No complaints are listed for the 2016 Thomas Built Buses SAF-T-Liner EFX. NHTSA's API and bulk file list none in this build.
Data build 2026-10-09.
NHTSA lists this vehicle as THOMAS BUILT BUSES SAF-T-LINER EFX.
Model-generated complaint tags: No complaints are listed for tagging.
Recalls
See new recalls and investigations this week.
12 recalls. Showing the latest 10 of 12.
Date: 2022-10-12. Systems: STRUCTURE.
Defect: 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.
Do not drive: No. Park outside: No.
Date: 2022-07-19. Systems: SEATS.
Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2014-23 Thomas Built Buses HDX and 2014-22 EFX school buses equipped with 39-inch S3C seat frames and 3-point flex seatbelts. The passenger seat frames may crack and rotate from fatigue.
Consequence: Cracked passenger seat frames may not adequately secure passengers in the event of a crash, increasing the risk of injury.
Remedy: Dealers will secure the seat frames with brackets, free of charge. Owner notification letters were mail December 4, 2023. Owners may contact DTNA's customer service at 1-800-547-0712. DTNA's number for this recall is FL946.
Do not drive: No. Park outside: No.
Date: 2019-10-04. Systems: SEATS.
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 v (excerpt)
Consequence: The lack of impact absorption increases the risk of injury in the event of a crash. (excerpt)
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. (excerpt)
Do not drive: No. Park outside: No.
Date: 2018-04-19. Systems: SEATS.
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2014-2018 Thomas Built Buses Saf-T-Liner C2, Saf-T-Liner EFX, Saf-T-Liner HDX, and Minotour transit buses, equipped with certain S3B Restraint Wall Mounted Seats. The wall mounting bracket may crack, causing the seat to not remain secured in place in the event of a crash.
Consequence: In the event of a crash, if the seat does not remain secured to the wall, the occupant has an increased risk of an injury.
Remedy: DTNA will notify owners, and dealers will install an additional wall mounting bracket, free of charge. Daimler issued an interim notification to owners on June 15, 20 18. The recall began January 3, 2019. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-769.
Do not drive: No. Park outside: No.
Date: 2018-04-19. Systems: SEATS.
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2014-2018 Thomas Built Buses Saf-T-Liner C2, Saf-T-Liner HDX, Saf-T-Liner EFX, and Minotour school buses equipped with S3B Restraint Wall Mounted Seats. The wall mounting bracket may crack, causing the seat to not remain secured in place in the event of a crash.
Consequence: In the event of a crash, if the seat does not remain secured to the wall, the occupant has an increased risk of an injury.
Remedy: DTNA will notify owners, and dealers will install an additional wall mounting bracket, free of charge. Daimler issued owners an interim notification on June 12, 2018. The recall began January 3, 2019. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-769.
Do not drive: No. Park outside: No.
Date: 2018-03-26. Systems: SEATS.
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2014-2018 Thomas Built Buses Saf-T-Liner C2, Saf-T-Liner HDX, Saf-T-Liner EFX, and Minotour transit buses, equipped with certain Syntec-brand S3B, Non-Restraint, Wall Mounted Seats. The wall mounting bracket may crack, which may cause the seat to not remain secured in place in the event of a crash.
Consequence: In the event of a crash, if the seat does not remain secured to the wall, the occupant has an increased risk of an injury.
Remedy: DTNA will notify owners, and dealers will install an additional wall mounting bracket, free of charge. DTNA issued an interim notification to owners on May 10, 2018. The recall began May 10, 2018. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-763.
Do not drive: No. Park outside: No.
Date: 2018-03-26. Systems: SEATS.
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2014-2018 Thomas Built Buses Saf-T-Liner C2, Saf-T-Liner HDX, Saf-T-Liner EFX, and Minotour school buses, equipped with certain Syntec-brand S3B, Non-Restraint, Wall Mounted Seats. The wall mounting bracket may crack, which may cause the seat to not remain secured in place in the event of a crash.
Consequence: In the event of a crash, if the seat does not remain secured to the wall, the occupant has an increased risk of an injury.
Remedy: DTNA will notify owners, and dealers will install an additional wall mounting bracket, free of charge. DTNA issued an interim notification to owners on May 9, 2018. The recall began May 10, 2018. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-763.
Do not drive: No. Park outside: No.
Date: 2017-11-17. Systems: SEAT BELTS.
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2016-2017 Thomas Built Buses Saf-T-Liner C2, Saf-T-Liner EFX, Saf-T-Liner HDX, and Minotour SRW school buses, equipped with IMMI-brand 3-point lap and shoulder belts. Under load, the seat belt buckle mount rod can fracture. As such, these seats fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number (excerpt)
Consequence: In the event of a crash, if the buckle mount rod fractures, the seat occupant may not be restrained, increasing their risk of injury. (excerpt)
Remedy: DTNA will notify owners, and dealers will replace the seat belt buckle rods, free of charge. DTNA issues owners an interim notification on December 11, 2017. The recall began on May 23, 2018. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-753. (excerpt)
Do not drive: No. Park outside: No.
Date: 2017-05-11. Systems: SEATS.
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain 2014-2018 Thomas Built Buses Saf-T-Liner EFX and Saf-T-Liner HDX school buses. The occupant seats may have been installed without under-rail washers, reducing their anchorage strength.
Consequence: Without under-rail washers, in the event of a crash, the seats may come loose, increasing the risk of injury.
Remedy: DTNA will notify owners, and dealers will inspect the seats and replace the mounting hardware, as necessary, free of charge. The recall began on June 28, 2017. Owners may contact DTNA Customer Service 1-800-547-0712. DTNA's number for the recall is FL-737.
Do not drive: No. Park outside: No.
Date: 2016-08-31. Systems: EQUIPMENT ADAPTIVE/MOBILITY.
Defect: Daimler Trucks North America LLC (DTNA) is recalling certain model year 2015-2017 Thomas Built Buses Safe-T-Liner C2, Saf-T-Liner HDX, Saf-T-Liner EFX, and Minotour DRW school buses manufactured July 15, 2014, to July 21, 2016, and equipped with certain model S2005, S2010, S5005, S5010, S5505, and S5510 wheelchair lifts by Ricon. The affected lifts are equipped with folding link arms that may hav (excerpt)
Consequence: If the bearings move out of position, the stowed platform may have excessive movement resulting in failure of the platform mounting. This failure could cause the wheel chair lift platform to fall out of the vehicle when the doors are opened, increasing the risk of injury for the lift operator. (excerpt)
Remedy: DTNA will notify owners, and Ricon dealers will inspect the link arms for damage or for displaced bearings. The platform will be inspected for cracks. Any damaged parts will be replaced, free of charge. The recall began on October 10, 2016. Owners may contact DTNA customer service at 1-800-547-0712, or Ricon customer service at 1-800-322-2884 or by email at admin16E020@wabtec.com. DTNA's numb (excerpt)
Do not drive: No. Park outside: No.
Manufacturer communications
152 manufacturer communications.
Communications by system| System | Count |
|---|
| EQUIPMENT | 91 |
|---|
| ENGINE AND ENGINE COOLING | 14 |
|---|
| ELECTRICAL SYSTEM | 11 |
|---|
| ENGINE | 11 |
|---|
| SEATS | 11 |
|---|
| FUEL SYSTEM, GASOLINE | 7 |
|---|
| FUEL SYSTEM, OTHER | 6 |
|---|
| POWER TRAIN | 6 |
|---|
11031983
Date: 2026-04-24. Type: Other. Systems: VISIBILITY/WIPER.
Service Solution for EFX AC Upper bracket TBB 130987 replaced with TBB 248310
11011076
Date: 2024-11-11. Type: Warranty Program/Extension. Systems: ENGINE.
Warranty Information letter for Detroit Line or Line Seal, High Pressure Fuel Injector Standard Repair Time Updates
11010186
Date: 2024-10-17. Type: Other. Systems: ENGINE.
CX Advocate for CARB tightening the Readiness Criteria applied to On-Board Diagnostic (OBD) test submissions for the Clean Truck Check.
10251200
Date: 2024-02-20. Type: Service Bulletin/Repair Instructions. Systems: ENGINE AND ENGINE COOLING.
Revised Emissions Recall: Cummins DEF Sensor Shortage. REVISION: Some vehicles formerly in Group F have been moved to Group G and have been assigned a new part number as specified in Table 1. An SRT for 'Calibration Code Only: Update or Confirm' has been added, as shown in Table 2, to be used when a
10251202
Date: 2024-02-20. Type: Service Bulletin/Repair Instructions. Systems: ENGINE AND ENGINE COOLING.
Important Campaign Information letter for FL974 - Revised Bulletin & Population
10249516
Date: 2024-01-19. Type: Service Bulletin/Repair Instructions. Systems: ENGINE AND ENGINE COOLING.
Emissions Recall: Cummins DEF Sensor Shortage
10189319
Date: 2021-03-22. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM, EQUIPMENT.
Warranty Policy Letter for battery tags. DTNA determined that since adopting the AutoMeter BCT-460DTNA Powernet Assessment Tool (AutoMeter) as the required powernet system tester, not all battery tags have to be retained support Warranty-related claims.
10187529
Date: 2021-02-15. Type: Service Bulletin/Repair Instructions. Systems: EQUIPMENT.
Important Campaign Information Letter for Dealer Travel for Campaign Performance A?A A TBB.
10187440
Date: 2021-02-08. Type: Service Bulletin/Repair Instructions. Systems: EQUIPMENT.
Revised Warranty Information Letter for OWL and Warranty Manual Improvement: Sublets and Travel Time/Distance. In the spirit of continuous improvement, DTNA reviewed sublet-related policies and procedures. The goal was to improve language clarity and optimize processes. Revisions are in blue font.
10184029
Date: 2020-12-08. Type: Service Bulletin/Repair Instructions. Systems: POWER TRAIN, STEERING.
Revised Warranty Policy Letter for Alliance/Mascot Aftermarket Warranty and Claim Filing. Revisions are in blue. With Mascot now in partnership with Detroit Reman and Alliance Parts, DTNA is pleased to announce that Mascot coverage has been added to OWL. Remanufactured Alliance/Mascot parts include