International · Canada · High
International 9200, 4700 +1 more: Suspension
Affects International 9200, 4700, 3800 School Bus · 1997 — about 31 vehicles.
The hazard
THE REAR AXLE PINION MAY CRACK AND EVENTUALLY BREAK AT THE PINION THREAD LOCATION. THIS COULD CAUSE SEPARATION OF THE THREADED END OF THE PINION RESULTING IN SUBSEQUENT SEPARATION OF THE YOKE AND DRIVE LINE FROM THE REAR AXLE. A SEPARATED YOKE AND DRIVE LINE COULD POSE A HAZARD TO OTHER USERS OF THE ROADWAY AND ALSO AFFECT VEHICLE STABILITY AND CONTROL. THIS COULD RESULT IN A CRASH WITHOUT PRIOR WARNING. CORRECTION: REAR AXLE CARRIER PINION 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