SUSPENSION:FRONT
May 15, 1989
100 units potentially affected
The defect: TORQUE ROD BOLTS ARE GRADE 2 INSTEAD OF GRADE 5, WHICH IS NOT TO SPECIFICATION, AND COULD FAIL.
The risk: BOLT FAILURE COULD ALLOW THE REAR AXLE TO SHIFT; THISCOULD ADVERSELY AFFECT TRUCK CONTROL AND COULD RESULT IN A CRASH.
The remedy: REPLACE TORQUE ROD BOLTS WITH BOLTS OF THE PROPER SPECIFICATION.
MACK TRUCKS, INCORPORATEDView on NHTSA.gov