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Data through Oct 2026
Campaign 21V-850

Nut for the power cable stud on the alternator may not have been tightened properly, which can cause a loose cable connection

View NHTSA filingAll Daimler Truck campaigns
Defect summary

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.

Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.

Source: NHTSA ODI recalls file, campaign 21V850000. Text as published by NHTSA.
Vehicles covered

2 product lines are covered

Owner complaints filed with NHTSA about electrical system on these vehicles: 0, of which 0 involved a crash, fire, injury or death. Complaints are not verified by NHTSA.

Vehicles covered by campaign 21V-850
MakeModelModel yearsComplaints on this component
Thomas Built BusesSaf-T-Liner EFX2020 to 20220
Thomas Built BusesSaf-T-Liner HDX2020 to 20220
Source: NHTSA ODI recalls and complaints files. Equipment, tire and child-seat campaigns list products, not vehicles.