2017 THOMAS BUILT BUSES SAF-T-LINER HDX

32 recalls — 0 complaints — 190 TSBs

STRUCTURE:BODY:ROOF AND PILLARS

Defect Description

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... Read more

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.

17,613 vehicles affected

Manufacturer: Daimler Trucks North America, LLC

SEATS:BARRIERS

Defect Description

Daimler Trucks North America LLC (DTNA) is recalling certain 2011-2021 Thomas Built Saf-T Liner HDX school buses. The forward seat barriers may not provide sufficient protection to passengers. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FM... Read more

Consequence

Occupants may collide with the front seat barriers with more force than intended during a crash, increasing the risk of injury.

Remedy

Dealers will install a spacer between the seat rail and the seat barrier, free of charge. Owner notification letters were mailed August 25, 2023. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL843. This recall replaces NHTSA recall 19V899.

7,561 vehicles affected

Manufacturer: Daimler Trucks North America, LLC

SEATS

Defect Description

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.

1,806 vehicles affected

Manufacturer: Daimler Trucks North America, LLC

STEERING:HYDRAULIC POWER ASSIST:HOSE, PIPING, AND CONNECTIONS

Defect Description

Daimler Trucks North America, LLC (DTNA) is recalling certain 2016-2021 Thomas Built Buses Saf-T-Liner HDX school buses equipped with an ISL or L9 engine. The power steering hose may be routed with inadequate clearance between the hose and the power cables.

Consequence

A worn power steering hose increases the risk of a fire.

Remedy

DTNA will inspect the power steering hose routing and modify it as necessary, free of charge. Owner notification letters are expected to be mailed on October 17, 2021. Owners may contact DTNA's customer service at 1-800-547-0712. DTNA's number for this recall is FL898.

1,934 vehicles affected

Manufacturer: Daimler Trucks North America, LLC

STEERING:HYDRAULIC POWER ASSIST:HOSE, PIPING, AND CONNECTIONS

Defect Description

Daimler Trucks North America, LLC (DTNA) is recalling certain 2016-2021 Thomas Built Buses Saf-T-Liner HDX transit buses equipped with an ISL or L9 engine. The power steering hose may be routed with inadequate clearance between the hose and the power cables, potentially damaging the power steering ... Read more

Consequence

A damaged power steering hose can leak, and increase the risk of a fire.

Remedy

114 vehicles affected

Manufacturer: Daimler Trucks North America, LLC

EQUIPMENT:OTHER:LABELS

Defect Description

Daimler Trucks North America, LLC (DTNA) is recalling certain 2010-2020 Thomas Built Buses Saf-T-Liner HDX school buses. The lettering on the instruction label for the rear emergency exit window may be too small. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle... Read more

Consequence

Small lettering may be difficult for occupants to read, delaying the reaction time to open the exit, increasing the risk of injury.

Remedy

DTNA will notify owners and mail a new label to attach to the exit window by first class mail, free of charge. DTNA issued owners an interim notification on June 17, 2020. The recall began September 10, 2020. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this reca... Read more

7,979 vehicles affected

Manufacturer: Daimler Trucks North America LLC

SEATS

Defect Description

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 abs... Read more

Consequence

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 ... Read more

53,528 vehicles affected

Manufacturer: Daimler Trucks North America LLC

SERVICE BRAKES, AIR:DISC

Defect Description

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.

Consequence

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.

11,546 vehicles affected

Manufacturer: Daimler Trucks North America LLC

EQUIPMENT ADAPTIVE/MOBILITY

Defect Description

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 positionin... Read more

Consequence

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.

84 vehicles affected

Manufacturer: Daimler Trucks North America LLC

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER

Defect Description

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.

Consequence

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 num... Read more

2,767 vehicles affected

Manufacturer: Daimler Trucks North America LLC

SEATS

Defect Description

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 ... Read more

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... Read more

23,102 vehicles affected

Manufacturer: Daimler Trucks North America LLC

SEATS

Defect Description

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... Read more

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... Read more

24 vehicles affected

Manufacturer: Daimler Trucks North America LLC

SEATS

Defect Description

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 ... Read more

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.

6,606 vehicles affected

Manufacturer: Daimler Trucks North America LLC

SEATS

Defect Description

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... Read more

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.

6 vehicles affected

Manufacturer: Daimler Trucks North America LLC

EQUIPMENT

Defect Description

Daimler Trucks North America LLC (DTNA) is recalling certain 2002-2017 Thomas Built Buses Saf-T-Liner C2, Saf-T-Liner HDX, FS65, and Minotour school buses, equipped with Kidde Plastic-Handle or Push Button 'Pindicator' Fire Extinguishers. These extinguishers may become clogged, preventing the extin... Read more

Consequence

In the event of a fire, if the fire extinguisher does not function properly, it can increase the risk of injury.

Remedy

DTNA will notify owners instructing them to contact Kidde for a replacement fire extinguisher, free of charge. The recall is expected to begin March 30, 2018. Owners may contact DTNA customer service at 1-800-547-0712 or Kidde customer service at 1-855-262-3540 or online at www.kidde.com and click... Read more

606 vehicles affected

Manufacturer: Daimler Trucks North America LLC

SEAT BELTS

Defect Description

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, thes... Read more

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.

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.

51 vehicles affected

Manufacturer: Daimler Trucks North America LLC

SEATS

Defect Description

Daimler Trucks North America LLC (DTNA) is recalling certain 2014-2018 Thomas Built Buses Saf-T-Liner HDX and Saf-T-Liner C2 school buses. A reinforcement bracket may be missing from the seats that have 3-point seat belts.

Consequence

Without the reinforcement bracket, the seat may not be adequately secured, increasing the risk of injury in a crash.

Remedy

DTNA will notify owners, and dealers will inspect the seats, installing any missing reinforcement brackets, free of charge. An interim notice was mailed to owners on November 7, 2017. The recall began on March 15, 2018. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number fo... Read more

53 vehicles affected

Manufacturer: Daimler Trucks North America LLC

SEATS

Defect Description

Daimler Trucks North America LLC (DTNA) is recalling certain 2014-2018 Thomas Built Buses Saf-T-Liner HDX and Saf-T-Liner C2 transit buses. A reinforcement bracket may be missing from the seats that have 3-point seat belts.

Consequence

Without the reinforcement bracket, the seat may not remain adequately secured, increasing the risk of injury in a crash.

Remedy

DTNA will notify owners, and dealers will inspect the seats, installing any missing reinforcement brackets, as needed, free of charge. An interim notice was sent to owners on November 7, 2017. The recall began on March 14, 2018. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's n... Read more

28 vehicles affected

Manufacturer: Daimler Trucks North America LLC

SEAT BELTS

Defect Description

Daimler Trucks North America LLC (DTNA) is recalling certain 2013-2018 Thomas Built Saf-T-Liner HDX transit buses. The occupant seat lap belts may have been anchored to the seat instead of the bus structure.

Consequence

A seat lap belt anchored to the seat instead of the bus structure may not properly restrain the seat occupant in the event of a crash, increasing the risk of injury.

Remedy

DTNA will notify owners, and dealers will inspect the seats and modify the seat belt anchorage if necessary, free of charge. An interim notification was sent to owners on June 15, 2017. The recall began on February 6, 2018. Owners may contact DTNA Customer Service 1-800-547-0712. DTNA's number f... Read more

46 vehicles affected

Manufacturer: Daimler Trucks North America LLC

SEAT BELTS

Defect Description

Daimler Trucks North America LLC (DTNA) is recalling certain 2013-2018 Thomas Built Saf-T-Liner HDX school buses. The occupant seat lap belts may have been anchored to the seat instead of the bus structure.

Consequence

A seat lap belt anchored to the seat instead of the bus structure may not properly restrain the seat occupant in the event of a crash, increasing the risk of injury.

Remedy

DTNA will notify owners, and dealers will inspect the seats and modify the anchorage if necessary, free of charge. An interim notice was mailed to owners on June 15, 2017. A second notice will be mailed when the remedy becomes available. The recall is expected to begin on July 9, 2017. Owners ma... Read more

152 vehicles affected

Manufacturer: Daimler Trucks North America LLC

SEATS

Defect Description

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.

1,132 vehicles affected

Manufacturer: Daimler Trucks North America LLC

STEERING:LINKAGES

Defect Description

Daimler Trucks North America LLC (DTNA) is recalling certain 2017-2018 Thomas Built Buses Saf-T-Liner HDX school buses. The upper pinch bolt that secures the mechanical connection between the steering wheel and the front wheels may not have been properly tightened.

Consequence

The loose pinch bolt may result in a loss of steering and vehicle control, increasing the risk of a crash.

Remedy

DTNA will notify owners, and dealers will inspect the steering shaft pinch bolt, tightening it as necessary, free of charge. The recall began on February 24, 2017. Owners may contact DTNA Customer Service 1-800-547-0712. DTNA's number for the recall is FL-733.

149 vehicles affected

Manufacturer: Daimler Trucks North America LLC

STEERING:LINKAGES

Defect Description

Daimler Trucks North America LLC (DTNA) is recalling certain 2017-2018 Thomas Built Buses Saf-T-Liner HDX transit buses. The upper pinch bolt that secures the mechanical connection between the steering wheel and the front wheels may not have been properly tightened.

Consequence

The loose pinch bolt may result in a loss of steering and vehicle control, increasing the risk of a crash.

Remedy

6 vehicles affected

Manufacturer: Daimler Trucks North America LLC

EQUIPMENT ADAPTIVE/MOBILITY

Defect Description

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 S... Read more

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.

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 1-800-547-0... Read more

958 vehicles affected

Manufacturer: Daimler Trucks North America LLC

EQUIPMENT ADAPTIVE/MOBILITY

Defect Description

Daimler Trucks North America LLC (DTNA) is recalling certain model year 2015-2017 Thomas Built Buses Saf-T-Liner C2, and Saf-T-Liner HDX transit 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.... Read more

Consequence

Remedy

3 vehicles affected

Manufacturer: Daimler Trucks North America LLC

STRUCTURE:BODY:DOOR

Defect Description

Daimler Trucks North America LLC (DTNA) is recalling certain model year 1998-2002 Thomas Built Buses Saf-T-Liner Conventional, 2000-2002 Saf-T-Liner ER, 2000-2017 Saf-T-Liner MVP-EF, 1998-1999 Vista, 2003 Saf-T-Liner FS65, 2013-2017 Saf-T-liner C2, 2000-2002 Saf-T-Liner MVP-ER, 2013-2017 Saf-T-Line... Read more

Consequence

If the stem corrodes, the door handle could detach from the emergency door opening mechanism, delaying the opening of the door and the evacuation of the bus. In the event of an emergency, this may increase the risk of injury to the bus occupants.

Remedy

DTNA will notify owners, and dealers will either replace the stems or protect them against corrosion, free of charge. An interim notice was sent to owners on July 28, 2016. A second notice was mailed to owners on December 16, 2016. Parts are available. Owners may contact DTNA customer service at... Read more

24,698 vehicles affected

Manufacturer: Daimler Trucks North America LLC

ENGINE AND ENGINE COOLING:ENGINE:DIESEL

Defect Description

Daimler Trucks North America LLC (DTNA) is recalling certain model year 2014-2017 Thomas Built Buses Saf-T-Liner HDX buses manufactured November 29, 2012, to February 4, 2016. These vehicles use a rubber elbow to connect a coolant line to a heater inside the bus. This elbow may restrict coolant fl... Read more

Consequence

If the rubber elbow fails, hot coolant may leak inside the bus body increasing risk of injury to the passengers.

Remedy

DTNA will notify owners, and dealers will replace the rubber elbow with a nylon fitting, free of charge. An interim notice was mailed on July 6, 2016. The recall began on September 20, 2016. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-708.

131 vehicles affected

Manufacturer: Daimler Trucks North America LLC

ENGINE AND ENGINE COOLING

Defect Description

Daimler Trucks North America LLC (DTNA) is recalling certain model year 2011-2017 Thomas Built Buses Saf-T-Liner HDX buses manufactured April 28, 2010, to April 15, 2016. The affected vehicles have a transmission retarder that may increase coolant system pressure high enough to cause hose fatigue a... Read more

Consequence

If the heater hose fails, hot coolant may leak inside the bus body increasing risk of injury to the passengers.

Remedy

DTNA will notify owners, and dealers will replace the heater hose, free of charge. DTNA distributed interim notifications to owners on July 6, 2016. The recall began on September 20, 2016. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-709.

43 vehicles affected

Manufacturer: Daimler Trucks North America LLC

ENGINE AND ENGINE COOLING:COOLING SYSTEM

Defect Description

Daimler Trucks North America LLC (DTNA) is recalling certain model year 2011-2017 Thomas Built Buses Saf-T-Liner HDX school buses manufactured April 28, 2010, to April 15, 2016. The affected vehicles have a transmission retarder that may increase coolant system pressure high enough to cause hose fa... Read more

Consequence

If the heater hose fails, hot coolant may leak inside the bus body increasing risk of injury to the passengers.

Remedy

DTNA will notify owners, and dealers will replace the heater hose, free of charge. An interim notice was mailed on July 6, 2016. The recall began on September 20, 2016. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-709.

94 vehicles affected

Manufacturer: Daimler Trucks North America LLC

ENGINE AND ENGINE COOLING:COOLING SYSTEM

Defect Description

Daimler Trucks North America LLC (DTNA) is recalling certain model year 2014-2017 Thomas Built Buses Saf-T-Liner HDX school buses manufactured November 29, 2012, to February 4, 2016. These vehicles use a rubber elbow to connect a coolant line to a heater inside the bus. This elbow may restrict coo... Read more

Consequence

If the rubber elbow fails, hot coolant may leak inside the bus body increasing risk of injury to the passengers.

Remedy

DTNA will notify owners, and dealers will replace the rubber elbow with a nylon fitting, free of charge. An interim notice was sent out to owners on July 6, 2016. The recall began on September 20, 2016. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is ... Read more

2,032 vehicles affected

Manufacturer: Daimler Trucks North America LLC

OTHER:SCHOOL BUS STOP ARM ASSEMBLY

Defect Description

Daimler Trucks North America LLC (DTNA) is recalling certain model year 2016-2017 Thomas Built Buses Saf-T-Liner C2, Saf-T-Liner HDX, Saf-T-Liner EFX, and Minotour DRW school buses manufactured from May 1, 2015, through November 16, 2015, equipped with certain Transpec T6000, T6100, and T7000 series... Read more

Consequence

Without a reflective decal, the stop arms would have reduced visibility to other drivers, increasing the risk of a crash.

Remedy

DTNA will notify owners, and the stop arm blade assemblies will be replaced, free of charge. The recall began on April 11, 2016. Owners may contact DTNA customer service at 1-800-745-8000 or Transpec at 1-800-547-0712. DTNA's number for this recall is FL-700.

878 vehicles affected

Manufacturer: Daimler Trucks North America LLC

SEATS

Defect Description

Daimler Trucks North America, LLC (DTNA) is recalling certain model year 2016-2017 Thomas Built Buses Saf-T-Liner C2, Saf-T-Liner HDX, Minotour DRW and Saf-T-Liner EFX school buses manufactured August 19, 2014, to October 22, 2015, and equipped with certain Syntec S3B Track Mounted Seats in 30", 36"... Read more

Consequence

In the event of a severe rear-end collision, the seats may tilt rearward and result in injuries to the passenger's knees and/or impede the exiting of the bus.

Remedy

DTNA will notify owners, and dealers will install a toe-clamp on the front feet of the S3B track mounted seats, free of charge. The recall began on January 21, 2016. Owners may contact DTNA customer service at 1-800-745-8000, or Syntec customer service at 1-800-547-0712. DTNA's number for this re... Read more

508 vehicles affected

Manufacturer: Daimler Trucks North America LLC

No complaints found for this vehicle.

Technical Service Bulletins — 2017 THOMAS BUILT BUSES SAF-T-LINER HDX

190 manufacturer communications from 149 unique bulletins. TSBs describe known problems and recommended fixes from the manufacturer.

Most Affected Components

Component	Bulletins
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL	54
350000 EQUIPMENT	39
060000 ENGINE AND ENGINE COOLING	17
220000 SEATS	11
110000 ELECTRICAL SYSTEM	11
060000 ENGINE (PWS)	8
070000 FUEL SYSTEM, GASOLINE	5
090000 FUEL SYSTEM, OTHER	5

060000 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 Con

060000 ENGINE AND ENGINE COOLING

Important Campaign Information letter for FL974 - Revised Bulletin & Population

060000 ENGINE AND ENGINE COOLING

Emissions Recall: Cummins DEF Sensor Shortage

110000 ELECTRICAL SYSTEM

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-re

350000 EQUIPMENT

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

Important Campaign Information Letter for Dealer Travel for Campaign Performance a?? TBB.

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

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 c

010000 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

100000 POWER TRAIN

010000 STEERING

Warranty Policy Letter for Alliance/Mascot Aftermarket Warranty and Claim Filing. 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 A

100000 POWER TRAIN

350000 EQUIPMENT

356000 EQUIPMENT ADAPTIVE/MOBILITY

350000 EQUIPMENT

Thomas Built Buses Product Awareness Bulletin on Lettering Changes - Notification

010000 STEERING

Tech Talk discussion about power steering fluid.

350000 EQUIPMENT

Tech Talk discussion about power steering fluid.

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

Warranty Information Letter informing that to ensure that DTNA policies and service network practices align, the Warranty Department will be revising the Warranty Manual.

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

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 a

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

Important Campaign Information letter announcing Dealer Travel for Campaign Performance. This letter is to announce a reimbursement available to dealers for travel to a customer??A???A???A???A???A???A???A???A???A???A???A???A?s location to p

350000 EQUIPMENT

Thomas Built Buses Product Awareness Bulletin on Heater Hose Changes

356000 EQUIPMENT ADAPTIVE/MOBILITY

Thomas Built Buses Product Awareness Bulletin on Heater Hose Changes

060000 ENGINE AND ENGINE COOLING

Warranty Information Letter for Detroit and TBB Parchment Format Update. In the continuing effort to standardize across brands, DTNA is pleased to announce that Detroit Diesel Corporation (Detroit) and Thomas Built Bus (TBB) parchments will

350000 EQUIPMENT

220000 SEATS

Thomas Built Buses Product Awareness Bulletin on National Drivera??s Seat Update

162300 STRUCTURE:BODY:DOOR

Service Bulletin for Guidelines for Cleaning and Disinfecting Cab Surfaces. The following guidelines are for cleaning and disinfecting commonly touched surfaces on the inside and outside of a vehicle. For best results, follow cleaning and d

130000 VISIBILITY

Thomas Built Buses Product Awareness Bulletin on Drivera??s Window Update - HDX

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

Warranty Information Letter for Warranty Training Online. DTNA is pleased to announce the release of new Warranty-related training videos. The videos provide Warranty content in short instructional videos that are available on demand throug

350000 EQUIPMENT

Warranty Policy Letter for Handling for Authorized Service Location Part Transfers. To promote 24-hour throughput and maximum efficiency, DTNA is adjusting multiple handling policies: Launching a new handling allowance for parts ordered fr

350000 EQUIPMENT

Warranty Policy Letter for Chassis Progressive Damage Policy Change. Effective for repair orders opened on or after April 27, 2020, if an Authorized Service Location installed a part which later has a warrantable failure, progressive damage

350000 EQUIPMENT

Warranty Policy Letter for Handling Change: Over the Counter Aftermarket Parts Replacement Program. DTNA is pleased to announce that handling will increase to 33% for Misc. Replacement Part type claims filed under the Over the Counter (OTC)

350000 EQUIPMENT

Thomas Built Buses Product Awareness Bulletin on Defender Composite Stop Arm Changes

130000 VISIBILITY

Thomas Built Buses Product Awareness Bulletin on PV360 NS Camera a?? Type D

160000 STRUCTURE

Warranty Policy Letter explaining the Warranty Department is aligning with the frame rail repair policy, published in DTNA Workshop Manuals, which states that there are very few cases in which welding a heat-treated frame rail is allowed. T

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

350000 EQUIPMENT

Open recall and Field service Campaigns report send out to Dealers, General Managers, Service managers and warranty managers.

060000 ENGINE AND ENGINE COOLING

Thomas Built Buses Product Awareness Bulletin on Buy America Cummins B6.7 Engine

350000 EQUIPMENT

Thomas Built Buses Product Awareness Bulletin on Roof Top Lettering (Addendum)

350000 EQUIPMENT

Open recall and Field service Campaigns report send out to Dealers, General Managers, Service managers and warranty managers

110000 ELECTRICAL SYSTEM

Thomas Built Buses Product Awareness Bulletin on 12V Outlets Update

110000 ELECTRICAL SYSTEM

Service Bulletin for Guidelines for Repairing or Replacing an Electrical Harness. Use the guidelines in this bulletin to determine if a damaged electrical harness should be repaired or replaced.

060000 ENGINE AND ENGINE COOLING

Service Solution for TBB 05G and 05K AC belt alignment improvement.This Service Solution is provided to assist Dealers/Customers in resolving the issue of AC Belt not properly aligned or excessive belt wear.

110000 ELECTRICAL SYSTEM

Thomas Built Buses Product Awareness Bulletin on Power Outlet

350000 EQUIPMENT

Thomas Built Buses Product Awareness Bulletin on Power Outlet

060000 ENGINE AND ENGINE COOLING

Warranty Information Letter announcing Detroit NOx Sensor Circuit Improvements for GHG17 After Treatment Systems

110000 ELECTRICAL SYSTEM

Warranty Information Letter announcing Detroit NOx Sensor Circuit Improvements for GHG17 After Treatment Systems

350000 EQUIPMENT

Warranty Information Letter announcing Detroit NOx Sensor Circuit Improvements for GHG17 After Treatment Systems

350000 EQUIPMENT

Thomas Built Buses Product Awareness Bulletin on Data Book Update

350000 EQUIPMENT

Thomas Built Buses Product Awareness Bulletin on Lettering Update

100000 POWER TRAIN

Thomas Built Buses Product Awareness Bulletin on Allison 7 Year Warranty

220000 SEATS

Thomas Built Buses Product Awareness Bulletin on Freedman Seating Update

110000 ELECTRICAL SYSTEM

Service Solution is provided to assist Dealers/Customers in resolving the issue when the brakes are applied, the rear side led marker lights illuminate.

120000 EXTERIOR LIGHTING

Service Solution is provided to assist Dealers/Customers in resolving the issue when the brakes are applied, the rear side led marker lights illuminate.

350000 EQUIPMENT

Thomas Built Buses Product Awareness Bulletin on Slide a?? n Click Update

110000 ELECTRICAL SYSTEM

PowerNet Assessment Tool Repair Procedure

060000 ENGINE AND ENGINE COOLING

Service Systems Development provided document to service locations on price list reflects current charges to engine horsepower ratings for HDEP and MDEG engine platforms.

120000 EXTERIOR LIGHTING

Thomas Built Buses Product Awareness Bulletin on Lamp Monitors

350000 EQUIPMENT

Warranty Information Letter to announce addition of Thomas Built Bus as a brand with an Authorized Demonstrator Program

350000 EQUIPMENT

Warranty Policy Letter to communicate Detroit Return Changes

350000 EQUIPMENT

Warranty Information Letter sent to customers regarding new refrigerator supplier for returning parts.

020000 SUSPENSION

DTNA Special Tools Group has approved the use of Haweka Axis4000 aftermarket alignment system for use on DTNA products at DTNA service locations. The Axis4000 system uses the reference points required by DTNA for precise, accurate, and repe

200000 WHEELS

350000 EQUIPMENT

060000 ENGINE AND ENGINE COOLING

The modified parked regeneration strategy has been standard on GHG17 units since the start of GHG17 production and was added to EPA10 and GHG14 units with a software update. The modified regeneration utilizes an improved strategy to clean t

080000 FUEL SYSTEM, DIESEL

110000 ELECTRICAL SYSTEM

060000 ENGINE AND ENGINE COOLING

HDEP GHG17 engines are not equipped with turbo wastegates. Steps in this troubleshooting involving wastegates were removed.

350000 EQUIPMENT

HDEP GHG17 engines are not equipped with turbo wastegates. Steps in this troubleshooting involving wastegates were removed.

350000 EQUIPMENT

Training Solution created by DTNA to provide guidance to customers when searching for service information for components and systems not owned by Daimler Trucks North America (DTNA).

251000 ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)

Thomas Built Buses Product Awareness Bulletin on ESC Update EFX and HDX

110000 ELECTRICAL SYSTEM

sbu54056 Powernet Troubleshooting Guide Batteries, Path, Alternator, and Starter

110000 ELECTRICAL SYSTEM

D19M3 GHG17 Detroit? DD5? Software Reprogramming

030000 BRAKES (PWS)

30mm Air Disc Brake Caliper Bolt Torque Adapter DSNCHA018005

080000 FUEL SYSTEM, DIESEL

Service Information Bulletin

350000 EQUIPMENT

Service Information Bulletin

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

Service Information Bulletin

070000 FUEL SYSTEM, GASOLINE

Service Information Bulletin- Exhaust Gas Recirculation Crossover Pipe

356000 EQUIPMENT ADAPTIVE/MOBILITY

Service Information Bulletin- Exhaust Gas Recirculation Crossover Pipe

060000 ENGINE (PWS)

Service Information Bulletin- Exhaust Gas Recirculation Crossover Pipe

220000 SEATS

Important Campaign Information on FL769 TBB SynTec Seat Frames (Restraint Seats) Recall

353000 EQUIPMENT:ELECTRICAL

Important Campaign Information- TBB FL785, Interim Recall Notice Ricon Lift Positioning Cams

350000 EQUIPMENT

Service Solution 1033857 TBB Floor Covering Bubbles

350000 EQUIPMENT

Important Warranty Information on AutoMeter BCT-460DTNA Powernet Assessment Tool: Warranty Requirement and Claim Filing

060000 ENGINE AND ENGINE COOLING

Service Solution: 1033798 TBB Horton Fan Clutch replacement Cummins 300 HP

350000 EQUIPMENT

Advance Notice and Dealer Actions ? VIN List

350000 EQUIPMENT

FL772 Interim Recall Notice

220000 SEATS

Advance action for Thomas Built Buses S#B Seat Frames recall has been converted to interim recall INT FL763.

350000 EQUIPMENT

Advance action for Thomas Built Buses S#B Seat Frames recall has been converted to interim recall INT FL763.

220000 SEATS

ICI18-017 TBB FL763 ? Change to Advance Action

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

ICI18-011 TBB FL763 ? Advance Notice and Dealer Actions

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

ICI18-012 TBB FL763 ? Advance Notice and Dealer Actions ? VIN List

220000 SEATS

ICI18-011 TBB FL763 ? Advance Notice and Dealer Actions

220000 SEATS

ICI18-012 TBB FL763 ? Advance Notice and Dealer Actions ? VIN List

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

TBB FL753 ? Interim Recall Notice

151100 SEAT BELTS:FRONT:ANCHORAGE

TBB FL747 ? Interim Recall Notice

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

TBB FL747 ? Interim Recall Notice

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

14CSA23 CSC Announces ?Tech Tips? ? DDCSN

350000 EQUIPMENT

ICI17-021 TBB Recall FL737 ? Revised Bulletin

060000 ENGINE AND ENGINE COOLING

Service Solution SS 1033208TBB TM21 Dual AC alignment and not seate...

220000 SEATS

TBB Syntec S3C Wall Mounted Seats

220000 SEATS

TBB Syntec S3C Wall Mounted Seats

Showing 100 of 190 bulletins.

NHTSA Safety Investigations — THOMAS BUILT BUSES SAF-T-LINER HDX

Investigations opened by NHTSA into potential safety defects. These are separate from recalls and may or may not result in a recall.

PE — Closed — Model Year: 2003

Thomas Built CNG Tank Abrasion

On August 29, 2011 ODI received a Vehicle Owner's Questionnaire (VOQ) from a Los Angeles school district indicating a 2003 Thomas Built Saf-T-Liner HDX compressed natural gas (CNG) school bus in their fleet had insufficient clearance between the CNG tank and mounting bracket resulting in damage to t... Read more

THOMAS BUILT BUSES SAF-T-LINER HDX — All Years Overview

Complete safety history for the THOMAS BUILT BUSES SAF-T-LINER HDX across all model years (2002–2026).

374 Total Recalls

10 Total Complaints

1 Investigations

0 Reported Crashes

2 Reported Fires

0 Reported Deaths

THOMAS BUILT BUSES SAF-T-LINER HDX — Year by Year

Compare recalls and complaints across model years. Click any year to see full details.

Year	Recalls	Complaints
2026	3	0	View
2025	3	0	View
2024	2	0	View
2023	8	0	View
2022	11	0	View
2021	16	0	View
2020	18	0	View
2019	21	2	View
2018	26	0	View
2017 (current)	32	0
2016	29	0	View
2015	31	0	View
2014	30	0	View
2013	23	0	View
2012	19	0	View
2011	23	0	View
2010	16	0	View
2009	14	2	View
2008	14	0	View
2007	10	0	View
2006	9	2	View
2005	5	0	View
2004	5	4	View
2003	5	0	View
2002	1	0	View

Other THOMAS BUILT BUSES Models

Model	Recalls	Complaints
C2	0	0	View
CL-960	0	0	View
CONVENTIONAL	0	0	View
EF	0	0	View
ER	0	0	View
FS-65	0	0	View
FS65	0	0	View
HDX	0	0	View