NHTSA Campaign Id 09V415000; Date: Oct. 21, 2009
If multiple fasteners were to become loose, the rear axle may shift relative to the rear suspension leaf spring, which can result in loss of control and a crash.
Recalled Vehicles:2009 Kenworth T2000; 2010 Kenworth T2000; 2009 Kenworth T660; 2010 Kenworth T660; 2009 Kenworth T800; 2010 Kenworth T800; 2009 Kenworth W900; 2010 Kenworth W900
Component: Power Train:axle Assembly
Manufactured by: Paccar Incorporated
Affected Units:: 914
Recall Summary:Kenworth is recalling model year 2009 through 2010 t2000, t800, t660 and w900 trucks manufactured between November 12, 2008 and September 30, 2009. The axle u-bolts attaching the axle to the suspension leaf spring on certain ag400l rear suspensions may have received insufficient fastener torque during the installation process. The insufficient torque may allow the axle u-bolt to become loose, which may cause vibration in the rear suspension.
How to Fix:Dealers will inspect the axle u-bolts for visible defects, including bent and/or smashed threads and re-torque the axle u-bolts to factory specifications. The recall began on November 4, 2009. Owners may contact kenworth at 425-828-5440.
Recall Notes:Kenworth recall no. 09kwa. 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: Nov 4, 2009
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