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Mack Mh (1982) – 85V051000

Vehicle recall defect – The Flip Out Step Clevis On The Bumper May Fail And Break Under The Weight Of The Person Standing On The Step To Service The Front Area Of The Vehicle. Consequence Of Defect: This Sudden Break Will Cause The Person Standing On The Step To Fall, Without Warning, And Could Result In Injuries.


Mack Mh (1982) – 84V140000

Vehicle recall defect – Due To Improper And Inadequate Welding PrActices, The Fifth Wheel On The Involved Vehicles Is DefeCTIve. Frame Mounted Supports May Have Incomplete Or Poor Quality Welds. The Welds Could Subsequently Fail Allowing Separation Of The Tractor From The Trailer.


Mack Mh (1982) – 84V035000

Vehicle recall defect – A Manufacturing Error Resulted In The Installation Of Carbon Steel Springs In Some Dual-Compartment Air Reservoir Check Valves. Carbon Steel Springs Are Inadequate For This Application Because They Are Subject To Severe Corrosion And Subsequent Failure Of The Check Valve.


Mack Mh (1982) – 83V100000

Vehicle recall defect – Under Severe Strain, A DefeCTIve Weld Joining The Steering Wheel Hub To The Hub Perimeter Could Fail, Causing The Steering Wheel To Separate From The Vehicle.


Mack Mh (1983) – 86V008000

Vehicle recall defect – Left Or Right Cab Step May Crack In Its Welded Area Due To Flexing Of The Step During Entering And Exiting. Consequence Of Defect: As The Cracks Extend, The Tubular Step Could Partially Collapse And Break Without Warning To The User, And Could Result In Personal Injuries.


Mack Mh (1983) – 85V113000

Vehicle recall defect – The Dual Double Check Valve May Not Release The Proper Air Volume To The Brake System, Causing A Slight Timing Delay Between The Tractor And The Trailer Brake System. Consequences Of Defect: If The Brakes Are Suddenly Applied, The Trailer Could Jackknife Without Warning To The Operator, Which Could Result In A Vehicle Crash.


Mack Mh (1983) – 85V051000

Vehicle recall defect – The Flip Out Step Clevis On The Bumper May Fail And Break Under The Weight Of The Person Standing On The Step To Service The Front Area Of The Vehicle. Consequence Of Defect: This Sudden Break Will Cause The Person Standing On The Step To Fall, Without Warning, And Could Result In Injuries.


Mack Mh (1983) – 84V140000

Vehicle recall defect – Due To Improper And Inadequate Welding PrActices, The Fifth Wheel On The Involved Vehicles Is DefeCTIve. Frame Mounted Supports May Have Incomplete Or Poor Quality Welds. The Welds Could Subsequently Fail Allowing Separation Of The Tractor From The Trailer.


Mack Mh (1983) – 84V035000

Vehicle recall defect – A Manufacturing Error Resulted In The Installation Of Carbon Steel Springs In Some Dual-Compartment Air Reservoir Check Valves. Carbon Steel Springs Are Inadequate For This Application Because They Are Subject To Severe Corrosion And Subsequent Failure Of The Check Valve.


Mack Mh (1983) – 84V033000

Vehicle recall defect – Improper Steering Clamp Bolts And Torque Applied During Installation. The Bolt Could Fail, Allowing The Steering Yoke To Become Loose.