Mack · Canada · High
Mack MH, Ultraliner: Not Entered
Affects Mack MH, Ultraliner · 1983–1984 — about 97 vehicles.
The hazard
THE SPRING CENTER BOLT HEAD DOES NOT PENETRATE THROUGH THE CASTER WEDGE AND INTO THE RECESSED HOLE IN THE AXLE PAD, THEREFORE, NOT LOCATING AND ALIGNING THE SPRING TO THE FRONT AXLE. IF THE FRONT AXLE CLIPS LOOSEN, THE LACK OF CENTER BOLT PENETRATION THROUGH THE CASTER PLATE MAY RESULT IN AXLE MISALIGNMENT, AXLE SHIFTING AND LOSS OF STEERING CONTROL.
What to do
Contact your dealer; the remedy details were not included in the filing.
Critical — crash/injury risk now
High — injury risk; see remedy
Moderate — fix at next service
Low — minor / informational