ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
THESE HEAVY TRUCKS WERE EQUIPPED WITH EXHAUST MUFFLERS WITHOUT HEAT SHIELDING.
Remedy: DEALERS WILL INSTALL MUFFLER SHIELDS AND, WHERE NECESSARY, GRAB HANDLES.
21 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 OVER PRESSURIZED 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.
283 vehicles affected
STEERING:LINKAGES:KNUCKLE:SPINDLE:ARM
A PROTECTIVE GREASE COATING USED ON THE STEERING KNUCKLE WAS NOT REMOVED PRIOR TO ASSEMBLY OF THE STEERING ARMS. ALSO THE JOINTS COULD HAVE BEEN ASSEMBLED WITH KEYS THAT WERE SOFTER THAN SPECIFIED AND WITH NUTS OF A "SOFTER" MATERIAL THAN ANTICIPATED.
Remedy: DEALERS WILL CLEAN THE STEERING ARM/KNUCKLE JOINTS, REPLACE THE NUTS AND KEYS, AND RETORQUE THE STEERING ARM NUTS.
159 vehicles affected
EQUIPMENT:RECREATIONAL VEHICLE/TRAILER
STRAPS HOLDING THE SLEEPER UPPER BUNK IN THE RAISED POSITION CAN RELEASE WITHOUT WARNING.
Remedy: DEALERS WILL REPLACE THE UPPER BUNK RETAINING STRAPS WITH AN IMPROVED AUTOMOTIVE SAFETY BELT STYLE DESIGN STRAP.
122 vehicles affected
ELECTRICAL SYSTEM:WIRING
THE ECM GROUND TERMINALS WERE INSTALLED SUCH THAT THERE IS RESIDUAL STRESS ON THE TERMINAL CAUSING THE TERMINAL TO FATIGUE AND EVENTUALLY FAIL.
Remedy: DEALERS WILL MODIFY THE ECM GROUND TERMINAL INSTALLATION.
192 vehicles affected