THOMAS BUILT BUSES 2020 THOMAS BUILT BUSES SAF-T-LINER HDX Recall
Check Your Product
According to the National Highway Traffic Safety Administration (NHTSA)
Product
2020 THOMAS BUILT BUSES SAF-T-LINER HDX
Brand
THOMAS BUILT BUSES
Lot Codes / Batch Numbers
Not specified in NHTSA notice. Check official source for details.
Products Sold
Model Year 2020
Daimler Trucks North America, LLC is recalling certain 2020 THOMAS BUILT BUSES SAF-T-LINER HDX vehicles due to electrical system:alternator/generator/regulator issues. A loose power cable connection may cause electrical arcing, which can increase the risk of a fire..
Summary derived from NHTSA notice
Reason for Recall
As stated by NHTSA
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.
Reported concern (NHTSA)
A loose power cable connection may cause electrical arcing, which can increase the risk of a fire.
Recommended Action
Per NHTSA guidance
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.
Verify this information on the official source
For complete details and official instructions, check the National Highway Traffic Safety Administration (NHTSA) directly.
View official NHTSA recall noticePage updated: Jan 10, 2026