Kenworth W900b 1991

Model W900b made in 1991 by Kenworth got 3 recalls as well as 4 service bulletins. Technical service bulletines regarding engine and engine cooling. There were some recalls concerningengine and engine cooling and steering.

Model 1991

Recalls


CampaignManufacturerManufacturing dateType# of units affectedDate Owner notified MfgRecall Initiated byManufacturers of recalled vehicles/productsReport Recieved DateRecord Creation DateRegulation Part NumberFMVSS Number
ENGINE AND ENGINE COOLING - COOLING SYSTEM - FAN
91V066000PACCAR, INCORPORATEDfrom 04/01/1990 to 09/01/1990V (Vehicle)99708/01/1991MFRPACCAR INCORPORATED04/18/199104/25/1991
Defect SummaryThe engine fan may experience a resonant frequency causing premature fan failure, and separation from the engine.
Consequence SummaryEngine fan separation can cause death or injury to anyperson in the path of the fan.
Corrective SummaryReplace engine fan with fan from another manufacturer.
NotesSystem: engine fan.vehicle description: heavy trucks equipped with flex-a-lite engine fans.
STEERING - LINKAGES
93V172000PACCAR, INCORPORATEDfrom 10/01/1991 to 10/01/1993V (Vehicle)50012/20/1993MFRPACCAR INCORPORATED10/25/199311/01/1993
Defect SummaryThese trucks do not have the proper cutout in the front drop rail section of the frame rail. without the proper cutout, the steering driveline grease fitting will interfere with the flange of the chassis rail.
Consequence SummarySteering driveline interference would prevent propersteering control. the condition can result in loss of steering capability.
Corrective SummaryDealers will inspect for proper cutout and adequate clearance with the grease fitting. if adequate clearance does not exist, a cutout will be added to the drop rail.
NotesSystem: steering; linkages.vehicle description: medium duty trucks equipped with a forward mounted sheppardm100 steering gear.
VISIBILITY - WINDSHIELD WIPER/WASHER - LINKAGES
91V090000PACCAR, INCORPORATEDfrom 05/01/1988 to 08/01/1990V (Vehicle)1500009/30/1991MFRPACCAR INCORPORATED06/10/199106/20/1991
Defect SummarySprague wiper assembly pivot can seize due to galvanic corrosion between the zinc-plated steel shaft and the bronze bushings.
Consequence SummaryThis corrosion can cause wiper arm/blade assembly to stopwiping windshield, this could affect driver visibility and result in anaccident.
Corrective SummaryReplace sprague wiper assembly pivot with an assembly not susceptible to galvanic corrosion.
NotesSystem: wiper assembly pivot.veehicle description: heavy trucks equipped with sprague wiper assembly pivot.

Bulletins


BulletinBulletin dateReplacement BulletinItem no.SummaryAdded
ENGINE AND ENGINE COOLING - ENGINE - DIESEL
TIB-E-00912/02/201010040180Ready08/16/2011
TIB-E-00912/02/201010040180Paccar: a software update is causing the check engine light to come on. *rm08/16/2011
ENGINE AND ENGINE COOLING - EXHAUST SYSTEM
TIB-E01112/15/201010040181Ready08/16/2011
TIB-E01112/15/201010040181Paccar: engineering standards have changed and there are now engines with heat treated bolts. *rm08/16/2011