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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