Mack · Canada · High
Mack RD, DMM +1 more: Steering
Affects Mack RD, DMM, RM · 1980–1988 — about 589 vehicles.
The hazard
THE ROCKWELL STEERING ARM ON THESE VEHICLES MAY DEVELOP CRACKS WHICH COULD ULTIMATELY LEAD TO STEERING ARM FAILURE AND LOSS OF STEERING CONTROL WITHOUT PRIOR WARNING. CORRECTION: REDESIGNED STEERING ARM WILL BE INSTALLED ON AFFECTED VEHICLES.
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