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Service bulletin TIB-13-040

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10056911
Published by NHTSA2015-03-11
Manufacturer's numberTIB-13-040
Manufacturer's date2015-02-27
NHTSA componentSUSPENSION:MULTIPLE AXLE

NHTSA's summary

KENWORTH: SOME TRUCKS FAILED TO MEET COMPANY STANDARDS FOR AIR VOLUME LIFT AXLE AND THE COMPANY WILL INCREASE AIR VOLUME FOR WORTHWHILE IMPROVEMENT TO EXCEED GOVERNMENT FMVSS 121. MODEL T800, W900. *PE

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Suspension

Vehicles listed
KENWORTH T8001994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
KENWORTH T8002006 to 2015
KENWORTH T800B1996 (the catalog's model; the bulletin names a series or trim of it)
KENWORTH T800B2000 (the catalog's model; the bulletin names a series or trim of it)
KENWORTH W9001994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
KENWORTH W9002006 to 2015

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
20083582008-10-01. Suspension
08V4850002008-09-24. SUSPENSION
20051582005-05-20. Suspension
05V2370002005-05-19. SUSPENSION:REAR
20051272005-04-29. Suspension
05V1890002005-04-28. SUSPENSION
03V1250002003-04-01. SUSPENSION:FRONT:HUB
20030892003-03-31. Suspension
02V0610012002-02-27. SUSPENSION:REAR
20011382001-05-31. Suspension

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
TIB16222001-04-20. Service bulletin. TECHNICAL INFORMATION BULLETIN REGARDING LOW MILEAGE FAILURE OF AG100 SWAY BAR AND ALUMINUM TORQUE ROD BUSHINGS. *TT