1991 KENWORTH T600 Recalls (3)
- Campaign:
- 91V021000 on 02/20/1991
- Component:
- Steering:linkages
- Manufactured:
- 11/30/1990 - 12/31/1990
- Affected:
- 412
- Defect:
- Pitman arm pinch bolts may have been inadequately torqued.
- Consequence:
- This could allow pitman arm to slip on the steering gearoutput shaft resulting in loss of control and an accident.
- Correction:
- Retorque pinch bolts and reset as necessary.
- Notes:
- System: pitman arm pinch bolt.vehicle description: heavy-duty trucks.
- Campaign:
- 91V043000 on 03/20/1991
- Component:
- Service brakes, air
- Manufactured:
- 07/31/1989 - 12/31/1990
- Affected:
- 77
- Defect:
- Air brake system was modified by adding a longer air line between the abs solenoid and the transfer tee to simplify manufacturing. this modification caused the trucks to be in non-compliance with fmvss 121, brake timing test.
- Consequence:
- The mistimed brake and abs system may cause the truck tofail the stopping distance requirement of the fmvss, which may lead to anaccident.
- Correction:
- Remove the extra length of air line and install the transfer tee at the abs solenoid.
- Notes:
- System: air brake system and anti-lock air brakes; fmvss 121.vehicle description: trucks built with airglide 100 suspension and bosch absbrake system.
- 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.
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