United States 96V255000
Mack Trucks, Inc.
The problem
THE U-JOINT BEARING STRAP BOLTS WERE NOT PROPERLY TIGHTENED DURING ASSEMBLY.
Risk
INSUFFICIENT TORQUE CAN LEAD TO A BROKEN STRAP. IF THE STRAP BREAKS, THE DRIVESHAFT WOULD WOBBLE, POSSIBLY RESULTING IN SEPARATION. SUCH WOBBLING OR SEPARATION WOULD RESULT IN DAMAGE TO OTHER COMPONENTS OF THE VEHICLE AND ANY LOOSE FRAGMENT COULD FALL TO THE ROADWAY PRESENTING A HAZARD TO FOLLOWING VEHICLES.
What owners should do
DEALERS WILL INSTALL A NEW U-JOINT BEARING STRAP BOLTS.
Units 1590