The defect
Daimler Trucks North America LLC (DTNA) is recalling certain 2020-2021 Thomas Built Saf-T-Liner C2 school buses equipped with Detroit Diesel DD5 engines. The fan hub bolts may have been may have been insufficiently tightened.
The risk
The loose bolts can cause the fan to damage surrounding components and/or detach from the engine, disabling the bus and resulting in an evacuation in an uncontrolled traffic situation, thereby increasing the risk of an injury.
The remedy
DTNA will notify owners, and dealers will inspect and repair the fan hub bolts, as necessary, free of charge. The recall began January 16, 2020. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-841.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Thomas Built Buses SAF-T-Liner C2 | 2020, 2021 |
Components: ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Thomas Built Buses SAF-T-Liner C2 | 2020 | 1 | 16 |
| Thomas Built Buses SAF-T-Liner C2 | 2021 | 0 | 15 |
Other engine and engine cooling recalls in 2019
15 of the 880 recall campaigns reported to NHTSA in 2019 concerned the engine and engine cooling; Daimler Trucks North America LLC filed 213 campaigns in all.
| 19V919000 23 Dec 2019 | Forest River, Inc. |
| 19V856000 2 Dec 2019 | Subaru of America, Inc. |
| 19V821000 15 Nov 2019 | Mercedes-Benz USA, LLC. |
| 19V757000 24 Oct 2019 | Chrysler (FCA US LLC) |
| 19V745000 17 Oct 2019 | Subaru of America, Inc. |
| 19V744000 17 Oct 2019 | Subaru of America, Inc. |
| 19V538000 19 Jul 2019 | Hyundai Motor America |
| 19V308000 17 Apr 2019 | Volvo Car USA LLC |
NHTSA recalls (public domain) · all recalls of 2019