MACK 2012 MACK PINNACLE (CXU) Recall
Check Your Product
According to the National Highway Traffic Safety Administration (NHTSA)
Product
2012 MACK PINNACLE (CXU)
Brand
MACK
Lot Codes / Batch Numbers
Not specified in NHTSA notice. Check official source for details.
Products Sold
Model Year 2012
MACK TRUCKS, INC is recalling certain 2012 MACK PINNACLE (CXU) vehicles due to trailer hitches:fifth wheel assembly issues. 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..
Summary derived from NHTSA notice
Reason for Recall
As stated by NHTSA
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.
Reported concern (NHTSA)
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.
Recommended Action
Per NHTSA guidance
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.
Verify this information on the official source
For complete details and official instructions, check the National Highway Traffic Safety Administration (NHTSA) directly.
View official NHTSA recall noticePage updated: Jan 10, 2026