TRAILER HITCHES:FIFTH WHEEL ASSEMBLY
VEHICLE DESCRIPTION: HEAVY DUTY CLASS 8 TRUCKS EQUIPPED WITH FONTAINE FIFTH WHEEL ASSEMBLIES, MODELS SL5WMS6125, SL5WMS7125, SL5WMS8125, SL5WMS9125, SL5WMS10125, SL5APM6125, SL5APM7125, SLAPM8125, SL5APM9125, SL5APM10125, SL5WMS-D, SL5APM-D, AND SL5BPS-D. IMPROPER INSTALLATION OF THE FIFTH WHEEL ASSEMBLY CAN CAUSE CRACKING OF THE FIFTH WHEEL MOUNTING PLATE.
Remedy: DEALERS WILL INSPECT AND REPLACE THE MOUNTING PLATES THAT ARE CRACKED.
3,633 vehicles affected
SUSPENSION:FRONT:SPRINGS:AIR SUSPENSION:LINES AND FITTINGS
VEHICLE DESCRIPTION: CLASS 8 HEAVY DUTY TRUCKS. THE AIR SUSPENSION CONTROL VALVE SUPPLY LINE WAS NOT PLUMBED THROUGH AN AIR PRESSURE PROTECTION VALVE. IN THE EVENT OF A FAILURE, THERE WOULD BE LOSS OF AIR PRESSURE IN THE 'B' SYSTEM AIR RESERVOIR THAT SUPPLIES AIR PRESSURE FOR THE FRONT STEER AXLE BRAKES.
Remedy: DEALERS WILL INSTALL THE NECESSARY AIR PRESSURE PROTECTION VALVE.
95,013 vehicles affected
SEAT BELTS:FRONT:BUCKLE ASSEMBLY
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS. THE STEEL BRAIDED TETHER OF THE SAFETY BELT BUCKLE IS DEFORMED AND CAN POSSIBLY BE CRACKED. THIS HAPPENS AS THE SEATS ARE BEING MOVED ON THE SLIDING RAIL, AT THE SAME TIME THEY ARE OFTEN CAUGHT AND PINCHED UNDER THE SEAT FRAMES.
Remedy: DEALERS WILL INSPECT AND REPLACE SEAT BELT BUCKLES WITH THE CABLE TETHER.
9,555 vehicles affected
SERVICE BRAKES, AIR:SUPPLY:HOSES, LINES/PIPING, AND FITTINGS
AIR SYSTEM BLOCKAGE IN THE AIR DRYER OCCURS DEGRADING THE MOISTURE REMOVING CAPABILITIES OF THE DRYER WHEN THE VEHICLE IS OPERATED IN A COLD ENVIRONMENT AND MOISTURE ACCUMULATES AND FREEZES IN THE AIR DRYER OR IN THE LINE BETWEEN THE DRYER AND THE AIR SYSTEM RESERVOIR. THE AIR DRYER CAN BECOME OVERPRESSURIZED CAUSING THE AIR DRYER CARTRIDGE TO SEPARATE FROM THE MOUNTING BASE.
Remedy: DEALERS WILL EQUIP AIR SYSTEMS WITH A PRESSURE RELIEF VALVE TO BE LOCATED BETWEEN THE COMPRESSOR AND THE AIR DRYER. THIS PRESSURE RELIEF VALVE IS INTENDED TO VENT IF EXCESSIVE PRESSURE DEVELOPS IN THE AIR DRYER.
4,709 vehicles affected
SEAT BELTS:FRONT:ANCHORAGE
THE SAFETY BELT BUCKLE ASSEMBLY CAN GET CAUGHT IN THE SEAT SUSPENSION MECHANISM. THE MOVEMENT OF THE AIR SUSPENSION SEAT COULD CAUSE THE SAFETY BELT BUCKLE TETHER CABLE TO FRAY .
Remedy: REPLACE THE SAFETY BELT BUCKLE ASSEMBLY WITH A NEW DESIGN BUCKLE ASSEMBLY.
1,075 vehicles affected