1987 MACK MH Recalls (6)
- Campaign:
- 87V166000 on 11/03/1987
- Component:
- Steering:linkages
- Manufactured:
- 05/31/1986 - 04/30/1987
- Affected:
- 200
- Defect:
- On right hand steering arm, keyway may be in the wrong location causing a toggle condition to occur under certain conditions.
- Consequence:
- This could result in slow steering return without priorwarning which would affect steering control and create the potential for acrash.
- Correction:
- Replace incorrect steering arm.
- Notes:
- System: steering armvehicle description: heavy duty trucks with dual steering gears.
- Campaign:
- 87V179000 on 12/03/1987
- Component:
- Steering:linkages
- Manufactured:
- 06/30/1987 - 07/31/1987
- Affected:
- 323
- Defect:
- Cross steering levers may be improperly heat treated and subject to fail during normal operation.
- Consequence:
- Such failure could cause loss of truck control withoutprior warning and result in a crash.
- Correction:
- Install new, properly heat treated steering lever.
- Notes:
- System: cross steering levervehicle description: heavy duty trucks with mack faw 616 or 617 series frontaxle.
- Campaign:
- 87V187000 on 01/05/1988
- Component:
- Steering:linkages
- Manufactured:
- 03/31/1987 - 10/31/1987
- Affected:
- 29
- Defect:
- The pitman arm to drag link angle is out of phase.
- Consequence:
- Under certain conditions, steering linkage could go intoa toggle condition resulting in a slow wheel return and impaired steeringcontrol, creating the potential for a vehicle crash without prior warning.
- Correction:
- Replace mismarked pitman arm.
- Notes:
- System: pitman armvehicle description: heavy duty trucks with sheppard steering gear.
- Campaign:
- 88V147000 on 09/18/1988
- Component:
- Seat belts
- Manufactured:
- 12/31/1981 - 06/30/1988
- Affected:
- 11,000
- Defect:
- Seat tether belts may not have been adjusted during assembly.
- Consequence:
- During an impact, driver and/or rider can move forwardand possibly strike the windshield, even when wearing a seat belt.
- Correction:
- Adjust seat tether belt if necessary.
- Notes:
- System: seat tether belt.vehicle description: heavy duty trucks with air suspension seats.
- Campaign:
- 89V024000 on 03/02/1989
- Component:
- Seat belts:rear
- Manufactured:
- 11/30/1986 - 10/31/1988
- Affected:
- 19
- Defect:
- Seat tether belt 11.0 inches long was installed instead of the 8.5 inches long belt required for this chassis.
- Consequence:
- Incorrect length belt may not properly restrain occupantand would not comply with fmvss 210.
- Correction:
- Install correct 8.5 inch seat tether belt.
- Notes:
- System: seat tether belt/fmvss 210.vehicle description: heavy duty trucks with non sleeper cabs and with smartseat drivers seat.
- Campaign:
- 94V032000 on 02/28/1994
- Component:
- Vehicle speed control
- Manufactured:
- 06/30/1987 - 06/30/1992
- Affected:
- 39,777
- Defect:
- Fuel injection system reconfiguration to comply with engine emission standards cause higher engine vibration levels which lead to early wear and complete failure of the secondary throttle return mechanism.
- Consequence:
- In the event the primary throttle return fails, failure of the secondary throttle return system would not provide protection against loss of throttle control.
- Correction:
- A new production secondary throttle return system configuration will be installed.
- Notes:
- System: fuel; fuel pump.vehicle description: class 8 trucks equipped with e6 and e7 engines with robert bosch p7100 mechanically-governed fuel injection pumps.note: if your vehicle is presented to an authorized dealer on an agreed upon service date and the remedy is not provided within a reasonable time and free of charge or the remedy does not correct the defect or noncompliance, please contact the national highway traffic safety administration's auto safety hotline at 1-800-424-9393.
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