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Model year

2020 Thomas Built Buses Saf-T-Liner C2

Bus, diesel, 4x2, built in United States. Owner complaints on file from Feb 28, 2022 to Feb 28, 2022.

Recall campaigns covering this model year16119k vehicles or units across those campaigns
Owner complaints1Not enough peers on file
Severity index0.02020 buss average 0.0
First 24 months0Complaints in its first two years
Complaints over time

Complaints about the 2020 Thomas Built Buses Saf-T-Liner C2 peaked in 2022, with 1 filed

Owner complaints about this model year, by the year they were filed with NHTSA.

00.250.50.751202212023202420252026
Source: NHTSA ODI complaints file. The lighter column runs through October.
Components

100% of complaints about the 2020 Thomas Built Buses Saf-T-Liner C2 name visibility and wipers

Owner complaints by component. Hover or focus a bar for the crash, fire, injury or death count.

Visibility and wipers
1
Source: NHTSA ODI complaints file. A complaint can name more than one component; it is counted under the first.
Recalls

16 recall campaigns cover the 2020 Thomas Built Buses Saf-T-Liner C2

Check a specific vehicle by VIN on NHTSA's site: a campaign may cover only part of a model year's production.

Recall campaigns for the 2020 Thomas Built Buses Saf-T-Liner C2
CampaignFiledSubjectComponentVehiclesRemedy
24V-555Jul 24, 2024Emergency Exit Label lettering is too small and may be difficult to readEquipment27,494Not stated
23V-670Oct 3, 2023Fasteners for the emergency exit door may loosen and detach, which can allow the emergency exit door to open unexpectedlyStructure173Repair or modification
23V-669Oct 3, 2023Fasteners for the emergency exit door may loosen and detach, which can allow the emergency exit door to open unexpectedlyStructure20,668Repair or modification
22V-438Jun 20, 2022Engine control module (ECM) may set a fault code that results in an unexpected engine shut downEngine and cooling461Software update
21V-120Feb 25, 2021Engine control module software may be calibrated incorrectly, causing the engine to not limit engine speed or torque as intended for certain…Engine and cooling159Software update
20V-126Mar 3, 2020Brake caliper mounting bolts may have been insufficiently tightenedBrakes581Repair or modification
20V-113Feb 26, 2020Switch Hub Module (SHM) that controls the exterior warning lights and stop sign may fail, resulting in deactivation of the red warning lights,…Lighting6,010Not stated
19V-869Dec 6, 2019Fan hub bolts may have been may have been insufficiently tightenedEngine and cooling145Repair or modification
19V-712Oct 4, 2019Seats may have been manufactured with styrene blocks that may not provide sufficient impact absorption in certain specific areas around the steel…Seats53,528Repair or modification
19V-686Sep 27, 2019Flex-Plate/Torque Converter fasteners may have been insufficiently tightenedPowertrain618Repair or modification
19V-550Jul 25, 2019Due to a manufacturing issue, the roof hatch external handle may unexpectedly break under reasonable useStructure3,080Repair or modification
19V-549Jul 24, 2019Due to a manufacturing issue, the roof hatch external handle may unexpectedly break under reasonable useStructure11Repair or modification
19V-234Mar 25, 2019Clamp for the steering gear return hose may have been improperly installed, allowing the hose to separate from the steering gearSteering65Repair or modification
19V-138Feb 27, 2019Affected school buses may have been built without Anti-Lock Braking System (ABS) modulesBrakes259Repair or modification
18V-930Dec 21, 2018Electrical overload on the auxiliary circuit may cause the ignition fuse to open and the engine to shut downElectrical system5,423Repair or modification
18V-929Dec 21, 2018Electrical overload on the auxiliary circuit may cause the ignition fuse to open and the engine to shut downElectrical system40Repair or modification
Source: NHTSA ODI recalls file.
Owner complaints

What owners reported about the 2020 Thomas Built Buses Saf-T-Liner C2

The full text of every complaint filed with NHTSA about this model year, newest first. Complaints are filed by owners and are not verified by NHTSA; NHTSA removes personal details before publishing.

1 complaint on file, page 1 of 1.

  1. Filed Feb 28, 2022Failure Feb 24, 2022Loraine, ILVisibility/wiper

    snow and ice buildup on windshield and wiper blades reducing visibility. defrost was set on high, also used overhead fans to direct warm air onto windshield and still does not melt off until stopped.

    NHTSA complaint 11454538
Source: NHTSA ODI complaints file.
Investigations

NHTSA has not opened an investigation on this model year

Source: NHTSA ODI investigations file.
Service bulletins

162 manufacturer communications cover this model year

Technical service bulletins and other notices the manufacturer sent to dealers. A bulletin is not a recall; the 60 most recent are listed.

  • SS 583814 May 1, 2026 · Other
    Service Solution for A22-82459-000 Wiper Motor Wiring Connector Pinned Wrong (305)
  • FleetCom_Heater Core Dec 11, 2025 · Other
    Fleet Communications for Heater Core Plugging
  • FL997-DLR LTR Nov 25, 2025 · Emissions
    Revised Emission Recall for FCCC Clean Idle Label
  • FL997-Bulletin Nov 25, 2025 · Emissions
    Revised Emission Recall for FCCC Clean Idle Label
  • PAB016-2025 Oct 2, 2025 · Other
    Producat Awareness Bulletin for Saf-T-Liner C2 Headlamp Updates
  • MYCOM_09022025-1 Sep 2, 2025 · Other
    My Communications for UFI 0-Ring Announcement
  • PB33-004-FTL Jun 11, 2025 · Service Bulletin/Repair Instructions
    Parts Bulletin for Tie Rod Assembly Part Breakdown
  • SS89-TBB Apr 3, 2025 · Other
    Service Solution for Windshield Stress Crack Info only
  • SS581032-FCCC Apr 10, 2025 · Other
    Service Solution for DEF Header Service Replacement Additional Parts (293)
  • SS298-TBB Feb 5, 2025 · Other
    Service Solution for C2 Low tone in the ICU
  • ICI25-002 Jan 7, 2025 · Other
    Important Campaign Information letter for FL997 Emissions Recall - Revised Bulletin/Population
  • FL997-DLR LTR Jan 7, 2025 · Emissions
    Revised emissions recall for FCCC Clean Idle Label
  • FL997-Bulletin Jan 7, 2025 · Emissions
    Revised emissions recall for FCCC Clean Idle Label
  • WI24-019 Nov 11, 2024 · Warranty Program/Extension
    Warranty Information letter for Detroit Line or Line Seal, High Pressure Fuel Injector Standard Repair Time Updates
  • CXA_10_17_CARB Truck Chec Oct 17, 2024 · Other
    CX Advocate for CARB tightening the Readiness Criteria applied to On-Board Diagnostic (OBD) test submissions for the Clean Truck Check.
  • SS292-TBB Oct 3, 2024 · Other
    Service Solution for EB2 MCC Controller Update, Intellipark Keep-Awake
  • SS1023366-Detroit Sep 16, 2024 · Other
    Service Solution for Detroit Successful Regen Reference for GHG17 DD Engines
  • ICI24-035 Sep 30, 2024 · Other
    Important Campaign Information for FL997 Emissions Recall Campaign Suspended
  • FL997-OWN LTR Jul 11, 2024 · Emissions
    Emission Recall for FCCC Clean Idle Label
  • FL997-DLR LTR Jul 11, 2024 · Emissions
    Emission Recall for FCCC Clean Idle Label
  • FL997-Bulletin Jul 11, 2024 · Emissions
    Emission Recall for FCCC Clean Idle Label
  • CumminsB6.7SSI Apr 26, 2024 · Service Bulletin/Repair Instructions
    Extended Warranty Policy for certain Cummins B6.7 engines with SSI DEF headers for EPA and CARB Emissions Reporting
  • ICI24-006 Feb 20, 2024 · Service Bulletin/Repair Instructions
    Important Campaign Information letter for FL974 - Revised Bulletin & Population
  • FL974 Feb 20, 2024 · Service Bulletin/Repair Instructions
    Revised Emissions Recall: Cummins DEF Sensor Shortage. REVISION: Some vehicles formerly in Group F have been moved to Group G and have been assigned a new part number as specified in Table 1. An SRT for 'Calibration Code Only: Update or Confirm' has been ad…
  • FL974 Jan 19, 2024 · Service Bulletin/Repair Instructions
    Emissions Recall: Cummins DEF Sensor Shortage
  • SBT49-008 Oct 27, 2022 · Service Bulletin/Repair Instructions
    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 developed to secure…
  • PAB023-2020 May 27, 2020 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on Introducing Saf-T-Liner C2 Jouley
  • PAB040-2020 Nov 3, 2020 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on RH 3 POS Switch for Electric Operated Entrance Door
  • PAB036-2020 Oct 21, 2020 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on Lettering Changes - Notification
  • PAB035-2020 Oct 13, 2020 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on Axial Mounted Air Disc Brake Caliper for Saf-T-Liner C2
  • PAB033-2020 Sep 15, 2020 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on Hankook DH37 Drive Tire/ Spare Tire
  • PAB028-2020 Jul 22, 2020 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on Heater Hose Changes
  • PAB026-2020 Jul 17, 2020 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on National Driver’s Seat Update
  • PAB025-2020 Jul 16, 2020 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on Jouley Warranty Update
  • PAB024-2020 Jun 1, 2020 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on MY2020 DD5 Engine Updates
  • PAB014-2020 Mar 26, 2020 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on Defender Composite Stop Arm Changes
  • PAB011-2020 Mar 18, 2020 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on C2 Backup Camera Package Changes
  • PAB010-2020 Mar 17, 2020 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on Buy America Cummins B6.7 Engine
  • PAB009-2020 Mar 5, 2020 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on Roof Top Lettering (Addendum)
  • PAB007-2020 Feb 25, 2020 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on 12V Outlets Update
  • PAB006-2020 Feb 21, 2020 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on Defender Electric Crossing Arm
  • PAB005-2020 Feb 21, 2020 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on Alcoa Wheel Update – C2
  • PAB004-2020 Feb 10, 2020 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on ESC on C2 with PSI LPG Engine and Hydraulic Brakes
  • PAB002-2020 Jan 22, 2020 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on Power Outlet
  • PAB001-2020 Jan 10, 2020 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on Auto Reversing Door Update â“ C2
  • PAB049-2019 Dec 13, 2019 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on Detroit DD5 Engine Reprogramming
  • PAB048-2019 Dec 6, 2019 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on Data Book Update
  • PAB045-2019 Dec 3, 2019 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on LPG Update
  • PAB044-2019 Dec 2, 2019 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on DD5 Piston Standardization
  • PAB043-2019 Dec 2, 2019 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on Lettering Update
  • PAB042-2019 Nov 15, 2019 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on Allison 7 Year Warranty
  • PAB041-2019 Nov 13, 2019 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on Cummins 6.7L Update - Radiator
  • PAB040-2019 Nov 12, 2019 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on Alternator Update – C2
  • PAB039-2019 Nov 1, 2019 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on Suspension Auto-Reversing Door
  • PAB038-2019 Nov 1, 2019 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on Freedman Seating Update
  • PAB036-2019 Sep 27, 2019 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on Hendrickson Tapered Leaf Springs
  • PAB035-2019 Sep 25, 2019 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on Slide – n Click Update
  • PAB034-2019 Sep 17, 2019 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on Next Generation PV360
  • PAB032-2019 Aug 27, 2019 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on New Standard C2 Black Grille
  • PAB028-2019 Aug 2, 2019 · Service Bulletin/Repair Instructions
    Thomas Built Buses Product Awareness Bulletin on Auto Reversing Entrance Door
Source: NHTSA manufacturer communications files.