1990 KENWORTH W900B Recalls (3)
- Campaign:
- 91V044000 on 03/20/1991
- Component:
- Suspension:rear
- Manufactured:
- 04/30/1989 - 09/30/1989
- Affected:
- 5,623
- Defect:
- Rear axle stabilizer (sway) bar may not have been properly heat treated.
- Correction:
- Replace the stabilizer bar.
- Notes:
- System: rear axle stabilizer (sway) bar.vehicle description: trucks with airglide 100 rear axle suspension.consequnce of defect: stabilizer bars with insufficient hardness may fail,causing loss of vehicle control that could result in an accident.
- Campaign:
- 91V066000 on 04/24/1991
- Component:
- Engine and engine cooling:cooling system:fan
- Manufactured:
- 03/31/1990 - 08/31/1990
- Affected:
- 997
- Defect:
- The engine fan may experience a resonant frequency causing premature fan failure, and separation from the engine.
- Consequence:
- Engine fan separation can cause death or injury to anyperson in the path of the fan.
- Correction:
- Replace engine fan with fan from another manufacturer.
- Notes:
- System: engine fan.vehicle description: heavy trucks equipped with flex-a-lite engine fans.
- Campaign:
- 91V090000 on 06/19/1991
- Component:
- Visibility:windshield wiper/washer:linkages
- Manufactured:
- 04/30/1988 - 07/31/1990
- Affected:
- 15,000
- Defect:
- Sprague wiper assembly pivot can seize due to galvanic corrosion between the zinc-plated steel shaft and the bronze bushings.
- Consequence:
- This corrosion can cause wiper arm/blade assembly to stopwiping windshield, this could affect driver visibility and result in anaccident.
- Correction:
- Replace sprague wiper assembly pivot with an assembly not susceptible to galvanic corrosion.
- Notes:
- System: wiper assembly pivot.veehicle description: heavy trucks equipped with sprague wiper assembly pivot.
1990 KENWORTH W900B TSBs (2)
- Bulletin:
- TIB-E-009
- Component:
- 061200 engine and engine cooling:engine:diesel
- Summary:
- Paccar: a software update is causing the check engine light to come on. *rm
- Bulletin:
- TIB-E011
- Component:
- 063000 engine and engine cooling:exhaust system
- Summary:
- Paccar: engineering standards have changed and there are now engines with heat treated bolts. *rm
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