Mack · Canada · Crit
Mack Gu, Chu: Steering
Affects Mack Gu, Chu · 2008 — about 23 vehicles.
The hazard
On certain trucks, the locknut used to retain the steering shaft may not have had the lock feature. As a result, the nut could loosen, allowing the steering shaft to separate, causing a loss of steering control which could result in a vehicle crash with injury or death. Correction: Dealers will replace the steering shaft pinch bolt and locknut.
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