have been tightened properly, causing the hose to disconnect and leak heating coolant inside the passenger compartment.
Consequence: Contact with hot heating coolant may burn occupants, increasing the risk of injury.
Remedy: Dealers will inspect and replace the heater hose clamps, as necessary, free of charge. Owner notification letters were mailed April 10, 2026. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is F1030.

This recall on nhtsa.gov

April 7, 2023NHTSA 23V25900048 vehicles potentially affected

Steering › Linkages › Tie rod assembly

Summary: 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: A detached steering arm can result in a sudden loss of steering control, increasing the risk of a crash.
Remedy: 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.

This recall on nhtsa.gov

October 12, 2022NHTSA 22V76200017,613 vehicles potentially affected

Structure › Body › Roof and pillars

Summary: Daimler Trucks North America, LLC (DTNA) is recalling certain 2011-2023 Thomas Built EFX and HDX school buses. The exterior roof panel was manufactured with 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: A school bus exterior roof panel with insufficient joint strength may separate during a crash, increasing the risk of injury.
Remedy: Dealers will add additional mechanical fasteners to secure the joints, free of charge. Owner notification letters were mailed June 2, 2023. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL957.

This recall on nhtsa.gov

July 20, 2022NHTSA 22V5170003 vehicles potentially affected

Structure › Emergency › Escape/egress/exit

Summary: Daimler Trucks North America, LLC (DTNA) is recalling certain 2023 Thomas Built Buses Saf-T-Liner EFX 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: An insufficient number of emergency exits can delay passengers from exiting the vehicle during an emergency, increasing their risk of injury.
Remedy: Dealers will add an emergency exit roof hatch, free of charge. All vehicles have been remedied. Owners may contact DTNA's customer service at 1-800-547-0712. DTNA's number for this recall is FL947.

This recall on nhtsa.gov

March 11, 2022NHTSA 22V153000539 vehicles potentially affected

Seats › Critical fasteners

Summary: Daimler Trucks North America, LLC (DTNA) is recalling certain 2020-2023 Thomas Built Buses Saf-T-Liner EFX School Buses. The passenger seat mounting bolts may break due to improperly placed mounting that allows contact with the chassis cross member bolts. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard numbers 210, "Seat Belt Assembly Anchorage" and 222, "School Bus Passenger Seating and Crash Protection."
Consequence: A seat with broken mounting bolts may not properly restrain an occupant in a crash, increasing their risk of injury.
Remedy: Dealers will add a spacer to provide proper clearance between the passenger seat mounting and chassis cross member bolts, free of charge. Owner notification letters were mailed June 2, 2022. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-921.

This recall on nhtsa.gov

Owner complaints

No owner complaints about the 2023 Thomas Built Buses SAF-T-Liner EFX were found in NHTSA’s complaint data.

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Questions

Does the 2023 Thomas Built Buses SAF-T-Liner EFX have any recalls?: 6 recalls found in NHTSA data as of September 22, 2026, covering: engine and engine cooling, steering, structure, seats. Recalls apply to the model and year; whether a particular vehicle is included, and whether it has been repaired, depends on its VIN.
How do I check if my 2023 Thomas Built Buses SAF-T-Liner EFX recall has been fixed?: Enter your 17-character VIN at nhtsa.gov/recalls, or ask a Thomas Built Buses dealer. Recall repairs are free. NHTSA's VIN search doesn't list recalls that were already repaired.
How many complaints have owners filed about the 2023 Thomas Built Buses SAF-T-Liner EFX?: 0 complaints filed with NHTSA. Complaints are unverified reports from the public that NHTSA uses to decide what to investigate.