NHTSA Recall 11V461000: Fifth wheel assembly (trailer hitches)
MACK TRUCKS, INC reported this safety recall to NHTSA on , covering an estimated 113 vehicles. It affects 2011–2012 Mack Pinnacle (cxu).
| NHTSA campaign | 11V461000 |
|---|---|
| Manufacturer campaign | SC0358 |
| Component | TRAILER HITCHES › FIFTH WHEEL ASSEMBLY |
| Report received | September 1, 2011 |
| Owner notification | December 7, 2011 |
| Initiated by | Manufacturer |
Defect
Mack trucks is recalling certain model year 2011-2012 cxu trucks manufactured from may 1, 2010, through january 31, 2011. During the coupling process, it is possible for the driver to partially close the fifth wheel lock and if solely relying on a tug test (pull test), the driver may think that the fifth wheel lock is properly coupled to the trailer king pin when in fact it is not properly coupled.
Safety risk
If the driver drives away with a trailer that is not properly coupled, the trailer can come loose and potentially result in a vehicle crash.
Remedy
Mack trucks will notify owners and dealers will replace the lock bar free of charge. The safety recall began on december 7, 2011. Owners may contact mack trucks at 1-800-866-1177.
Notes
Mack trucks' safety recall number is sc0358.owners may also contact the national highway traffic safety administration's vehicle safety hotline at 1-888-327-4236 (tty 1-800-424-9153), or go to <a href=http://www.safercar.gov>http://www.safercar.gov</a> .
Vehicles covered by recall 11V461000
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.