THOMAS BUILT BUSES SAF-T-LINER C2 (2020) recall — Other
Daimler Trucks North America recalls 2017-2020 Thomas Built Buses Saf-T-Liner C2 school buses with faulty warning lights that could cause unsafe bus operations. Owners must contact DTNA for free updates.
Use caution until it’s fixed
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.
Contact the company & request your remedy
What happened, in plain English
Daimler Trucks North America is recalling certain 2017-2020 Thomas Built Buses Saf-T-Liner C2 school buses. The warning lights and stop sign indicator may stop working, which could cause other drivers to proceed before students are safely loaded or unloaded, increasing injury risk. Read more at govinfonow.com/recall/80071-thomas-built-buses-saf-t-liner-c2-school-bus-recall.
Source Summary by GovInfoNow · govinfonow.com/recall/80071-thomas-built-buses-saf-t-liner-c2-school-bus-recall · Updated October 5, 2026 · Official notice: NHTSA #20V113000
Cite this page
“Thomas Built Buses Saf-T-Liner C2 School Bus Recall: Warning Lights Failure Risk.” GovInfoNow, updated October 5, 2026. https://govinfonow.com/recall/80071-thomas-built-buses-saf-t-liner-c2-school-bus-recall. Based on NHTSA recall #20V113000 (https://www.nhtsa.gov/recalls?nhtsaId=20V113000).
Why it’s dangerous
The Switch Hub Module (SHM) that controls exterior warning lights and stop signs may fail, causing these lights to deactivate. This means other drivers might not see the bus stopping and could proceed before students are safely loaded or unloaded, increasing injury risk.
Who’s affected
School bus owners and operators of the recalled 2017-2020 Thomas Built Buses Saf-T-Liner C2 models are most at risk. Drivers and passengers could be injured if warning lights fail during student loading/unloading.
How to tell if you have this one
Check for school buses with model year 2017-2020 and part numbers 204803 or 216434 for the Switch Hub Module. The recall applies to buses with a 500k Bulk Head Module and specific warning light packages.
- Brand
Thomas Built Buses- Category
Vehicle
What to do — step by step
Contact DTNA Customer Service
Call 1-800-547-0712 to get the free SHM update for your bus.
What NHTSA says to do
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.
Questions people ask
Why is this recall happening?
The Switch Hub Module (SHM) that controls exterior warning lights and stop signs may fail, causing these lights to deactivate and increasing the risk of injury during student loading/unloading.
How do I know if my bus is affected?
Check if your 2017-2020 Thomas Built Buses Saf-T-Liner C2 has part numbers 204803 or 216434 for the Switch Hub Module, combined with a 500k Bulk Head Module and specific warning light packages.
What should I do if my bus has the affected parts?
DTNA will notify you and dealers will update the SHM for free. Contact DTNA at 1-800-547-0712 to get the update.
Contact Thomas Built Buses
We’ve drafted a message you can send Thomas Built Buses to request your refund or repair — edit it as you like.
Subject: Recall 20V113000 — Thomas Built Buses Thomas Built Buses Hello, I own a Thomas Built Buses that is covered by recall 20V113000 from Thomas Built Buses. The official recall notice states: 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. I’m writing to arrange the remedy described in the recall (a refund, repair, or replacement as applicable). Could you please tell me the next steps to resolve this? Thank you.
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Where this comes from
The facts (hazard, remedy, dates, manufacturer) are pulled from the official NHTSA recall record. The plain-language summary and step-by-step checklist are written by GovInfoNow to make the official notice easier to act on — they don’t replace it.
- Official source: NHTSA Recall #20V113000 (February 26, 2020)
- Plain-language summary written by qwen3:4b on October 5, 2026, from the official record above. Not reviewed by a person — if it conflicts with the NHTSA notice, the notice is correct. Report an error on this page.
- GovInfoNow is an independent service and is not a government agency. We republish official NHTSA recall data; we don’t issue, amend or administer recalls.