NHTSA Campaign Id 11V209000; Date: Mar. 31, 2011
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.
2009 Mack CHU; 2010 Mack CHU; 2009 Mack CXU; 2010 Mack CXU; 2011 Mack Pinnacle (chu); 2011 Mack Pinnacle (cxu)
Component: Trailer Hitches:fifth Wheel Assembly
Manufactured by: Mack Trucks, Inc
Affected Units:: 808
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.
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 http://www.safercar.gov .
Date Owners notified by Manufacturer: May 30, 2011
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