2021 THOMAS BUILT BUSES SAF-T-LINER HDX
16 recalls — 0 complaints — 70 TSBs
24V555000 Jul 24, 2024
EQUIPMENT:OTHER:LABELS
Defect Description
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. A... Read more
Consequence
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.
22V762000 Oct 12, 2022
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.
22V688000 Sep 14, 2022
STRUCTURE:BODY
Defect Description
Daimler Trucks North America LLC (DTNA) is recalling certain 2020-2023 Thomas Built Saf-T-Liner HDX school buses. The rear exterior side-body panel was manufactured with insufficient joint strength. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standa... Read more
Consequence
A school bus 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 November 11, 2022. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall FL953.
22V634000 Aug 19, 2022
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.
22V510000 Jul 19, 2022
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.
22V271000 Apr 22, 2022
ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES
Defect Description
Daimler Trucks North America, LLC (DTNA) is recalling certain 2019-2023 Thomas Built Bus HDX school buses. The positive battery cable may be routed improperly, allowing it to chafe against the transmission oil cooler hoses, which can cause an electrical short circuit.
Consequence
An electrical short circuit can increase the risk of a fire.
Remedy
Dealers will inspect and repair the cable routing, as necessary, free of charge. Owner notification letters were mailed January 20, 2023. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL928.
22V272000 Apr 22, 2022
ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES
Defect Description
Daimler Trucks North America, LLC (DTNA) is recalling certain 2019-2023 Thomas Built Bus HDX commercial buses. The positive battery cable may be routed improperly, allowing it to chafe against the transmission oil cooler hoses, which can cause an electrical short circuit.
Consequence
An electrical short circuit can increase the risk of a fire.
Remedy
Dealers will inspect and repair the cable routing, as necessary, free of charge. Owner notification letters were mailed January 20, 2023. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL929.
21V915000 Nov 22, 2021
EQUIPMENT:OTHER:LABELS
Defect Description
Daimler Trucks North America, LLC (DTNA) is recalling one 2021 Thomas Built Buses Saf-T-Liner HDX transit bus. The gross axle weight rating (GAWR) may be improperly stated on the label. As such, this vehicle fails to comply with the requirements of Federal Motor Vehicle Safety Standard number 136,... Read more
Consequence
The operator may overload the vehicle while referencing the incorrect label, increasing the risk of a crash.
Remedy
A dealer will apply a new label, free of charge. The owner notification letter is expected to be mailed January 16, 2022. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL911.
21V850000 Nov 2, 2021
ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR
Defect Description
Daimler Trucks North America, LLC (DTNA) is recalling certain 2020-2022 Thomas Built EFX and HDX school buses. The nut for the power cable stud on the alternator may not have been tightened properly, which can cause a loose cable connection.
Consequence
A loose power cable connection may cause electrical arcing, which can increase the risk of a fire.
Remedy
Dealers will inspect the alternator power cable connection and tighten it if necessary, free of charge. Owner notification letters were mailed on December 17, 2021. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL904.
21V659000 Aug 25, 2021
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.
21V660000 Aug 25, 2021
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
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.
21V462000 Jun 17, 2021
SEATS
Defect Description
Daimler Trucks North America, LLC (DTNA) is recalling certain 2018-2022 Thomas Built Saf-T-Liner HDX School Buses. These school buses may have been manufactured with an incorrect passenger seat configuration that does not provide the proper amount of seat back protection. As such, these school bus... Read more
Consequence
In the event of a crash, the seats may not adequately protect the occupants, increasing the risk of injury.
Remedy
Dealers will replace the rear passenger seats, free of charge. No owner notification will be distributed, all units were repaired on August 12, 2021. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-892.
21V370000 May 19, 2021
STEERING:LINKAGES:TIE ROD ASSEMBLY
Defect Description
Daimler Trucks North America, LLC (DTNA) is recalling certain 2021-2022 Thomas Built Saf-T-Liner HDX School Buses and Saf-T-Liner C2 School Buses. The tie rod clamps may be loose, which could result in loose tie rod ends that could break or detach.
Consequence
Detached or broken tie rod ends can result in steering loss, increasing the risk of a crash.
Remedy
Dealers will replace the tie rod clamp bolts and nuts, free of charge. Owner notification letters were mailed December 23, 2021. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-888.
21V327000 May 7, 2021
FUEL SYSTEM, DIESEL:FUEL INJECTION SYSTEM:FUEL RAIL
Defect Description
Daimler Trucks North America, LLC (DNTA) is recalling certain 2018-2021 Thomas Built Buses Saf-T-Liner HDX School Buses. The sealing washer may not seat correctly in the pilot bore holes, allowing the high pressure fuel rail assembly to leak.
Consequence
A fuel leak in the presence of an ignition source increases the risk of a fire.
Remedy
Dealers will replace the fuel rail and fuel lines, free of charge. Interim owner notification letters were mailed on June 21, 2021. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-886.
21V255000 Apr 12, 2021
STEERING:LINKAGES:TIE ROD ASSEMBLY
Defect Description
Daimler Trucks North America, LLC (DTNA) is recalling certain 2021-2022 Thomas Built Buses Saf-T-Liner C2, Saf-T-Liner EFX, and Saf-T-Liner HDX school buses. The steering arm and tie rod bolts may have a defective seam that can fracture.
Consequence
A fractured bolt may cause a loss of steering, increasing the risk of a crash.
Remedy
DTNA will notify owners, and dealers will replace the tie rod arm bolts and steering arm, free of charge. The recall began on June 10, 2021. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-884.
21V017000 Jan 20, 2021
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER
Defect Description
Daimler Trucks North America, LLC (DTNA) is recalling certain 2021 Thomas Built Buses Saf-T-Liner HDX and EFX school buses. On certain vehicles, one of the six brake caliper mounting bolts on the driver side steer axle may have been incorrectly tightened.
Consequence
The loose bolt could result in the other caliper bolts to loosen. Insufficiently tightened bolts may not provide adequate clamping force between the brake caliper and brake anchor plate, resulting in reduced brake effectiveness, increasing the risk of a crash.
Remedy
DTNA will notify owners, and dealers will inspect and repair as necessary, free of charge. The recall began March 17, 2021. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-873.
No complaints found for this vehicle.
Technical Service Bulletins — 2021 THOMAS BUILT BUSES SAF-T-LINER HDX
70 manufacturer communications from 50 unique bulletins. TSBs describe known problems and recommended fixes from the manufacturer.
Most Affected Components
| Component | Bulletins |
|---|---|
| 350000 EQUIPMENT | 19 |
| 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL | 10 |
| 060000 ENGINE AND ENGINE COOLING | 9 |
| 100000 POWER TRAIN | 5 |
| 356000 EQUIPMENT ADAPTIVE/MOBILITY | 4 |
| 110000 ELECTRICAL SYSTEM | 4 |
| 010000 STEERING | 3 |
| 130000 VISIBILITY | 2 |
ICI24-006
Feb 20, 2024
060000 ENGINE AND ENGINE COOLING
Important Campaign Information letter for FL974 - Revised Bulletin & Population
FL974
Feb 20, 2024
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
FL974
Jan 19, 2024
060000 ENGINE AND ENGINE COOLING
Emissions Recall: Cummins DEF Sensor Shortage
PAB040-2021
Jul 27, 2021
980000 UNKNOWN OR OTHER
Product Awareness Bulletin for Saf-T-Liner HDX Dash Decal. TBB made a change in April of 2020 to remove the Saf-T-Liner HDX decal off the front surface of the drivera??s side dash. This change was made due to the adhesion concerns that we w
WP21-007
Mar 22, 2021
350000 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-re
WP21-007
Mar 22, 2021
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
ICI21-004
Feb 15, 2021
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
Important Campaign Information Letter for Dealer Travel for Campaign Performance a?? TBB.
WI20-014R
Feb 8, 2021
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
PAB007-2021
Jan 21, 2021
060000 ENGINE AND ENGINE COOLING
Thomas Built Buses Product Awareness Bulletin on MY2021 Cummins B6.7 Containment Plan
WP20-018R
Dec 8, 2020
100000 POWER TRAIN
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
WP20-018R
Dec 8, 2020
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
WP20-018
Dec 7, 2020
356000 EQUIPMENT ADAPTIVE/MOBILITY
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
WP20-018
Dec 7, 2020
350000 EQUIPMENT
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
WP20-018
Dec 7, 2020
100000 POWER TRAIN
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
WP20-018
Dec 7, 2020
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
PAB036-2020
Oct 21, 2020
350000 EQUIPMENT
Thomas Built Buses Product Awareness Bulletin on Lettering Changes - Notification
TechTalk4725
Sep 22, 2020
350000 EQUIPMENT
Tech Talk discussion about power steering fluid.
TechTalk4725
Sep 22, 2020
010000 STEERING
Tech Talk discussion about power steering fluid.
ICI20-022
Aug 3, 2020
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
WI20-014
Aug 3, 2020
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
WI20-012
Aug 3, 2020
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.
PAB028-2020
Jul 22, 2020
356000 EQUIPMENT ADAPTIVE/MOBILITY
Thomas Built Buses Product Awareness Bulletin on Heater Hose Changes
PAB028-2020
Jul 22, 2020
350000 EQUIPMENT
Thomas Built Buses Product Awareness Bulletin on Heater Hose Changes
WI20-011
Jul 20, 2020
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
WI20-011
Jul 20, 2020
350000 EQUIPMENT
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
PAB026-2020
Jul 17, 2020
220000 SEATS
Thomas Built Buses Product Awareness Bulletin on National Drivera??s Seat Update
SB60-171
Jul 10, 2020
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
WI20-009
Jun 10, 2020
060000 ENGINE AND ENGINE COOLING
Warranty Information Letter for a Warranty Service Replacement Engine Program Clarification. Detroit established the Warranty Service Replacement Engine Program to support an unrepairable catastrophic engine failure due to manufacturing def
PAB022-2020
May 26, 2020
130000 VISIBILITY
Thomas Built Buses Product Awareness Bulletin on Drivera??s Window Update - HDX
PAB021-2020
May 13, 2020
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
Thomas Built Buses Product Awareness Bulletin on a??School Busa?? Lettering
WI20-008
Apr 27, 2020
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
WP20-007
Apr 23, 2020
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
WP20-006
Apr 23, 2020
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
WP20-005
Apr 22, 2020
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)
PAB014-2020
Mar 26, 2020
350000 EQUIPMENT
Thomas Built Buses Product Awareness Bulletin on Defender Composite Stop Arm Changes
PAB012-2020
Mar 23, 2020
130000 VISIBILITY
Thomas Built Buses Product Awareness Bulletin on PV360 NS Camera a?? Type D
03.2020 Campaign
Mar 17, 2020
350000 EQUIPMENT
Open recall and Field service Campaigns report send out to Dealers, General Managers, Service managers and warranty managers.
WP20-002
Mar 17, 2020
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
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
PAB010-2020
Mar 17, 2020
060000 ENGINE AND ENGINE COOLING
Thomas Built Buses Product Awareness Bulletin on Buy America Cummins B6.7 Engine
WP20-002
Mar 17, 2020
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
PAB009-2020
Mar 5, 2020
350000 EQUIPMENT
Thomas Built Buses Product Awareness Bulletin on Roof Top Lettering (Addendum)
02.2020 Campaign
Mar 4, 2020
350000 EQUIPMENT
Open recall and Field service Campaigns report send out to Dealers, General Managers, Service managers and warranty managers
PAB007-2020
Feb 25, 2020
110000 ELECTRICAL SYSTEM
Thomas Built Buses Product Awareness Bulletin on 12V Outlets Update
WP20-001REV
Feb 14, 2020
270000 LANE DEPARTURE
Revision to a Warranty Policy Letter announcing the One Stop Supplier Extended Program Launch. The One Stop Supplier Extended Program streamlines the claim filing process because with One Stop Supplier Extended, the service network will fil
WP20-001REV
Feb 14, 2020
020000 SUSPENSION
Revision to a Warranty Policy Letter announcing the One Stop Supplier Extended Program Launch. The One Stop Supplier Extended Program streamlines the claim filing process because with One Stop Supplier Extended, the service network will fil
WP20-001REV
Feb 14, 2020
100000 POWER TRAIN
Revision to a Warranty Policy Letter announcing the One Stop Supplier Extended Program Launch. The One Stop Supplier Extended Program streamlines the claim filing process because with One Stop Supplier Extended, the service network will fil
WP20-001REV
Feb 14, 2020
350000 EQUIPMENT
Revision to a Warranty Policy Letter announcing the One Stop Supplier Extended Program Launch. The One Stop Supplier Extended Program streamlines the claim filing process because with One Stop Supplier Extended, the service network will fil
SB54-290
Feb 14, 2020
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.
SS1034619
Jan 27, 2020
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.
PAB002-2020
Jan 22, 2020
110000 ELECTRICAL SYSTEM
Thomas Built Buses Product Awareness Bulletin on Power Outlet
PAB002-2020
Jan 22, 2020
350000 EQUIPMENT
Thomas Built Buses Product Awareness Bulletin on Power Outlet
WP20-001
Jan 20, 2020
980000 UNKNOWN OR OTHER
Warranty Policy Letter announcing the One Stop Supplier Extended Program Launch. The One Stop Supplier Extended Program streamlines the claim filing process because with One Stop Supplier Extended, the service network will file claims for s
WP20-001
Jan 20, 2020
100000 POWER TRAIN
Warranty Policy Letter announcing the One Stop Supplier Extended Program Launch. The One Stop Supplier Extended Program streamlines the claim filing process because with One Stop Supplier Extended, the service network will file claims for s
WP20-001
Jan 20, 2020
020000 SUSPENSION
Warranty Policy Letter announcing the One Stop Supplier Extended Program Launch. The One Stop Supplier Extended Program streamlines the claim filing process because with One Stop Supplier Extended, the service network will file claims for s
WP20-001
Jan 20, 2020
270000 LANE DEPARTURE
Warranty Policy Letter announcing the One Stop Supplier Extended Program Launch. The One Stop Supplier Extended Program streamlines the claim filing process because with One Stop Supplier Extended, the service network will file claims for s
PAB048-2019
Dec 6, 2019
350000 EQUIPMENT
Thomas Built Buses Product Awareness Bulletin on Data Book Update
PAB043-2019
Dec 2, 2019
350000 EQUIPMENT
Thomas Built Buses Product Awareness Bulletin on Lettering Update
SB98-015
Nov 19, 2019
356000 EQUIPMENT ADAPTIVE/MOBILITY
Service Bulletin for paint finish standards. Delfleet One has been added for aftermarket use. This version replaces service bulletin dated May 5, 2017.
SB98-015
Nov 19, 2019
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
Service Bulletin for paint finish standards. Delfleet One has been added for aftermarket use. This version replaces service bulletin dated May 5, 2017.
WP19-019
Nov 19, 2019
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
Warranty Policy letter announcing service locations have 90 calendar days from delivery to open a repair order which Identifies and addresses discrepancies from the sales order.
PAB042-2019
Nov 15, 2019
100000 POWER TRAIN
Thomas Built Buses Product Awareness Bulletin on Allison 7 Year Warranty
PAB038-2019
Nov 1, 2019
220000 SEATS
Thomas Built Buses Product Awareness Bulletin on Freedman Seating Update
PAB035-2019
Sep 25, 2019
350000 EQUIPMENT
Thomas Built Buses Product Awareness Bulletin on Slide a?? n Click Update
PAB033-2019
Sep 5, 2019
120000 EXTERIOR LIGHTING
Thomas Built Buses Product Awareness Bulletin on Lamp Monitors
PAB025-2019
Jul 25, 2019
357100 EQUIPMENT:APPLIANCE:AIR CONDITIONER
Thomas Built Buses Product Awareness Bulletin on Air Conditioning Update, HDX
PAB022-2019
Jun 27, 2019
251000 ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC)
Thomas Built Buses Product Awareness Bulletin on ESC Update EFX and HDX
PAB004-2019
Mar 18, 2019
356000 EQUIPMENT ADAPTIVE/MOBILITY
Thomas Built Buses Product Awareness Bulletin on Corrosion Protection EFX & HDX
PAB004-2019
Mar 18, 2019
350000 EQUIPMENT
Thomas Built Buses Product Awareness Bulletin on Corrosion Protection EFX & HDX
PAB004-2019
Mar 18, 2019
070000 FUEL SYSTEM, GASOLINE
Thomas Built Buses Product Awareness Bulletin on Corrosion Protection EFX & HDX
SS1033208
Aug 22, 2017
060000 ENGINE AND ENGINE COOLING
Service Solution SS 1033208TBB TM21 Dual AC alignment and not seate...
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.
PE11029
Opened: Sep 2, 2011 — Closed: Feb 17, 2012
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 (current) | 16 | 0 | |
| 2020 | 18 | 0 | View |
| 2019 | 21 | 2 | View |
| 2018 | 26 | 0 | View |
| 2017 | 32 | 0 | View |
| 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 |