2009–2010 Mack Chu, 2009–2010 Mack Cxu, 2011 Mack Pinnacle (chu) and 1 other model Recall: Trailer Hitches
NHTSA campaign 11V209000 · Trailer Hitches · filed Mar 31, 2011 · verified Jul 30, 2026
The defect
MACK TRUCKS IS RECALLING CERTAIN MODEL YEAR 2008-2011 CHU AND CXU HEAVY TRUCKS MANUFACTURED FROM JANUARY 2008 THROUGH JULY 2010. THERE MAY BE AN INTERFERENCE WITH THE BOLTS USED TO SECURE THE FIFTH WHEEL TO THE FRAME THAT CAN PREVENT THE BOLTS FROM BEING TORQUED TO SPECIFICATION.
The risk
THE BOLTS MAY FAIL AND COULD RESULT IN THE FIFTH WHEEL COMING LOOSE CAUSING THE TRAILER TO SEPARATE FROM THE TRACTOR INCREASING THE RISK OF A 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
DEALERS WILL INSPECT AND REPLACE THE BOLTS AS REQUIRED FREE OF CHARGE. THE SAFETY RECALL BEGAN ON MAY 30, 2011. OWNERS MAY CONTACT MACK TRUCKS AT 1-800-866-1177.
MACK TRUCKS RECALL NO. SC0351.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
Related recalls
More Mack Chu recalls
- 2015 Mack Chu and 1 other model — In the affected vehicles, the collars that prevent the ball…
- 2015 Mack Chu and 2 other models — In the affected vehicles, the bolts that attach the seat…
- 2014–2015 Mack Chu and 1 other model — Due to a software error, the affected vehicles may not…
- 2010–2014 Mack Chu and 10 other models — Hazard warning lights may fail
- 2007–2015 Mack Chu and 6 other models — Mack Trucks, Inc
Other campaigns involving Mack vehicles
Source: NHTSA recall database, campaign 11V209000 (manufacturer number SC0351). Data last verified Jul 30, 2026.