NHTSA Recall 21V660000: Hose, piping, and connections (steering)
Daimler Trucks North America, LLC reported this safety recall to NHTSA on , covering an estimated 114 vehicles. It affects 2016–2021 Thomas Built Buses Saf-T-Liner Hdx.
| NHTSA campaign | 21V660000 |
|---|---|
| Manufacturer campaign | FL898 |
| Component | STEERING › HYDRAULIC POWER ASSIST › HOSE, PIPING, AND CONNECTIONS |
| Report received | August 25, 2021 |
| Owner notification | October 15, 2021 |
| Initiated by | Manufacturer |
Defect
Daimler Trucks North America, LLC (DTNA) is recalling certain 2016-2021 Thomas Built Buses Saf-T-Liner HDX transit buses equipped with an ISL or L9 engine. The power steering hose may be routed with inadequate clearance between the hose and the power cables, potentially damaging the power steering hose.
Safety risk
A damaged power steering hose can leak, and increase the risk of a fire.
Remedy
DTNA will inspect the power steering hose routing and modify it as necessary, free of charge. Owner notification letters are expected to be mailed on October 17, 2021. Owners may contact DTNA's customer service at 1-800-547-0712. DTNA's number for this recall is FL898.
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.
Vehicles covered by recall 21V660000
Being listed here means the campaign covers the model year, not that every car was built with the defect or is still unrepaired. Enter your VIN above to check your specific vehicle. Recall repairs are free at authorised dealers. Source: NHTSA, October 2026.