TRAILER HITCHES:FIFTH WHEEL ASSEMBLY
ON CERTAIN TRUCKS EQUIPPED WITH A SAF HOLLAND SIMPLEX FIFTH WHEEL, THE LEVER ARM PIVOT BOLT MAY HAVE BEEN OVER TIGHTENED. AN OVER TIGHTENED PIVOT BOLT CAN DISTORT THE PIVOT BOLT SPACER SLEEVE, WHICH MAY PREVENT THE FIFTH WHEEL LATCH JAW FROM CLOSING AND LATCHING SECURELY AROUND THE TRAILER KING PIN.
Remedy: DEALERS WILL REPLACE THE PIVOT BOLT AND SLEEVE WITH A HEX HEAD SHOULDER BOLT AND WASHER FREE OF CHARGE. THE RECALL BEGAN ON JANUARY 28, 2008. OWNERS MAY CONTACT MACK TRUCKS AT 1-800-528-6586.
950 vehicles affected
SERVICE BRAKES, AIR
CERTAIN TRUCKS EQUIPPED WITH HAULMAX REAR SUSPENSIONS FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 121, "AIR BRAKE SYSTEMS." IT DOES NOT MEET THE REQUIRED STOPPING DISTANCE AS SPECIFIED IN THE REGULATION.
Remedy: DEALERS WILL RELOCATE THE ANTILOCK BRAKING SYSTEM (ABS) SENSOR FROM THE REAR DRIVE AXLE TO THE FRONT DRIVE AXLE FREE OF CHARGE. THE RECALL BEGAN ON JUNE 15, 2007. OWNERS MAY CONTACT MACK TRUCKS AT 1-800-528-6586.
37 vehicles affected
STEERING
ON CERTAIN HEAVY DUTY CLASS 8 VEHICLES BUILT WITH SHEPPARD MODEL M100 STEERING GEAR, THE STEERING GEAR MOUNTING PADS, WHICH ATTACH THE STEERING GEAR TO THE FRAME RAIL, MAY FAIL.
Remedy: DEALERS WILL REPLACE THE STEERING GEARS. THE RECALL BEGAN ON MAY 6, 2005. OWNERS MAY CONTACT MACK AT 1-610-709-2131.
2,773 vehicles affected