2021 THOMAS BUILT BUSES SAF-T-LINER C2
15 recalls — 0 complaints — 150 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.
23V669000 Oct 3, 2023
STRUCTURE:EMERGENCY:ESCAPE/EGRESS/EXIT:LATCHING/RELEASE SYSTEM
Defect Description
Daimler Trucks North America, LLC. (DTNA) is recalling certain 2019-2024 Thomas Built SAF-T-LINER C2 and 2020-2024 Thomas Built SAF-T-Liner Jouley school buses. The fasteners for the emergency exit door may loosen and detach, which can allow the emergency exit door to open unexpectedly.
Consequence
An emergency exit door opening unexpectedly can increase the risk of an injury.
Remedy
Dealers will inspect and tighten the fasteners for the emergency exit door, as necessary, free of charge. Owner notification letters were mailed December 1, 2023. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL982.
23V670000 Oct 3, 2023
STRUCTURE:EMERGENCY:ESCAPE/EGRESS/EXIT:LATCHING/RELEASE SYSTEM
Defect Description
Daimler Trucks North America, LLC. (DTNA) is recalling certain 2019-2024 Thomas Built SAF-T-LINER C2 transit buses. The fasteners for the emergency exit door may loosen and detach, which can allow the emergency exit door to open unexpectedly.
Consequence
An emergency exit door opening unexpectedly can increase the risk of an injury.
Remedy
Dealers will inspect and tighten the fasteners for the emergency exit door, as necessary, free of charge. Owner notification letters were mailed December 1, 2023. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL982.
23V209000 Sep 13, 2023
ELECTRICAL SYSTEM
Defect Description
Daimler Trucks North America, LLC (DTNA) is recalling certain 2021-2023 Thomas Built Bus SAF-TLINER C2 JOULEY school buses equipped with an automatic low voltage disconnect switch. The automatic low voltage disconnect switch may fail, resulting in a loss of drive power, power steering, or vehicle l... Read more
Consequence
A loss of drive power, power steering, or vehicle lighting can increase the risk of a crash.
Remedy
Dealers will remove the automatic low voltage disconnect switch, free of charge. Owner notification letters were mailed October 18, 2023. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL968.
23V333000 May 9, 2023
STRUCTURE:BODY
Defect Description
Daimler Trucks North America, LLC (DTNA) is recalling certain 2021-2024 Thomas Built SAF-T-LINER C2 and 2021-2023 Thomas Built SAF-T-LINER C2 Jouley school buses. A rear interior joint may have been manufactured incorrectly, resulting in insufficient joint strength. As such, these vehicles fail t... Read more
Consequence
A school bus with insufficient joint strength may not adequately protect passengers in the event of a crash, increasing the risk of injury.
Remedy
Dealers will add additional fasteners to secure the joints, free of charge. Owner notification letters were mailed December 19, 2023. Owners may contact DTNA customer service at 1-800-574-0712. DTNA's number for this recall is FL973.
22V438000 Jun 20, 2022
ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM)
Defect Description
Daimler Trucks North America, LLC (DTNA) is recalling certain 2020-2023 Thomas Built C2 Saf-T-Liner school buses equipped with 8.8L LPG engines. The engine control module (ECM) may set a fault code that results in an unexpected engine shut down.
Consequence
Unexpected engine shut down can increase the risk of a crash. Additionally, a disabled school bus may require an evacuation procedure in an uncontrolled traffic situation, increasing the risk of injury to passengers.
Remedy
Dealers will update the ECM software, free of charge. Owner notification letters were mailed October 28, 2022. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL942.
21V547000 Jul 20, 2021
PARKING BRAKE:ELECTRICAL:SWITCH
Defect Description
Daimler Trucks North America, LLC (DTNA) is recalling certain 2021-2022 Thomas Built C2 Saf-T-Liner school buses. The parking brake activation switch may fail to set the parking brake.
Consequence
Unintended movement of the vehicle increases the risk of a crash.
Remedy
DTNA will update the Dash Electronic Control Unit (DECU ) software, free of charge. Owner notification letters were mailed on September 14, 2021. Owners may contact DTNA's customer service at 1-800-547-0712. DTNA's number for this recall is FL-896.
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.
21V207000 Mar 24, 2021
TIRES:VALVE
Defect Description
Daimler Trucks North America, LLC (DTNA) is recalling certain 2021 Thomas Built C2 Saf-T-Liner School Buses. The tire valve stem extension may be damaged by contact with disc brake caliper.
Consequence
A damaged tire valve stem may cause a loss of tire pressure, increasing the risk of a crash. A disabled bus may require passengers to transfer to a different bus on the side of the road, increasing the risk of injury.
Remedy
DTNA will notify owners, and dealers will replace the valve stems, free of charge. This recall is expected to begin on May 22, 2021. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-882.
21V120000 Feb 25, 2021
ENGINE
Defect Description
Daimler Trucks North America, LLC (DTNA) is recalling certain 2019-2021 Thomas Built Buses Saf-T-Liner C2 school buses equipped with Cummins B6.7N engines. The engine control module software may be calibrated incorrectly, causing the engine to not limit engine speed or torque as intended for certai... Read more
Consequence
If safety-related functions such as vehicle braking, stability, speed, and collision avoidance do not function properly, it can increase the risk of a crash.
Remedy
DTNA will work with the engine manufacturer Cummins Inc. to notify owners, and Cummins dealers will recalibrate the engine control module, free of charge. Owner notifications were mailed on March 29, 2021. Owners may contact DTNA customer service at 1-800-547-0712. DTNA number for this recall is ... Read more
20V787000 Dec 16, 2020
SERVICE BRAKES, AIR
Defect Description
Daimler Trucks North America, LLC (DTNA) is recalling certain 2021 Thomas Built Saf-T-Liner C2 Jouley electric school buses. If the service brake pedal is pressed and then released while the parking brake is engaged, the parking brake may release unexpectedly. As such, these vehicles fail to compl... Read more
Consequence
An unexpected disengagement of the parking brake without continual application of the service brake may allow the vehicle to roll freely, increasing the risk of a vehicle crash.
Remedy
DTNA will notify owners, and dealers will update the electronic control unit (ECU) software, free of charge. The recall began January 22, 2021. Owners may contact DTNA customer service at 1-800-745-8000. DTNA's number for this recall is FL-870.
20V435000 Jul 28, 2020
SERVICE BRAKES
Defect Description
Daimler Trucks North America, LLC. (DTNA) is recalling certain 2021 Saf-T-Liner C2 School Buses. The adjustable brake pedal arm may rotate from its original location due to an incorrect fit between the pedal adjustment tube and the upper brake arm casting.
Consequence
A brake pedal that rotates out of position increases the risk of a crash.
Remedy
DTNA will notify owners, and dealers will install a new brake pedal assembly, free of charge. DTNA issued owners an interim notification on September 22, 2020. The recall began February 17, 2021. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-857.
20V113000 Feb 26, 2020
EXTERIOR LIGHTING
Defect Description
Daimler Trucks North America LLC (DTNA) is recalling certain 2017-2020 Thomas Built Buses Saf-T-Liner C2 school buses configured with a specific Switch Hub Module (part numbers 204803 and 216434) combined with a 500k Bulk Head Module and a certain 3-position momentary switch warning light package. ... Read more
Consequence
If the exterior warning lights and stop sign indicator stop working, other drivers may inadvertently proceed driving before the school bus loading/unloading of students is complete, increasing the risk of an injury.
Remedy
DTNA will notify owners, and dealers will update the SHM, free of charge. The recall began April 15, 2020. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-844.
19V869000 Dec 6, 2019
ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN
Defect Description
Daimler Trucks North America LLC (DTNA) is recalling certain 2020-2021 Thomas Built Saf-T-Liner C2 school buses equipped with Detroit Diesel DD5 engines. The fan hub bolts may have been may have been insufficiently tightened.
Consequence
The loose bolts can cause the fan to damage surrounding components and/or detach from the engine, disabling the bus and resulting in an evacuation in an uncontrolled traffic situation, thereby increasing the risk of an injury.
Remedy
DTNA will notify owners, and dealers will inspect and repair the fan hub bolts, as necessary, free of charge. The recall began January 16, 2020. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-841.
No complaints found for this vehicle.
Technical Service Bulletins — 2021 THOMAS BUILT BUSES SAF-T-LINER C2
150 manufacturer communications from 100 unique bulletins. TSBs describe known problems and recommended fixes from the manufacturer.
Most Affected Components
| Component | Bulletins |
|---|---|
| 060000 ENGINE AND ENGINE COOLING | 33 |
| 350000 EQUIPMENT | 32 |
| 110000 ELECTRICAL SYSTEM | 19 |
| 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL | 11 |
| 100000 POWER TRAIN | 8 |
| 356000 EQUIPMENT ADAPTIVE/MOBILITY | 7 |
| 010000 STEERING | 4 |
| 170000 LATCHES/LOCKS/LINKAGES | 4 |
CumminsB6.7SSI
Apr 26, 2024
060000 ENGINE AND ENGINE COOLING
Extended Warranty Policy for certain Cummins B6.7 engines with SSI DEF headers for EPA and CARB Emissions Reporting
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
ICI24-006
Feb 20, 2024
060000 ENGINE AND ENGINE COOLING
Important Campaign Information letter for FL974 - Revised Bulletin & Population
FL974
Jan 19, 2024
060000 ENGINE AND ENGINE COOLING
Emissions Recall: Cummins DEF Sensor Shortage
SBT49-008
Oct 27, 2022
060000 ENGINE AND ENGINE COOLING
Thomas Built Buses Service Bulletin for DEF Connector Reinforcement Caps. Some customers experience separation of the diesel exhaust fluid (DEF) lines from the connection ports in extreme cold temperatures. To prevent this, a process was de
ICI22-043
Sep 26, 2022
050000 PARKING BRAKE
Important Campaign Information Letter for SF633 Revised Bulletin. This letter is to inform you that a revised bulletin for Field Service SF633 FCCC School Bus Chassis Park Brake Alarm is available on DTNAConnect. REVISION: Due to a software
SF633
Sep 26, 2022
050000 PARKING BRAKE
Revised Field Service Campaign for FCCC School Bus Chassis Park Brake Alarm. On certain vehicles, the park brake alarm software parameter may be disabled. With a disabled park brake alarm, if the driver turns off the ignition without settin
SF633
Aug 10, 2021
050000 PARKING BRAKE
Field Service Campaign for FCCC School Bus Chassis Park Brake Alarm. On certain vehicles, the park brake alarm software parameter may be disabled. With a disabled park brake alarm, if the driver turns off the ignition without setting the pa
SS284TBB2021
Jun 14, 2021
060000 ENGINE AND ENGINE COOLING
Service Solution for TBB C2 with DD5 engine for low dash heat.
SS284TBB2021
Jun 14, 2021
130000 VISIBILITY
Service Solution for TBB C2 with DD5 engine for low dash heat.
TechTalk
May 25, 2021
060000 ENGINE AND ENGINE COOLING
TechTalk Discussion dd5 oil leak
WI21-009
Apr 19, 2021
060000 ENGINE AND ENGINE COOLING
Warranty Information letter announcing that DTNA is increasing the Standard Diagnostic Times (SDTs) shown. The updated after treatment system (ATS) diesel exhaust fluid (DEF) pump times will be applied to repair orders opened on or after Ap
TechTalk566237
Apr 14, 2021
060000 ENGINE AND ENGINE COOLING
Tech Talk discussion on DD5 oil leak.
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
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
SS267FCCC2021
Mar 19, 2021
110000 ELECTRICAL SYSTEM
Service Solution for eB2 High Voltage Relay. The High Voltage relay is currently rated as an IP65. While mounted in a dry location, some customer may want the added benefits of an IP67 rated module. An IP67 rated version of the high voltage
CALTB54-002
Mar 16, 2021
110000 ELECTRICAL SYSTEM
Customer Advisory Letter for Saf-T-Liner C2 Jouley Electric Bus Dash Panel Updates.
21OEM-06
Feb 19, 2021
060000 ENGINE AND ENGINE COOLING
Starting on November 23, 2020, DiagnosticLink 8.13 (Build 4527) was made available. Current subscribers of DiagnosticLink 8.11 or 8.12 may upgrade to DiagnosticLink 8.13 at no cost. All DTNA Service shops & OEM locations are required to mai
SS1034887
Feb 18, 2021
070000 FUEL SYSTEM, GASOLINE
Service Solution for 8.8L Aft Fuel Harness Update. The aft fuel system harness may not be built per the schematic. This issue will not have any operability related issues. It is simply updating the harness to allow it to match how the schem
SS1034887
Feb 18, 2021
081100 FUEL SYSTEM, DIESEL:STORAGE:TANK ASSEMBLY
Service Solution for 8.8L Aft Fuel Harness Update. The aft fuel system harness may not be built per the schematic. This issue will not have any operability related issues. It is simply updating the harness to allow it to match how the schem
CALFCCC54-002
Feb 17, 2021
070000 FUEL SYSTEM, GASOLINE
Customer Advisory Letter for C2 School Bus Aft Fuel System Harness Update. Freightliner Custom Chassis has determined that the aft fuel system wiring harness on C2 School Buses may not have been built as the schematic indicates. The vehicle
CALFCCC54-002
Feb 17, 2021
110000 ELECTRICAL SYSTEM
Customer Advisory Letter for C2 School Bus Aft Fuel System Harness Update. Freightliner Custom Chassis has determined that the aft fuel system wiring harness on C2 School Buses may not have been built as the schematic indicates. The vehicle
WI21-005
Feb 15, 2021
350000 EQUIPMENT
Warranty Information Letter for Body Builder/Truck Equipment Manufacturer Demonstration Program.
WI21-005
Feb 15, 2021
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
Warranty Information Letter for Body Builder/Truck Equipment Manufacturer Demonstration Program.
WI21-006
Feb 15, 2021
060000 ENGINE AND ENGINE COOLING
Warranty Information Letter for Detroit NOx Sensor Circuit Fault Codes - Claim Guidelines.
WI21-006
Feb 15, 2021
110000 ELECTRICAL SYSTEM
Warranty Information Letter for Detroit NOx Sensor Circuit Fault Codes - Claim Guidelines.
WI21-006
Feb 15, 2021
350000 EQUIPMENT
Warranty Information Letter for Detroit NOx Sensor Circuit Fault Codes - Claim Guidelines.
WI21-006
Feb 15, 2021
356000 EQUIPMENT ADAPTIVE/MOBILITY
Warranty Information Letter for Detroit NOx Sensor Circuit Fault Codes - Claim Guidelines.
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
WI21-004
Feb 1, 2021
060000 ENGINE AND ENGINE COOLING
Warranty Information Letter for Detroit Resources: Exploded View DD Platform and DT12 Posters. Detroit's TechComm team created visual aids for the network and released exploded view posters for DD platform engines. In early 2021, Detroit ad
WI21-004
Feb 1, 2021
100000 POWER TRAIN
Warranty Information Letter for Detroit Resources: Exploded View DD Platform and DT12 Posters. Detroit's TechComm team created visual aids for the network and released exploded view posters for DD platform engines. In early 2021, Detroit ad
CALeB2Updates
Jan 26, 2021
060000 ENGINE AND ENGINE COOLING
Customer Advisory Letter for EV School Bus Product Updates. Freightliner Custom Chassis has developed some product enhancements and improvements for certain eB2 School Busses which include software updates and adding a coolant pump mounting
CALeB2Updates
Jan 26, 2021
110000 ELECTRICAL SYSTEM
Customer Advisory Letter for EV School Bus Product Updates. Freightliner Custom Chassis has developed some product enhancements and improvements for certain eB2 School Busses which include software updates and adding a coolant pump mounting
CALeB2Updates
Jan 26, 2021
350000 EQUIPMENT
Customer Advisory Letter for EV School Bus Product Updates. Freightliner Custom Chassis has developed some product enhancements and improvements for certain eB2 School Busses which include software updates and adding a coolant pump mounting
SS1034864
Jan 22, 2021
110000 ELECTRICAL SYSTEM
Service Solution for eB2 Product Updates & Enhancements. Certain early production eB2 buses may complain of an intermittent amber colored battery light flickering or illuminating for no reason. A new software update for the EV controller ha
SS1034864
Jan 22, 2021
118000 ELECTRICAL SYSTEM:SOFTWARE
Service Solution for eB2 Product Updates & Enhancements. Certain early production eB2 buses may complain of an intermittent amber colored battery light flickering or illuminating for no reason. A new software update for the EV controller ha
SS1034877
Jan 22, 2021
060000 ENGINE AND ENGINE COOLING
Service Solution for TBB and Freightliner EB2 Electric Bus Charging troubleshooting.
SS1034877
Jan 22, 2021
110000 ELECTRICAL SYSTEM
Service Solution for TBB and Freightliner EB2 Electric Bus Charging troubleshooting.
PAB007-2021
Jan 21, 2021
060000 ENGINE AND ENGINE COOLING
Thomas Built Buses Product Awareness Bulletin on MY2021 Cummins B6.7 Containment Plan
TechTalk8066
Jan 20, 2021
350000 EQUIPMENT
Tech Talk discussion on Zonar Door Signal.
WI21-002
Jan 18, 2021
060000 ENGINE AND ENGINE COOLING
Warranty Information Letter for Proterra Electric Powertrain Extended Warranty on TBB Electric Vehicles and FCCC Electric School Bus Chassis. Please be aware that for TBB electric vehicles and Freightliner Custom Chassis Corporation (FCCC)
WI21-002
Jan 18, 2021
100000 POWER TRAIN
Warranty Information Letter for Proterra Electric Powertrain Extended Warranty on TBB Electric Vehicles and FCCC Electric School Bus Chassis. Please be aware that for TBB electric vehicles and Freightliner Custom Chassis Corporation (FCCC)
WI21-002
Jan 18, 2021
110000 ELECTRICAL SYSTEM
Warranty Information Letter for Proterra Electric Powertrain Extended Warranty on TBB Electric Vehicles and FCCC Electric School Bus Chassis. Please be aware that for TBB electric vehicles and Freightliner Custom Chassis Corporation (FCCC)
SBT35-004
Dec 23, 2020
100000 POWER TRAIN
Thomas Built Buses Service Bulletin for Axle Flange Gasket Replaced with O-Ring. Daimler Trucks North America has released a new axle shaft to hub rubber O-ring (part number 11-30728-000) as a replacement for the paper gasket (part number 1
WI20-019
Dec 14, 2020
110000 ELECTRICAL SYSTEM
Warranty Information Letter for announcing that TBB has developed a new pre-delivery inspection (PDI) form specific to electric vehicles. For TBB electric vehicles, service locations must use the TBB PDI Form for Electric Vehicles (WAR409).
WI20-019
Dec 14, 2020
160000 STRUCTURE
Warranty Information Letter for announcing that TBB has developed a new pre-delivery inspection (PDI) form specific to electric vehicles. For TBB electric vehicles, service locations must use the TBB PDI Form for Electric Vehicles (WAR409).
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
WP20-018R
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
WP20-018
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
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
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
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
CALINSTA-CHAIN
Nov 30, 2020
030000 SERVICE BRAKES, HYDRAULIC
Customer Advisory Letter for C2 Rear Brake Chamber Interference with optional Insta-chain.
CALINSTA-CHAIN
Nov 30, 2020
356000 EQUIPMENT ADAPTIVE/MOBILITY
Customer Advisory Letter for C2 Rear Brake Chamber Interference with optional Insta-chain.
PAB040-2020
Nov 3, 2020
110000 ELECTRICAL SYSTEM
Thomas Built Buses Product Awareness Bulletin on RH 3 POS Switch for Electric Operated Entrance Door
PAB040-2020
Nov 3, 2020
162300 STRUCTURE:BODY:DOOR
Thomas Built Buses Product Awareness Bulletin on RH 3 POS Switch for Electric Operated Entrance Door
PAB040-2020
Nov 3, 2020
170000 LATCHES/LOCKS/LINKAGES
Thomas Built Buses Product Awareness Bulletin on RH 3 POS Switch for Electric Operated Entrance Door
SBT54-025
Oct 27, 2020
110000 ELECTRICAL SYSTEM
Thomas Built Bus Service Bulletin for When troubleshooting powernet issues, use the BCT-460DTNA PowerNet Assessment Tool. As of May 29, 2018, the AutoMeter??A? is the only Daimler-approved tool for troubleshooting vehicle powernet issues.
SBT54-025
Oct 27, 2020
350000 EQUIPMENT
Thomas Built Bus Service Bulletin for When troubleshooting powernet issues, use the BCT-460DTNA PowerNet Assessment Tool. As of May 29, 2018, the AutoMeter??A? is the only Daimler-approved tool for troubleshooting vehicle powernet issues.
PAB036-2020
Oct 21, 2020
350000 EQUIPMENT
Thomas Built Buses Product Awareness Bulletin on Lettering Changes - Notification
PAB035-2020
Oct 13, 2020
040000 SERVICE BRAKES, AIR
Thomas Built Buses Product Awareness Bulletin on Axial Mounted Air Disc Brake Caliper for Saf-T-Liner C2
PAB035-2020
Oct 13, 2020
045000 SERVICE BRAKES, AIR:DISC
Thomas Built Buses Product Awareness Bulletin on Axial Mounted Air Disc Brake Caliper for Saf-T-Liner C2
TechTalk4725
Sep 22, 2020
010000 STEERING
Tech Talk discussion about power steering fluid.
TechTalk4725
Sep 22, 2020
350000 EQUIPMENT
Tech Talk discussion about power steering fluid.
PAB033-2020
Sep 15, 2020
190000 TIRES
Thomas Built Buses Product Awareness Bulletin on Hankook DH37 Drive Tire/ Spare Tire
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.
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
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
20CSA-10
Jul 27, 2020
060000 ENGINE AND ENGINE COOLING
Customer Service Announcement informing that Service Pack (SP) 1 for DiagnosticLink??A???A???A???A???A???A???A???A? 8.12 Standard and Professional is available to download from the Detroit Diesel server.
20OEM-05
Jul 27, 2020
060000 ENGINE AND ENGINE COOLING
OEM and distributor announcement for DiagnosticLink 8.12 (Build 4527) was made available. All DTNA Service shops & OEM locations are required to maintain the latest version of software on each of their stations.
20TS-05
Jul 27, 2020
060000 ENGINE AND ENGINE COOLING
Technical Service Letter for EPA10, GHG14, GHG17 Diesel Particulate Filter (DPF) Compatibility. Note: This document supersedes 14 TS-25 and 15 TS-8. Detroit Diesel has determined that some, Diesel Particulate Filters (DPFs) are compatible i
20CSA-09
Jul 23, 2020
060000 ENGINE AND ENGINE COOLING
Customer Service Announcement for DiagnosticLink Software Update Reminder. Due to various software changes and fixes, vehicles will require DiagnosticLink 8.12 to perform functional programming. Failure to use this version may cause errors,
PAB028-2020
Jul 22, 2020
350000 EQUIPMENT
Thomas Built Buses Product Awareness Bulletin on Heater Hose Changes
PAB028-2020
Jul 22, 2020
356000 EQUIPMENT ADAPTIVE/MOBILITY
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
PAB025-2020
Jul 16, 2020
350000 EQUIPMENT
Thomas Built Buses Product Awareness Bulletin on Jouley Warranty 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
20CSA-08
Jun 10, 2020
060000 ENGINE AND ENGINE COOLING
Customer Service Announcement for Release of DiagnosticLink 8.12. On Wednesday, June 10, 2020, DiagnosticLink 8.12 will be made available for download from the ordering system. Current subscribers of DiagnosticLink 8.xx can upgrade to Diagn
PAB024-2020
Jun 1, 2020
060000 ENGINE AND ENGINE COOLING
Thomas Built Buses Product Awareness Bulletin on MY2020 DD5 Engine Updates
PAB023-2020
May 27, 2020
110000 ELECTRICAL SYSTEM
Thomas Built Buses Product Awareness Bulletin on Introducing Saf-T-Liner C2 Jouley
PAB023-2020
May 27, 2020
350000 EQUIPMENT
Thomas Built Buses Product Awareness Bulletin on Introducing Saf-T-Liner C2 Jouley
PAB023-2020
May 27, 2020
356000 EQUIPMENT ADAPTIVE/MOBILITY
Thomas Built Buses Product Awareness Bulletin on Introducing Saf-T-Liner C2 Jouley
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
WP20-006
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
WP20-007
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
WP20-005
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)
WI20-004
Apr 21, 2020
060000 ENGINE AND ENGINE COOLING
Warranty Information Letter for Warranty Long Block Program Change. The Detroit Reman Long Block Program has expanded. The expansion reduces complexity in ordering reman engines and promotes stocking reman engines to meet uptime commitments
WI20-004
Apr 21, 2020
350000 EQUIPMENT
Warranty Information Letter for Warranty Long Block Program Change. The Detroit Reman Long Block Program has expanded. The expansion reduces complexity in ordering reman engines and promotes stocking reman engines to meet uptime commitments
PAB014-2020
Mar 26, 2020
350000 EQUIPMENT
Thomas Built Buses Product Awareness Bulletin on Defender Composite Stop Arm Changes
SIB0201-20
Mar 23, 2020
060000 ENGINE AND ENGINE COOLING
Service Information Bulletin for Cylinder Block Porosity Repair for DD5 and DD8 egnines. Use this procedure to repair oil leaks caused by cylinder block porosity. The low oil pressure, cast areas of the cylinder block can be repaired using
20CSA-04
Mar 20, 2020
060000 ENGINE AND ENGINE COOLING
Customer Service Announcement saying that Service Pack (SP) 3 for DiagnosticLink??A? 8.11 Standard and Professional will be available for download from the Detroit Diesel server.
20CSA-04
Mar 20, 2020
350000 EQUIPMENT
Customer Service Announcement saying that Service Pack (SP) 3 for DiagnosticLink??A? 8.11 Standard and Professional will be available for download from the Detroit Diesel server.
PAB011-2020
Mar 18, 2020
280000 BACK OVER PREVENTION
Thomas Built Buses Product Awareness Bulletin on C2 Backup Camera Package Changes
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
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
SBT54-020
Mar 17, 2020
110000 ELECTRICAL SYSTEM
Thomas Built Buses 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.
Showing 100 of 150 bulletins.
NHTSA Safety Investigations — THOMAS BUILT BUSES SAF-T-LINER C2
Investigations opened by NHTSA into potential safety defects. These are separate from recalls and may or may not result in a recall.
PE19007
Opened: Jun 18, 2019 — Closed: Oct 17, 2023
Rear Leaf Spring Fractures
On June 18, 2019, the Office of Defects Investigation (ODI) opened PE19-007 to investigate instances of leaf-style suspension springs fracturing in various model 2008-2018 Thomas Built Buses (TBB) school buses, which could lead to a road hazard if a piece of the leaf spring detaches from the vehicle... Read more
PE13006
Opened: Mar 18, 2013 — Closed: Aug 26, 2013
Blocked Fuel Delivery Resulting in Stall
ODI was made aware of multiple allegations of engine stall resulting from a loose barcode sticker in the fuel tank of certain model year (MY) 2012 Thomas Built Saf-T-Liner transit style buses manufactured by Thomas Built Buses, Inc. (TBB).The loose barcode sticker from a diesel powered cab heater (i... Read more
PE10003
Opened: Jan 20, 2010 — Closed: Apr 5, 2010
Inoperative 8-Way Warning Lamps
This investigation was opened after ODI received a complaint from a school bus fleet stating they had experienced warning lamps failing upon opening the front entrance door. After completing their evaluation, Daimler Trucks North America, the parent company of Freightliner and Thomas Built Buses, de... Read more
PE09050
Opened: Oct 7, 2009 — Closed: Jan 7, 2010
REAR SPRING TRAILING ARM BOLT LOOSE
THIS INVESTIGATION WAS OPENED AFTER ODI WAS INFORMED BY TWO SCHOOL BUS FLEETS THAT THEY HAD FOUND LOOSE BOLTS ON THE REAR SUSPENSION TRAILING ARMS OF THE AIR RIDE SUSPENSION ON SEVERAL OF THEIR BUSES. ODI VISITED THE LOCAL DEALER AND CONFIRMED THE LOOSE BOLTS.IF THESE BOLTS FAIL AND SEPARATE, THE RE... Read more
PE09027
Opened: May 21, 2009 — Closed: Sep 24, 2009
DOOR GLASS DETACHMENT
THIS INVESTIGATION WAS OPENED AFTER A FLEET NOTIFIED ODI THAT IT HAD LOST A FRONT DOOR GLASS PANEL WHILE THE BUS WAS BEING OPERATED.A FIELD INSPECTION REVEALED TWELVE MORE BUSES HAD LOOSE DOOR GLASS PANELS.ODI IS ALWAYS CONCERNED WITH OBJECTS THAT SEPARATE FROM VEHICLES AND COULD POSSIBLY STRIKE ANO... Read more
PE08068
Opened: Dec 3, 2008 — Closed: Jan 15, 2009
IMPROPER HANDRAIL INSTALLATION
THIS INVESTIGATION WAS OPENED AFTERA SCHOOL BUS DISTRICT INFORMED ODI THAT DURING A NEW BUSINSPECTION THE HANDRAILS WERE FOUND TO BE MOUNTED TOO CLOSE TO THE BOTTOM STEP OF THE BUS AND FAILED THE DRAWSTRING TEST.(THE DRAWSTRING TEST WAS DEVELOPED IN THE EARLY 90'S TO ENSURE THAT CHILDREN'S DRAWSTRIN... Read more
PE07012
Opened: Mar 1, 2007 — Closed: Jun 25, 2007
INADVERTENT DOOR CLOSING
THIS INVESTIGATION WAS OPENED BASED ON FOUR FLEETS CONTACTING ODI ALLEGING MULTIPLE EVENTS WHERE THE FRONT ENTRANCE DOOR UNEXPECTEDLY CLOSED WHILE LOADING AND DISCHARGING CHILDREN.WHEN THIS OCCURS, THE BUS WARNING LIGHTS (RED WARNING LAMPS AND STOP ARM LAMPS) ARE DE-ACTIVATED, SINCE THEY OPERATE OFF... Read more
THOMAS BUILT BUSES SAF-T-LINER C2 — All Years Overview
Complete safety history for the THOMAS BUILT BUSES SAF-T-LINER C2 across all model years (1995–2027).
430
Total Recalls
25
Total Complaints
7
Investigations
1
Reported Crashes
1
Reported Fires
0
Reported Deaths
THOMAS BUILT BUSES SAF-T-LINER C2 — Year by Year
Compare recalls and complaints across model years. Click any year to see full details.
| Year | Recalls | Complaints | |
|---|---|---|---|
| 2027 | 4 | 0 | View |
| 2026 | 5 | 0 | View |
| 2025 | 11 | 0 | View |
| 2024 | 12 | 0 | View |
| 2023 | 12 | 0 | View |
| 2022 | 12 | 3 | View |
| 2021 (current) | 15 | 0 | |
| 2020 | 16 | 1 | View |
| 2019 | 24 | 0 | View |
| 2018 | 22 | 1 | View |
| 2017 | 28 | 0 | View |
| 2016 | 25 | 0 | View |
| 2015 | 20 | 2 | View |
| 2014 | 18 | 0 | View |
| 2013 | 18 | 1 | View |
| 2012 | 16 | 3 | View |
| 2011 | 22 | 0 | View |
| 2010 | 22 | 1 | View |
| 2009 | 21 | 2 | View |
| 2008 | 27 | 6 | View |
| 2007 | 25 | 1 | View |
| 2006 | 21 | 2 | View |
| 2005 | 16 | 0 | View |
| 2004 | 5 | 0 | View |
| 2003 | 4 | 1 | View |
| 2002 | 2 | 1 | View |
| 2001 | 1 | 0 | View |
| 2000 | 1 | 0 | View |
| 1999 | 1 | 0 | View |
| 1998 | 1 | 0 | View |
| 1997 | 1 | 0 | View |
| 1996 | 1 | 0 | View |
| 1995 | 1 | 0 | View |