Mack · Canada · Mod
Mack F, MB +5 more: Not Entered
Affects Mack F, MB, R, CF, RM, RD, DM · 1977 — about 2 vehicles.
The hazard
TRUCKS EQUIPPED WITH DAYTON-WALTHER FRONT WHEELS AND MACK FA617C OR FAW617 FRONT AXLES. THE DAYTON-WALTHER FRONT WHEEL STUDS WERE NOT PROPERLY HEAT TREATED AND ARE SUBJECT TO CRACKING. A STUD CRACK WOULD RESULT IN WHEEL WOBBLE AND IMPAIR VEHICLE HANDLING.
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