Mack · Canada · High
Mack R, U +6 more: Visual System
Affects Mack R, U, DM, RM, DMM, RD, RW, RB · 1989 — about 1K vehicles.
The hazard
A TOLERANCE MISMATCH IN THE CRANK ASSEMBLY OF THE ROBERT BOSCH WINDSHIELD WIPER MOTOR SYSTEM COULD CAUSE INSTANTANEOUS SEPARATION OF THE CRANK FROM THE LINKAGE ASSEMBLY IN THE LEFT HAND CONTROL ARM LINKAGE RENDERING THE SYSTEM INOPERABLE. THIS MALFUNCTION COULD OCCUR AT ANY TIME WITHOUT PRIOR WARNING AND COULD IMPAIR DRIVER VISIBILITY. CORRECTION: LEFT HAND CONTROL ARM LINKAGE ASSEMBLY WILL BE REPLACED 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