2004 KENWORTH T800

SERVICE BRAKES, AIR

KENWORTH IS RECALLING 3,423 MY 2004-2009 T2000, T800,T600, W900 AND T660 VEHICLES. INCREASED BRAKE EXCITATION IN A CERTAIN VEHICLE CONFIGURATION WHICH INCLUDES BENDIX DRUM BRAKES, WIDE BASE LOW PROFILE SINGLE TIRES, AND AN AG400 OR AG460 REAR SUSPENSION, DUE TO ITS UNIQUE BRAKE CLOCKING AND CAM TUB

SUSPENSION

ON CERTAIN HEAVY DUTY CLASS 8 TRUCKS, THE SUSPENSION HAS TRANSVERSE BEAM CASTINGS THAT MAY FRACTURE UNDER NORMAL LOADS. IF A CASTING BREAKS WHEN THE VEHICLE IS TRAVELING ON A ROADWAY THERE IS THE POTENTIAL FOR PIECES OF THE CASTING TO BECOME PROJECTILES AND THE SUSPENSION'S TRANSVERSE BEAM MAY DROP

SUSPENSION

PACCAR IS RECALLING 130 MY 2004-2009 T2000, T800, T600, W900 AND T660 KENWORTH TRUCKS BUILT WITH AN AG400 REAR SUSPENSION, LONG STROKE BRAKE CHAMBERS, AND WIDE BASE TIRES (SUPER SINGLES). THESE VEHICLES MAY DEVELOP AN INCREASE IN LATERAL AND VERTICAL AXLE MOVEMENT. THIS MOVEMENT MAY CAUSE PART OR

ENGINE AND ENGINE COOLING

ON CERTAIN TRACTORS EQUIPPED WITH CATERPILLAR DIESEL ENGINES, THE VARIABLE VALVE ACTUATION OIL LINE MAY WEAR AGAINST THE SHARP EDGE OF THE CYLINDER HEAD IF NOT POSITIONED CORRECTLY.

ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOOD

ON CERTAIN TRUCKS EQUIPPED WITH A COMBINATION OF CATERPILLAR C11/C13 ENGINES AND AN OPTIONAL LEECE NEVILLE BRUSHLESS ALTERNATOR, A CHAFFING POINT MAY EXIST BETWEEN A HEAT SHIELD ON THE ENGINE AND THE WIRING FOR THE ALTERNATOR.

POWER TRAIN:AUTOMATIC TRANSMISSION

ON CERTAIN TRUCKS, THE WIRING, PARTS, OR TRANSMISSION PROGRAMMING REQUIRED FOR THE AUTO NEUTRAL FEATURE TO FUNCTION AS DESIGNED WERE EITHER NOT INSTALLED, CONNECTED, OR PROGRAMMED PROPERLY.

EQUIPMENT:OTHER:LABELS

CERTAIN TRUCKS FAIL TO CONFORM TO THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 120, 'TIRE SELECTION AND RIMS FOR MOTOR VEHICLES OTHER THAN PASSENGER CARS.' THE TIRE PRESSURE WAS OMITTED FROM THE VEHICLE'S CERTIFICATION LABEL.

POWER TRAIN:DRIVELINE:UNIVERSAL JOINT

ON CERTAIN TRUCKS BUILT WITH THE OPTIONAL DANA SPL DRIVELINE, THE U-JOINT FASTENERS AT THE OUTPUT YOKE OF THE TRANSMISSION WERE NOT PROPERLY TIGHTENED.

ELECTRICAL SYSTEM:WIRING

CERTAIN TRUCKS EQUIPPED WITH EATON FULLER ULTRASONIC TRANSMISSIONS FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 102, "TRANSMISSION SHIFT LEVER SEQUENCE, STARTER INTERLOCK AND TRANSMISSION BRAKING EFFECT." THE CAB TRANSMISSION HARNESS COULD HAVE BEEN INCORRECTLY

ELECTRICAL SYSTEM:WIRING

ON CERTAIN TRUCKS, THE POWER FEED HARNESS P92-1993 TERMINALS WERE NOT PROPERLY CRIMPED.

ENGINE AND ENGINE COOLING

ON CERTAIN TRUCKS EQUIPPED WITH WEBASTO HEATERS, THE BURNER TUBES ARE MADE OF MATERIAL THAT DOES NOT MEET SPECIFICATIONS AND COULD FAIL PREMATURELY.

STRUCTURE

ON CERTAIN TRUCKS, SOME OF THE HUCK BOLTS ON THE CAB MAY NOT HAVE BEEN PROPERLY INSTALLED.

2004 KENWORTH T800, UNIT 1 WAS TRAVELING EAST ON THE OHIO TURNPIKE ON THE RIGHT SHOULDER IN THE CONSTRUCTION ZONE. UNIT 1 STATED SHE SMELLED SMOKE COMING FROM UNDERNEATH THE GLOVE BOX AREA. UNIT 1 STOPPED AND GOT OUT OF THE VEHICLE. UNIT 1 BECAME ENGULFED AND WAS PUT OUT BY WATER TRUCK IN THE CONSTRUCTION ZONE. *BF (OHIO TRAFFIC CRASH REPORT # 10-0277-90)

TL*THE CONTACT OWNS A 2004 KENWORTH T800B TRUCK. THE CONTACT STATED THE GEAR WAS IN THE PARK POSITION WITH THE ENGINE IN OPERATION WHEN SHE EXITED THE VEHICLE. THE CONTACT NOTICED FLAMES EMITTING FROM THE INSTRUMENT PANEL UPON ENTERING THE VEHICLE. THE FIRE DEPARTMENT EXTINGUISHED THE FLAMES. THE VEHICLE WAS TOWED TO AN AUTHORIZED DEALER. THE CAUSE OF FAILURE WAS NOT DETERMINED. THERE WAS A NHTSA RECALL RELATED TO THE DEFECT, CAMPAIGN 04V580000(ELECTRICAL SYSTEM:WIRING). THE VIN WAS NOT INCLUDED

Mileage: 240,000

SUDDEN FULL UNCONTROLLED ACCELERATION BROUGHT ON BY A REAR END COLLISION WHILE MY VEHICLE WAS STOPPED IN TRAFFIC. DUMP TRUCK WITH ALLISON AUTOMATIC TRANSMISSION. TRANSMISSION TOWER BUTTONS WERE UNRESPONSIVE AND TRUCK WAS ESTIMATED BY WITNESS TO JUMP TO ALMOST IMMEDIATE 60 PLUS. DID NOT STOP UNTIL KEY WAS REMOVED. VIRGINIA DOT INSPECTION APPROX. 2 HOURS LATER FOUND NO PROBLEM AND TRUCK RESPONDED NORMALLY(EXCEPT FOR ACCIDENT DAMAGE) AFTER IT WAS RESTARTED. THERE WAS A SUDDEN SURGE IN THE ENGINE

Mileage: 70,000