Kenworth · Canada · High
Kenworth Conventional, C.O.E.: Suspension
Affects Kenworth Conventional, C.O.E. · 1986–1987 — about 48 vehicles.
The hazard
THE REAR SUSPENSION TOP TORQUE RODS ON THE CHALMERS 800 SERIES SUSPENSION WERE MANUFACTURED BY WELDING TWO ANGLED TUBES TOGETHER. THESE WELDS MAY FAIL DUE TO INADEQUATE PENETRATION CAUSING THE TORQUE ROD TO FAIL WITHOUT WARNING AND ALLOWING THE REAR AXLE(S) TO MOVE OUT OF POSITION RESULTING IN VEHICLE INSTABILITY AND LOSS OF CONTROL. CORRECTION: WELDED TOP TORQUE RODS WILL BE REPLACED WITH A NEW ONE PIECE TYPE.
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