2022 THOMAS BUILT BUSES SAF-T-LINER HDX
11 recalls — 0 complaints — 48 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.
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.
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.
21V714000 Sep 15, 2021
ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN
Defect Description
Daimler Trucks North America, LLC (DTNA) is recalling certain 2022 Thomas Built Buses Saf-T-Liner HDX school buses. The fan drive pulley assembly bolts may be incorrect or improperly installed. Incorrect or improperly installed bolts may lead to a loose fan belt, resulting in a disabled bus.
Consequence
A disabled school bus may require an evacuation procedure in an uncontrolled traffic situation, increasing the risk of injury.
Remedy
DTNA will inspect and repair the fan drive pulley assembly mounting bolts as necessary, free of charge. Owner notification letters were mailed on November 12, 2021. Owners may contact DTNA's customer service at 1-800-547-0712. DTNA's number for this recall is FL-902.
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.
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.
No complaints found for this vehicle.
Technical Service Bulletins — 2022 THOMAS BUILT BUSES SAF-T-LINER HDX
48 manufacturer communications from 44 unique bulletins. TSBs describe known problems and recommended fixes from the manufacturer.
Most Affected Components
| Component | Bulletins |
|---|---|
| 350000 EQUIPMENT | 12 |
| 980000 UNKNOWN OR OTHER | 6 |
| 060000 ENGINE AND ENGINE COOLING | 6 |
| 120000 EXTERIOR LIGHTING | 5 |
| 200000 WHEELS | 4 |
| 220000 SEATS | 2 |
| 100000 POWER TRAIN | 2 |
| 110000 ELECTRICAL SYSTEM | 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
PAB018-2022
Mar 28, 2022
200000 WHEELS
Product Awareness Bulletin for AUTOMATIC TIRE CHAINS DISCONTINUED
PAB017-2022
Mar 25, 2022
200000 WHEELS
Product Awareness Bulletin for SUSPENSION OF BF GOODRICH TIRE OPTIONS
PAB054-2021
Sep 28, 2021
980000 UNKNOWN OR OTHER
TBB Product Awareness Bulletin for E180WM008 TBB WHITE DISCONTINUED. To further our efforts to simplify our product options and improve our manufacturing efficiency, we are immediately discontinuing our paint sales codes for BASF E180WM008
PAB052-2021
Sep 23, 2021
200000 WHEELS
TBB Product Awareness Bulletin for TEMPORARY SUSPENSION OF BFG TIRE OPTIONS. We have immediately suspended our BF Goodrich tire options for Saf-T-Liner C2, HDX and EFX as a result of supply chain shortages. No time period has been provided
PAB051-2021
Sep 21, 2021
160000 STRUCTURE
TBB Product Awareness Bulletin for Fasteners a??Temporary Deviation. TBB is dealing with multiple Fastener supply shortages; you may notice a change of fasteners in some areas of our products. Please rest assured that engineering has develo
PAB048-2021
Sep 10, 2021
350000 EQUIPMENT
TBB Product Awareness Bulletin for INSTA-CHAIN SNOW AND ICE CHAINS DISCONTINUED. We are immediately discontinuing Insta-Chain Snow and Ice chain options below. Insta-Chain has been acquired by OnSpot, also a supplier of snow and ice chains.
PAB046-2021
Aug 27, 2021
350000 EQUIPMENT
Product Awareness Bulletin for Defender Electric Crossing Arm Transit. The Defender electric crossing arm will be replacing the Series 7 for new orders effective 8/28/2021.
PAB043-2021
Aug 10, 2021
980000 UNKNOWN OR OTHER
Product Awareness Bulletin for Canadian Exchange Rate. Canadian dealers will now have the ability to select an exchange rate scenario, via sales code, at the time of quote validation.
PAB042-2021
Aug 9, 2021
350000 EQUIPMENT
Product Awareness Bulletin for New Standard Equipment a?? Snap In Aisle Strip. We are excited to announce our new polymer snap-in aisle strips as standard equipment for all TBB products. This new design provides a smoother, more modern fini
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
PAB039-2021
Jul 27, 2021
100000 POWER TRAIN
Product Awareness Bulletin for Saf-T-Liner HDX Push Button Shifter. The Orscheln Dash mounted shifter for HDX is being temporarily discontinued due to a part availability concern. We are working diligently to get this issue resolved. There
PAB036-2021
Jun 21, 2021
120000 EXTERIOR LIGHTING
Thomas Built Buses Product Awareness Bulletin on LED Marker-Turn Lamp Containment - All Products
PAB033-2021
Jun 16, 2021
980000 UNKNOWN OR OTHER
Thomas Built Buses Product Awareness Bulletin on HDX-EFX-C2 Dash Plate Costing Containment
PAB031-2021
May 28, 2021
980000 UNKNOWN OR OTHER
Thomas Built Buses Product Awareness Bulletin on Vehicle Application Code Updates and Clean Idle Labels
PAB029-2021
May 19, 2021
160000 STRUCTURE
Thomas Built Buses Product Awareness Bulletin on New Rear Bumper Topcoat for all TBB Vehicles
PM Sensor Shrtg
May 18, 2021
060000 ENGINE AND ENGINE COOLING
Supply chain shortage notice. Model Year 2022 Freightliner, Western Star, Freightliner Custom Chassis, and Thomas Built Bus vehicles manufactured with the following engines have been built without a Particulate Matter (PM)/Soot sensor: ??
PM Sensor Shrtg
May 18, 2021
110000 ELECTRICAL SYSTEM
Supply chain shortage notice. Model Year 2022 Freightliner, Western Star, Freightliner Custom Chassis, and Thomas Built Bus vehicles manufactured with the following engines have been built without a Particulate Matter (PM)/Soot sensor: ??
PAB027-2021
May 7, 2021
120000 EXTERIOR LIGHTING
Thomas Built Buses Product Awareness Bulletin on Skirt Mounted Light Changes
PAB024-2021
Apr 14, 2021
350000 EQUIPMENT
Thomas Built Buses Product Awareness Bulletin on Factory AM-FM Radio Update
PAB021-2021
Mar 29, 2021
170000 LATCHES/LOCKS/LINKAGES
Thomas Built Buses Product Awareness Bulletin on Auto-Reversing Door HDX
PAB020-2021
Mar 22, 2021
120000 EXTERIOR LIGHTING
Thomas Built Buses Product Awareness Bulletin on Discontinued Warning Light Packages
PAB019-2021
Mar 10, 2021
980000 UNKNOWN OR OTHER
Thomas Built Buses Product Awareness Bulletin on Greenhouse Gas (GHG) 2021 - Configurator Update
PAB018-2021
Mar 8, 2021
120000 EXTERIOR LIGHTING
Thomas Built Buses Product Awareness Bulletin on Stage 2 Lights for Passenger Loading-Unloading
PAB016-2021
Mar 3, 2021
350000 EQUIPMENT
Thomas Built Buses Product Awareness Bulletin on Insta-Chain HDX-EFX
PAB016-2021
Mar 3, 2021
200000 WHEELS
Thomas Built Buses Product Awareness Bulletin on Insta-Chain HDX-EFX
PAB036-2020
Oct 21, 2020
350000 EQUIPMENT
Thomas Built Buses Product Awareness Bulletin on Lettering Changes - Notification
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
PAB026-2020
Jul 17, 2020
220000 SEATS
Thomas Built Buses Product Awareness Bulletin on National Drivera??s Seat Update
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
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
PAB010-2020
Mar 17, 2020
060000 ENGINE AND ENGINE COOLING
Thomas Built Buses Product Awareness Bulletin on Buy America Cummins B6.7 Engine
PAB009-2020
Mar 5, 2020
350000 EQUIPMENT
Thomas Built Buses Product Awareness Bulletin on Roof Top Lettering (Addendum)
PAB007-2020
Feb 25, 2020
110000 ELECTRICAL SYSTEM
Thomas Built Buses Product Awareness Bulletin on 12V Outlets Update
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
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
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 (current) | 11 | 0 | |
| 2021 | 16 | 0 | View |
| 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 |