Mack · Canada · High
Mack Midliner: Powertrain
Affects Mack Midliner · 1986–1987 — about 19 vehicles.
The hazard
SOME OF THE BOLTS USED TO FASTEN THE DRIVESHAFT ON THE REAR AXLE FLANGE MAY LOOSEN POSSIBLY CAUSING THE DRIVESHAFT TO BREAK AWAY. THIS FAILURE COULD RESULT IN LOSS OF CONTROL AND A VEHICLE CRASH OR INJURY FROM THE LOOSENED DRIVESHAFT OR BOLTS. CORRECTION: BOLTS WILL BE REPLACED ON THE REAR AXLES OF 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