NHTSA Recall 13V492000: Axle hubs (power train)
Mack Trucks, Inc. reported this safety recall to NHTSA on , covering an estimated 1,155 vehicles. It affects 5 models including the Mack Chu.
| NHTSA campaign | 13V492000 |
|---|---|
| Manufacturer campaign | SC0371 |
| Component | POWER TRAIN › AXLE HUBS |
| Report received | October 17, 2013 |
| Owner notification | November 12, 2013 |
| Initiated by | Manufacturer |
Defect
Mack Trucks is recalling certain model year 2013-2014 CHU, CXU, GU, LEU, and MRU vehicles manufactured with pro-torque axle spindle nuts from August 28, 2012, through August 16, 2013. The pro-torque nut may not have been installed correctly, which may result in a loosening of the nut.
Safety risk
If the nut comes loose, the hub assembly may separate from the vehicle, increasing the risk of a crash.
Remedy
Mack Trucks will notify owners, and dealers will inspect and repair the vehicles, as necessary, free of charge. The recall began on November 12, 2013. Mack's recall number is SC0371. Owners may contact Mack Trucks at 1-336-393-2000.
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.safercar.gov.
Vehicles covered by recall 13V492000
| Make and model | Model years |
|---|---|
| Mack Chu | 2013, 2014 |
| Mack Granite (gu) | 2013, 2014 |
| Mack Leu | 2013, 2014 |
| Mack Mru | 2013, 2014 |
| Mack Pinnacle (cxu) | 2013, 2014 |
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.