2011–2012 Mack Pinnacle (cxu) Recall: Trailer Hitches
NHTSA campaign 11V461000 · Trailer Hitches · filed Sep 1, 2011 · verified Jul 30, 2026
The 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.
The 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.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
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.
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> .
Affected vehicles
| Make | Model | Model years |
|---|---|---|
| Mack | Pinnacle (cxu) | 2011, 2012 |
Related recalls
More Mack Pinnacle (cxu) recalls
- 2021–2022 Mack Anthem (an) and 5 other models — Hubcap compression spring can cause the hubcap to separate
- 2018–2022 Mack Anthem (an) and 5 other models — Vehicles may not stay in their lane at certain speeds
- 2015 Mack Pinnacle (cxu) — Axles missed the heat treating operation during…
- 2020 Mack Anthem (an) and 3 other models — Conspicuity reflectors at the back of the cab may be…
- 2018–2019 Mack Anthem (an) and 2 other models — Service Brakes, Air
Other campaigns involving Mack vehicles
Source: NHTSA recall database, campaign 11V461000 (manufacturer number SC0358). Data last verified Jul 30, 2026.