Power train: driveline
- Component
- Power train: driveline
- Manufacturer
- PACCAR INCORPORATED
- Vehicles affected
- 572
- Reported to NHTSA
- 2006-10-13
- Owners notified
- 2006-10-09
Defect description
ON CERTAIN TRUCKS EQUIPPED WITH CHALMERS REAR SUSPENSIONS, THE ADJUSTABLE TORQUE ROD END CASTINGS MAY BE BRITTLE. A BRITTLE ROD END CASTING MAY FRACTURE WITHOUT WARNING, CAUSING THE VEHICLES' REAR AXLES TO BECOME MISALIGNED.
Safety risk
THIS MISALIGNMENT CAN CAUSE THE VEHICLE TO LOSE DIRECTIONAL STABILITY AT SPEEDS THAT MAY RESULT IN A VEHICLE CRASH.
Manufacturer remedy
DEALERS WILL INSPECT THE VEHICLES TO DETERMINE IF THEY WERE MANUFACTURED WITH A SUSPECT TORQUE ROD END. IF A SUSPECT TORQUE ROD END IS FOUND, THE ENTIRE TORQUE ROD WILL BE REPLACED. THE RECALL BEGAN ON OCTOBER 9, 2006. OWNERS MAY CONTACT PETERBILT AT 1-940-591-4196 OR KENWORTH AT 1-425-828-5440.