Vehicle Safety Recalls

Search 30,271 NHTSA recall campaigns covering every vehicle sold in the United States since 1966.

30,271 Recall Campaigns
24,323 Vehicle Models
233 Vehicle Makes
1966, 2026 Year Range

What is a vehicle safety recall?

A vehicle safety recall is issued when a manufacturer or the National Highway Traffic Safety Administration (NHTSA) determines that a defect in a motor vehicle creates an unreasonable risk to safety, or that the vehicle fails to meet a federal motor vehicle safety standard. Once a recall is issued, the manufacturer is required by federal law (49 U.S.C. ยง 30120) to repair, replace, or refund the vehicle without charge to the owner. The repair obligation lasts at least 15 years from the date the vehicle was first sold, regardless of mileage, ownership history, or warranty status.

The list below contains every recall campaign in NHTSA's official database, over 30,271 campaigns covering tens of millions of individual vehicles dating back to 1966. Each entry includes the official NHTSA campaign number (used to schedule the repair at any franchised dealer), the affected component, the defect description, the consequence of the failure, and the manufacturer's remedy. You can filter by make, model year, or keyword. To check whether a specific vehicle has an open recall, use the VIN lookup; to read every recall ever issued for a particular brand, use browse by make.

How to read a recall entry

Each recall card on this page surfaces the four pieces of information that matter most to vehicle owners:

  • Component. The system or part affected by the defect, brakes, airbags, fuel system, electrical, etc. NHTSA uses a standardized component taxonomy.
  • Summary. Plain-English description of the defect and what is expected to fail.
  • Consequence. The actual safety risk, fire, loss of brakes, airbag rupture, sudden stalling. This is the most important field for understanding severity.
  • Remedy. What the dealer will do to fix the vehicle. This tells you how long the repair will take and whether parts are likely to be available.

A small share of recalls, typically less than 3 percent, also carry severity flags such as "Park Outside" or "Do Not Drive." When a recall has one of these flags, NHTSA is recommending that owners take additional precautions until the repair is performed. Park Outside means the defect can ignite a fire even when the vehicle is parked; Do Not Drive means the failure mode is severe enough that NHTSA cannot recommend continuing to operate the vehicle. We have a deeper explainer at Understanding Recall Severity.

Where this data comes from

This page is built on NHTSA's recall flat-file database, which we re-import on the first day of every month. Each individual recall record is sourced directly from NHTSA's public files, we don't paraphrase, summarize, or alter the official descriptions. The summaries you see are the manufacturer's own filings as submitted to NHTSA, lightly reformatted for readability. For the most current status of any specific VIN, the authoritative source is nhtsa.gov/recalls; this page is most useful for browsing patterns across models and years rather than checking the status of one specific car.

Read more from our blog

How to Check If Your Car Has an Open Recall › What to Do If Your Car Is Recalled › Why Recall Repairs Are Always Free › Used Car: 7 Recall Checks to Run First › The Takata Airbag Recall: Full Story › All Articles ›
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Showing 327 recalls for KENWORTH

04V174000 Apr 12, 2004
KENWORTH T600 (2003) - 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 WIRED DURING PRODUCTION INSTALLATION.
25 vehicles affected Manufacturer: PACCAR INCORPORATED
Consequence: THIS COULD CAUSE THE NEUTRAL START FEATURE OF THE TRANSMISSION TO DISABLE ALLOWING THE VEHICLE TO START IN GEAR INCREASING THE POTENTIAL FOR A CRASH.
Remedy: DEALERS WILL REPAIR THE CONNECTIONS IN THE WIRING HARNESS IF NECESSARY. OWNER NOTIFICATION BEGAN ON MAY 7, 2004. OWNERS SHOULD CONTACT KENWORTH AT 1-425-828-5440.
04V169000 Apr 2, 2004
KENWORTH T300 (2003) - ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN
ON CERTAIN TRUCKS EQUIPPED WITH CATERPILLAR C7 OR 3126E 2002 ENGINES AND HORTON FAN HUBS, THE FAN HUB MOUNTING BOLTS CAN FAIL, RESULTING IN THE HUB AND FAN ASSEMBLY SEPARATING FROM THE ENGINE. THIS LOSS OF CLAMP LOAD CAUSES UNWANTED VIBRATION IN THE ASSEMBLY THAT LEADS TO BOLT FAILURE.
2,586 vehicles affected Manufacturer: PACCAR INCORPORATED
Consequence: IF THE BOLTS FAIL, THE COMPLETE HUB AND FAN ASSEMBLY COULD SEPARATE FROM THE ENGINE RESULTING IN EQUIPMENT DAMAGE AND/OR PERSONAL INJURY.
Remedy: DEALERS WILL INSTALL A NEW JOURNAL BRACKET. THE RECALL BEGAN MAY 11, 2004. OWNERS SHOULD CONTACT KENWORTH AT 1-425-828-5440.
03V410000 Oct 20, 2003
KENWORTH T2000 (2003) - STEERING:LINKAGES:KNUCKLE:SPINDLE:ARM
ON CERTAIN TRUCKS EQUIPPED WITH DANA SPICER INTEGRAL KNUCKLE AND STEER ARM ASSEMBLIES, THE STEER AXLE ASSEMBLIES MAY HAVE A LONGITUDINAL CRACK IN THE STEER ARM.
1,187 vehicles affected Manufacturer: PACCAR INCORPORATED
Consequence: IF THE CRACK SHOULD PROPAGATE OVER TIME, THE BALL COULD BECOME LOOSE RESULTING IN A LOSS OF STEERING, WHICH COULD RESULT IN A CRASH.
Remedy: DEALERS WILL INSPECT AND REPLACE THE KNUCKLE AND STEER ARM ASSEMBLIES. OWNER NOTIFICATION BEGAN JANUARY 5, 2004. OWNERS SHOULD CONTACT KENWORTH AT 1-425-828-5440 OR PETERBILT AT 1-940-591-4201.
03V288000 Aug 6, 2003
KENWORTH T300 (2003) - POWER TRAIN:AXLE HUBS
ON CERTAIN HEAVY DUTY TRUCKS, THE LOCKING TAB THAT LOCKS THE OUTER SPINDLE NUT ONTO THE SPINDLE WAS NOT ENGAGED OR PROPERLY BENT OVER.
132 vehicles affected Manufacturer: PACCAR INCORPORATED
Consequence: FAILURE TO PROPERLY ENGAGE THE LOCKING FEATURE INTO THE NUT COULD CAUSE THE NUT TO LOOSEN WHICH WILL EVENTUALLY CAUSE THE WHEEL BEARING TO OVER HEAT AND FAIL IF UNDETECTED. IF THE LOOSE NUT IS NOT DETECTED, THE OUTER END (TIRE, WHEEL AND HUB ASSEMBLY) COULD BECOME SEPARATED FROM THE VEHICLE, INCREA...
Remedy: DEALERS WILL INSPECT THE HUBS TO DETERMINE IF THE LOCKING TABS ARE PROPERLY BENT. IF THE LOCKING TABS ARE NOT BENT, THEN DEALERS WILL INSPECT THE APPROPRIATE COMPONENTS FOR PREMATURE WEAR AND REPLACE SUCH COMPONENTS AS REQUIRED AND PROPERLY SECURE THE RETAINING NUT BY BENDING OVER THE LOCKING TAB. ...
03V285000 Aug 5, 2003
KENWORTH T600 (2002) - ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS
ON CERTAIN HEAVY DUTY TRUCKS, THE MAIN CAB WIRING HARNESS WAS INCORRECTLY CONNECTED TO THE 50 AMP CIRCUIT BREAKER INSTEAD OF THE 135 AMP BREAKER.
117 vehicles affected Manufacturer: PACCAR INCORPORATED
Remedy: DEALERS WILL INSPECT THE VEHICLES AND THE WIRING WILL BE CORRECTED IF NECESSARY. OWNER NOTIFICATION BEGAN SEPTEMBER 16, 2003. OWNERS SHOULD CONTACT KENWORTH AT 1-425-828-5440.
03V245000 Jul 9, 2003
KENWORTH T800 (1995) - VEHICLE SPEED CONTROL
ON CERTAIN VEHICLES EQUIPPED WITH CUMMINS ELECTRONIC CONTROL MODULES ON THE C8.3G AND L10G ENGINES, THE ECM DOES NOT HAVE THE ABILITY TO DETECT A THROTTLE FAIL-SAFE ENGINE SHUTDOWN COMMAND. THIS COULD RESULT IN AN UNANTICIPATED, UNCOMMANDED OPEN THROTTLE CONDITION WITHOUT WARNING.
18 vehicles affected Manufacturer: PACCAR INCORPORATED
Consequence: IF THIS EVENT OCCURS, THE VEHICLE OPERATOR WILL NOT HAVE CONTROL OF THE ENGINE SPEED, POSSIBLY RESULTING IN A VEHICLE CRASH.
Remedy: CUMMINS WILL NOTIFY THE CUSTOMERS AND REPLACE THE ECM. OWNERS SHOULD CONTACT CUMMINS AT 1-800-343-7357 OR KENWORTH AT 1-425-828-5440.
03V234000 Jul 1, 2003
KENWORTH T2000 (2001) - UNKNOWN OR OTHER
ON CERTAIN HEAVY DUTY TRUCKS EQUIPPED WITH VERTICAL TAIL PIPES, THE FRAME ACCESS GRABHANDLE IS MOUNTED TOO HIGH.
84 vehicles affected Manufacturer: PACCAR INCORPORATED
Consequence: THIS CONDITION COULD CAUSE A PERSON TO SLIP AND/OR FALL AND COULD LEAD TO PERSONAL INJURY.
Remedy: DEALERS WILL INSPECT THE GRABHANDLE LOCATION AND IF DETERMINED TO BE MOUNTED TOO HIGH, THE HANDLE WILL BE RELOCATED TO THE PROPER HEIGHT. OWNER NOTIFICATION BEGAN JULY 29, 2003. OWNERS SHOULD CONTACT KENWORTH AT 1-425-828-5440.
03V168000 May 5, 2003
KENWORTH T2000 (2001) - TRAILER HITCHES:FIFTH WHEEL ASSEMBLY
ON CERTAIN TRUCKS EQUIPPED WITH JOST INTERNATIONAL JSK 37U SERIES FIFTH WHEELS, A FATIGUE CRACK CAN DEVELOP IN THE BRACKET PIN WELD UNDER CERTAIN LOADING CONDITIONS.
483 vehicles affected Manufacturer: PACCAR INCORPORATED
Consequence: IF LEFT UNDETECTED OR CORRECTED IT COULD LEAD TO THE SEPARATION OF THE FIFTH WHEEL TOP PLATE FROM ITS MOUNTING STRUCTURE, POSSIBLY RESULTING IN A CRASH.
Remedy: DEALERS WILL REPLACE THE BRACKET PINS AND REPAIR INSTRUCTIONS FREE OF CHARGE. PETERBILT'S OWNER NOTIFICATION BEGAN JUNE 20, 2003. KENWORTH'S OWNER NOTIFICATION BEGAN JUNE 12, 2003. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE RE...
03V125000 Apr 1, 2003
KENWORTH T2000 (1998) - SUSPENSION:FRONT:HUB
ON CERTAIN TRUCKS EQUIPPED WITH TRUCK HUB UNITS MANUFACTURED BY SKF EXCLUSIVELY FOR USE ON ARVINMERITOR'S FF98X SERIES NON-DRIVE STEER AXLES, THE HUB UNIT BEARINGS CAN WEAR PREMATURELY.
154 vehicles affected Manufacturer: PACCAR INCORPORATED
Consequence: SEIZURE OF THE BEARINGS CAN CAUSE WHEEL SEPARATION OR WHEEL END FIRE.
Remedy: DEALERS WILL REPLACE ALL FRONT AXLE HUBS. NOTIFICATION BEGAN JULY 16, 2003. THE MANUFACTURER HAS ADVISED US THAT PARTS WILL NOT BE AVAILABLE UNTIL SEPTEMBER 2003. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITH A REASON...
03V126000 Mar 31, 2003
KENWORTH C500 (1991) - SERVICE BRAKES, AIR
CERTAIN TRUCKS EQUIPPED WITH MERITOR P 18X7 BRAKES WITH 36" BRAKE CHAMBERS FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD (FMVSS) NO. 121, "AIR BRAKE SYSTEMS." THESE TRUCKS WERE MANUFACTURED WITH A COMBINED AIR RESERVOIR VOLUME LESS THAN 12 TIMES THE COMBINED VOLUME OF ALL SERVICE BRAKE CHAMBERS.
45 vehicles affected Manufacturer: PACCAR INCORPORATED
Consequence: THIS DOES NOT MEET THE REQUIREMENTS OF THE STANDARD.
Remedy: DEALERS WILL ADD AN ADDITIONAL TANK OR CHANGE ONE OF THE EXISTING AIR TANKS TO A LARGER SIZE. OWNER NOTIFICATION BEGAN ON MAY 5, 2003. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT ...
03V045000 Feb 13, 2003
KENWORTH C500 (2002) - EXTERIOR LIGHTING
CERTAIN TRUCKS EQUIPPED WITH TRAILER CONNECTIONS FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARDS (FMVSS) NO. 121, "AIR BRAKE SYSTEMS," AND NO. 108, "LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT." THE SUPPLIER REMOVED A RUBBER GROMMET FROM THE TRAILER LIGHT LINE CONNECTOR. THE VEHICLES ARE EXPERIENCING CORROSION AT THE 7-WAY TRAILER CONNECTION. THIS CAUSES I...
9,890 vehicles affected Manufacturer: PACCAR INCORPORATED
Consequence: THIS COULD CAUSE AN ELECTRICAL SHORT AND/OR POSSIBLE FIRE HAZARD.
Remedy: DEALERS WILL INSTALL THE MISSING GROMMET ON ALL AFFECTED CHASSIS. IF A CONNECTOR IS FOUND DEFECTIVE, IT WILL BE REPLACED WITH A NEW CONNECTOR. OWNER NOTIFICATION IS BEGAN ON MARCH 14, 2003. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE ...
02V318001 Nov 27, 2002
KENWORTH T300 (2002) - FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP
ON CERTAIN TRUCKS EQUIPPED WITH CATERPILLAR 3126E HYDRAULICALLY CONTROLLED ELECTRONICALLY ACTUATED UNIT INJECTED DIESEL ENGINES WITH HIGH EFFICIENCY PUMPS (HEP8). THE PUMP COMPONENTS MAY EXPERIENCE A HIGH PRESSURE SEAL FAILURE WHICH CAN RESULT IN A SHORT PERIOD OF ROUGH RUNNING AND SUBSEQUENT ENGINE STALL DUE TO A LOSS OF INJECTION ACTUATION PRESSURE.
16 vehicles affected Manufacturer: PACCAR, INC.
Consequence: ONCE ENGINE STALL OCCURS, THE ENGINE CANNOT BE RESTARTED, INCREASING THE RISK OF A CRASH.
Remedy: CATERPILLAR IS CONDUCTING THE OWNER NOTIFICATION AND REMEDY FOR THIS CAMPAIGN. DEALERS WILL INSPECT THE PUMP SERIAL NUMBERS AND REPLACE THE PUMP IF NECESSARY. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABL...
02V241001 Sep 10, 2002
KENWORTH T300 (2002) - SERVICE BRAKES, AIR:CONTROLS:HAND CONTROL/VALVE
ON CERTAIN VEHICLES EQUIPPED WITH BENDIX TC-7 TRAILER CONTROL HAND-OPERATED VALVE WITH PUSH-TO-CONNECT FITTINGS. THE DELIVERY PORT IN THE VALVE BODY MAY BE PARTIALLY BLOCKED DUE TO A PROBLEM DURING THE MOLDING PROCESS.
3,158 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: SUCH BLOCKAGE MAY SLOW THE DELIVERY AND EXHAUST OF AIR TO AND FROM THE TRAILER BRAKES WHEN THEY ARE OPERATED BY THIS HAND-OPERATED TRAILER CONTROL VALVE.
Remedy: PACCAR WILL NOTIFY ITS CUSTOMERS AND INSPECT AND REPLACE, IF NECESSARY, THE HAND VALVE FREE OF CHARGE. OWNER NOTIFICATION BEGAN OCTOBER 18, 2002. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOU...
02V037003 Jul 15, 2002
KENWORTH C500 (1999) - STEERING:LINKAGES:TIE ROD ASSEMBLY
HEAVY DUTY TRUCKS EQUIPPED WITH TRW TIE ROD ENDS ON CERTAIN ARVINMERITOR AND DANA AXLES. PETERBILT WILL RECALL 1,434 VEHICLES EQUIPPED WITH ARVINMERITOR AXLES MANUFACTURED FROM DECEMBER 11, 1999, TO MAY 14, 2000, AND FROM JULY 22 TO SEPTEMBER 30, 2000. KENWORTH WILL RECALL 859 VEHICLES EQUIPPED WITH ARVINMERITOR VEHICLES MANUFACTURED FROM DECEMBER 11, 1999, TO MAY 23, 2000, AND FROM JULY 27, 200...
4,513 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: THIS CAN LEAD TO PREMATURE WEAR WITH POSSIBLE SEPARATION OF THE BALL STUD FROM THE SOCKET, INCREASING THE RISK OF LOSS OF CONTROL OF THE VEHICLE.
Remedy: DEALERS WILL REMOVE AND REPLACE ALL AFFECTED TIE RODS AND DRAG LINKS WITH DIFFERENT DESIGNED ENDS. OWNER NOTIFICATION BEGAN JULY 15, 2002. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTA...
02V061001 Feb 27, 2002
KENWORTH T800 (1998) - SUSPENSION:REAR
ON CERTAIN HEAVY DUTY TRUCKS EQUIPPED WITH REPLACEMENT DANA SPICER TANDEM DRIVE AXLE MODELS DS463 AND DS521, INSTALLED ON VEHICLES FROM MAY 1, 2001 THROUGH FEBRUARY 1, 2002, AN UNDERSIZED ATTACHMENT WELD MAY FRACTURE WITHOUT WARNING.
116 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: THE LOSS OF THIS ATTACHMENT TO THE VEHICLE CHASSIS CAN ADVERSELY AFFECT VEHICLE HANDLING OR DRIVER CONTROL.
Remedy: DANA IS CONDUCTING THE OWNER NOTIFICATION AND REMEDY FOR THIS CAMPAIGN. THE DEALERS WILL REMOVE THE SUSPECT BRACKET, INSPECT THE AXLE HOUSING, AND REWELD THE BRACKET TO THE AXLE HOUSING. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FR...
02V033000 Feb 4, 2002
KENWORTH C500 (2000) - ELECTRICAL SYSTEM:WIRING
ON SOME HEAVY DUTY TRUCKS EQUIPPED WITH ALCOA FUJIKURA LTD. (AFL) POWER DISTRIBUTION BOXES (PD BOX), THE PD BOXES WERE MANUFACTURED WITH INSUFFICIENT TORQUE APPLIED TO THE NUT OF THE MAIN POWER FEED-THROUGH STUD.
44 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: INSUFFICIENT TORQUE CAN LEAD TO (1) ELECTRICAL ARCING OF THE WIRES INSIDE OF THE PD BOX, OR (2) AN INTERRUPTED POWER SUPPLY TO THE VEHICLE'S ELECTRICAL SYSTEM, EITHER OF WHICH CAN LEAD TO A LOSS OF VEHICLE ELECTRICAL POWER AND POSSIBLY VEHICLE CONTROL WITHOUT WARNING.
Remedy: DEALERS WILL INSPECT AND TIGHTEN THE NUT ON THE MAIN POWER FEED-THROUGH STUD. OWNER NOTIFICATION BEGAN FEBRUARY 25, 2002. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT KENWORTH AT 1...
02V018001 Jan 15, 2002
KENWORTH T300 (2001) - SERVICE BRAKES, AIR:SUPPLY:CHECK VALVE
ON CERTAIN HEAVY DUTY TRUCKS EQUIPPED WITH MERITOR WABCO PNEUMATIC ANITLOCK BRAKE SYSTEM (ABS) VALVE PACKAGES, THE ASSEMBLY BOLTS ON THESE VALVE PACKAGES WERE NOT TIGHTENED CORRECTLY.
2,302 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: BOLTS TORQUED BELOW SPECIFICATION WILL NOT RELIABLY PREVENT AIR LEAKAGE AT THE AFFECTED ABS VALVE PACKAGE INTERFACE JOINTS ONCE THE COMPONENT BEGINS NORMAL VEHICLE OPERATION. IF AIR LEAKS DEVELOP AT ANY OF THE ABS VALVE PACKAGE INTERFACE JOINTS, BRAKE SYSTEM PRESSURE REDUCTIONS COULD OCCUR DURING B...
Remedy: DEALERS WILL TIGHTEN THE FASTENERS TO THE PROPER SPECIFICATION. OWNER NOTIFICATION BEGAN FEBRUARY 15, 2002. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT KENWORTH AT 1-425-828-5440 O...
01V293002 Nov 8, 2001
KENWORTH T800 (1997) - WHEELS:HUB
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS BUILT WITH ARVINMERITOR FRONT AXLE FF-981. THE WHEEL SEPARATOR PLATES ARE INCOMPATIBLE WITH SKF PHASE IV TRUCK HUB UNITS INCORPORATED INTO THE ARVINMERITOR FF-981 FRONT AXLE ASSEMBLIES INSTALLED ON VEHICLES WITH WHEEL MOUNTING FLANGES OF 10 MM OR LESS AND BRAKE DRUM MOUNTING FLANGES OF 6 MM OR LESS.
14 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: THE COMBINATION OF COMPONENTS COULD REDUCE THE SERVICE LIFE OF THE FRONT HUB, WHICH COULD RESULT IN A FRACTURE. IF A HUB FRACTURES, VEHICLE CONTROL, BRAKING, AND STABILITY CAN BE AFFECTED. IN EXTREME CASES, THE WHEEL COULD SEPARATE FROM THE VEHICLE CAUSING A LOSS OF VEHICLE CONTROL, INCREASING THE...
Remedy: DEALERS WILL CHANGE THE FRONT HUBS. OWNER NOTIFICATION BEGAN DECEMBER 10, 2001. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT KENWORTH AT 1-425-828-5000.
01V335000 Oct 25, 2001
KENWORTH T2000 (2001) - POWER TRAIN:DRIVELINE:UNIVERSAL JOINT
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS. THE DRIVELINE U-JOINT FASTENERS AT THE OUTPUT YOKE OF THE TRANSMISSION WERE IMPROPERLY TIGHTENED.
237 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: UNDER-TIGHTENED FASTENERS CAN LEAD TO THE DRIVELINE BECOMING DETACHED FROM THE VEHICLE RESULTING IN PROPERTY DAMAGE OR PERSONAL INJURY.
Remedy: DEALERS WILL TIGHTEN THE DRIVELINE FASTENERS TO THE PROPER SPECIFICATION. OWNER NOTIFICATION BEGAN NOVEMBER 26, 2001. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT KENWORTH AT 1-425-8...
01V305000 Sep 26, 2001
KENWORTH C500 (2001) - VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM
VEHICLE DESCRIPTION: CERTAIN HEAVY DUTY TRUCKS FAIL TO COMPLY WITH THE REQUIREMENTS OF FMVSS NO. 103, "WINDSHIELD DEFROSTING AND DEFOGGING SYSTEMS." THE MODE DOOR IN AN HVAC SYSTEM CAN BECOME INOPERABLE. THE MODE DOOR CAM AND ACTUATOR COULD BIND, CAUSING THE CAM RETAINING TABS TO SHEAR OFF.
2,670 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: THIS FAILURE MAY INHIBIT THE ABILITY TO DIRECT AIR BLOWING FROM THE HVAC SYSTEM TO THE WINDSHIELD, POTENTIALLY REDUCING THE DRIVER'S VISIBILITY.
Remedy: DEALERS WILL INSPECT THE MODE DOOR OPERATION AND REPLACE THE HVAC CAB MODE HOUSING ASSEMBLY IF NECESSARY. OWNER NOTIFICATION BEGAN NOVEMBER 7, 2001. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHO...
01V140006 Aug 28, 2001
KENWORTH C500 (1999) - STEERING:LINKAGES:TIE ROD ASSEMBLY
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPPED WITH TRW TIE ROD ENDS ON CERTAIN MERITOR AXLES. THE TIE ROD AND DRAG LINK BALL STUD ENDS CONTAIN BEARINGS THAT ARE BELOW THE SPECIFIED CASE DEPTH AND/OR HARDNESS.
2,294 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: THIS CAN LEAD TO PREMATURE WEAR WITH POSSIBLE SEPARATION OF THE BALL STUD FROM THE SOCKET, INCREASING THE RISK OF LOSS OF CONTROL OF THE VEHICLE.
Remedy: DEALERS WILL REMOVE AND REPLACE ALL AFFECTED TIE RODS AND DRAG LINKS WITH DIFFERENT DESIGNED ENDS. OWNER NOTIFICATION BEGAN OCTOBER 24, 2001. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CO...
01V268000 Aug 23, 2001
KENWORTH T300 (1996) - SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DRUM:SHOES/LININGS
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPPED WITH 10,000 OR 12,000 POUND DANA FRONT AXLES. A CONDITION CALLED BRAKE "SPRAG", WHICH IS CHARACTERIZED BY A NOISE AT THE END OF AN APPLIED STOP, CAN DEVELOP IN THE BRAKE SYSTEM. THIS NOISE IS THE RESULT OF A PULSATION OF THE BRAKE LINING WITH THE BRAKE DRUM DURING BRAKE APPLICATION. THESE NOISE VIBRATIONS OCCUR AT THE RESONANT FREQUENCY OF THE F...
3,000 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: FAILURE OF THE TIE ROD END CAN CAUSE LOSS OF STEERING CONTROL AND POSSIBLY RESULT IN A VEHICLE CRASH.
Remedy: DEALERS WILL REPLACE THE BRAKE LINING ON THE FRONT AXLE OF EACH VEHICLE WITH A LINING MADE OF A DIFFERENT COMPOSITION. IN ADDITION, THE TIE ROD ENDS WILL BE REPLACED FREE OF CHARGE. OWNER NOTIFICATION BEGAN OCTOBER 12, 2001. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON...
01V188000 Jun 12, 2001
KENWORTH T300 (2000) - SERVICE BRAKES, AIR:SUPPLY:RESERVOIR/TANK
VEHICLE DESCRIPTION: CERTAIN VEHICLES HAVING AN INTENDED SERVICE CODE OF "FIRE SERVICE" AND EITHER TYPE 24 OR LARGER FRONT BRAKE CHAMBERS OR TYPE 36 REAR BRAKE CHAMBERS FAIL TO COMPLY WITH REQUIREMENTS OF FMVSS NO. 121, "AIR BRAKE SYSTEMS." THESE VEHICLES WERE BUILT WITH A COMBINED AIR RESERVOIR VOLUME LESS THAN 12 TIMES THE COMBINED VOLUME OF ALL SERVICE CHAMBERS.
23 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: UNUSUALLY FREQUENT APPLICATIONS OF THE AIR BRAKES COULD DEPLETE THE AVAILABLE AIR SUPPLY MORE QUICKLY THAN EXPECTED.
Remedy: DEALERS WILL INSTALL AN ADDITIONAL AIR TANK ON CHASSIS WITH A SINGLE REAR AXLE. ON TANDEM REAR AXLE CHASSIS, DEALER WILL REPLACE AN EXISTING AIR TANK WITH A LARGER AIR TANK. OWNER NOTIFICATION BEGAN JULY 16, 2001. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DA...
01V167001 May 17, 2001
KENWORTH C500 (2000) - SUSPENSION
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPPED WITH CHALMERS 1000 SERIES AND 800 SERIES SUSPENSION KITS. THESE SUSPENSION KITS MAY HAVE INSUFFICIENT PENETRATION OF THE WELD ATTACHING THE TORQUE ROD EYE TO THE TORQUE ROD TUBE.
390 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: FAILURE OF THE WELD COULD RESULT IN SEPARATION OF THE EYE AND TUBE, CAUSING A LOCK OF AXLE RETENTION, WHICH COULD RESULT IN LOSS OF VEHICLE CONTROL.
Remedy: DEALERS WILL REPLACE ALL CHALMERS FIXED TORQUE RODS ON THESE VEHICLES. OWNER NOTIFICATION BEGAN JULY 27, 2001. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT PETERBILT AT 1-940-591-400...
01V142000 Apr 24, 2001
KENWORTH T800 (1994) - EQUIPMENT:OTHER:LABELS
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPPED WITH MERITOR FG941 STEER AXLES. THE GROSS AXLE WEIGHT RATING (GAWR) WAS DETERMINED INCORRECTLY AND OVER-STATED ON THE VEHICLE CERTIFICATION LABEL. WITH THE INCORRECT GAWR LISTED, THESE LABELS DO NOT MEET THE CERTIFICATION REQUIREMENTS OF PART 567, "REQUIREMENTS FOR MANUFACTURERS OF MOTOR VEHICLES." VEHICLES WILL BE REMEDIED EITHER BY ASSIGNING T...
14 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: THESE VEHICLES WOULD NOT BE IN COMPLIANCE WITH FEDERAL REGULATIONS.
Remedy: VEHICLES WILL BE REMEDIED EITHER BY ASSIGNING THE PROPER WEIGHT RATING OR, IF POSSIBLE, BY CHANGING THE NECESSARY COMPONENTS TO MEET THE CURRENTLY ASSIGNED WEIGHT RATING. OWNER NOTIFICATION BEGAN JUNE 22, 2001. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE ...
01V044005 Mar 1, 2001
KENWORTH C500 (1999) - STEERING:LINKAGES:TIE ROD ASSEMBLY
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPPED WITH TIE ROD ASSEMBLIES MANUFACTURED BY TRW. THE SUSPECT TIE RODS CONTAIN 24-DL MODEL BALL SOCKETS. CERTAIN OF THE TIE ROD BALL-SOCKET BEARINGS HAVE A BELOW-SPECIFICATION CASE DEPTH AND/OR HARDNESS, WHICH CAN LEAD TO PREMATURE WEAR OF THE SOCKET.
6,392 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: IF THIS CONDITION OCCURS, THE DRIVER CAN LOSE PARTIAL CONTROL OF THE RIGHT FRONT WHEEL, POSSIBLY RESULTING IN A CRASH.
Remedy: DEALERS WILL REPLACE THE DEFECTIVE BALL SOCKETS AND/OR DRAG LINKS. OWNER NOTIFICATION BEGAN ON APRIL 10, 2001, TO KENWORTH OWNERS AND ON APRIL 25, 2001, TO PETERBILT OWNERS. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY W...
01V051000 Feb 20, 2001
KENWORTH C500 (1996) - SUSPENSION:FRONT:CONTROL ARM:LOWER ARM
VEHICLE DESCRIPTION: VEHICLES EQUIPPED WITH 54" REAR AXLE SPACING CONFIGURATION OF THE AIRGLIDE 200 SUSPENSION WITH THE SERVICE APPLICATION IDENTIFIED AS LOGGER, DUMP TRUCK, OR TANKER. THE REAR SUSPENSION IS REGULARLY SUBJECTED TO EXTREME ARTICULATION, RESULTING IN FLEXING OF THE JOINT.
209 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: FAILURE OF THE LOWER SWAY ARM ATTACHING BOLTS COULD RESULT IN LOSS OF VEHICLE CONTROL.
Remedy: DEALERS WILL REPLACE THE LOWER SWAY ARM BRACKETS. OWNER NOTIFICATION BEGAN MARCH 27, 2001. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT KENWORTH AT 1-425-828-5000.
01V021000 Feb 5, 2001
KENWORTH C500 (1999) - ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPPED WITH AN OPTIONAL FIREWALL-MOUNTED CIRCUIT BREAKER. THE MAIN CAB POWER AND BATTERY POWER LEADS WERE ATTACHED INCORRECTLY. THIS CONDITION CAN RESULT IN THE MAIN CAB POWER BEING UNPROTECTED.
1,992 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: IF A WIRING SHORT OCCURRED ANYWHERE ALONG THE CAB POWER CIRCUIT, THE AVAILABLE BATTERY POWER COULD ARC AND CAUSE SUBSEQUENT DAMAGE TO THE VEHICLE OR A FIRE.
Remedy: DEALERS WILL INSPECT AND CORRECT THE PROBLEM, AS NEEDED. OWNER NOTIFICATION BEGAN FEBRUARY 26, 2001. OWNERS WHO TAKE THEIR VEHICLES TO AN AUTHORIZED DEALER ON AN AGREED UPON SERVICE DATE AND DO NOT RECEIVE THE FREE REMEDY WITHIN A REASONABLE TIME SHOULD CONTACT KENWORTH AT 1-425-828-5000.
00V246102 Sep 13, 2000
KENWORTH C500 (1999) - STEERING:LINKAGES:TIE ROD ASSEMBLY
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPPED WITH TRW TIE ROD ENDS ON CERTAIN MERITOR AXLES. THE TIE ROD AND DRAG LINK BALL STUD ENDS CONTAIN BEARINGS THAT ARE BELOW THE SPECIFIED CASE DEPTH AND/OR HARDNESS.
3,260 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: THIS CAN LEAD TO PREMATURE WEAR WITH POSSIBLE SEPARATION OF THE BALL STUD FROM THE SOCKET, INCREASING THE RISK OF LOSS OF CONTROL OF THE VEHICLE.
Remedy: DEALERS WILL REMOVE AND REPLACE ALL AFFECTED TIE RODS AND DRAG LINKS WITH DIFFERENT DESIGNED ENDS.
00V131001 May 5, 2000
KENWORTH T2000 (2000) - POWER TRAIN:AUTOMATIC TRANSMISSION
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPPED WITH EATON AUTOSHIFT GEN II TRANSMISSION ASSEMBLIES. DUE TO A SOFTWARE PROBLEM IN THE TRANSMISSION ASSEMBLIES, THE TRANSMISSION WILL SELECT THE WRONG GEAR.
490 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: IF AN INAPPROPRIATE GEAR IS SELECTED WITHOUT THE DRIVER'S KNOWLEDGE, THE VEHICLE WILL REACT DIFFERENTLY THAN EXPECTED, POSSIBLY RESULTING IN INJURY OR CRASH.
Remedy: DEALERS WILL REPLACE THE AUTOSHIFT TRANSMISSIONS. EATON PERFORMED THE CAMPAIGN FOR THE KENWORTH PORTION. HOWEVER PETERBILT WILL BE CONDUCTING THEIR OWN CAMPAIGN.
00V026000 Feb 1, 2000
KENWORTH T2000 (1999) - SERVICE BRAKES, AIR:SUPPLY:QUICK RELEASE VALVE
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPPED WITH BRAKE VALVES MANUFACTURED BY HONEYWELL BENDIX. THE ORIENTATION AND LOCATION OF THE BRAKE VALVE IS SUCH THAT WATER CAN GET INTO THE VALVE THROUGH A VENT IN THE VALVE. THE WATER WILL CONTAMINATE THE AIR SYSTEM AND COULD FREEZE THE BRAKE VALVE.
2,268 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: IF FROZEN, THE OPERATOR WILL NOT BE ABLE TO MODULATE THE BRAKE FORCES WITH THE BRAKE PEDAL.
Remedy: DEALERS WILL INSPECT THE AIR BRAKE SYSTEM AND MODIFICATIONS WILL BE MADE TO THE BRAKE VALVE.
99V082002 Dec 9, 1999
KENWORTH KENWORTH (1999) - SERVICE BRAKES, AIR:SLACK ADJUSTERS
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPPED WITH 15" (WIDTHS: 4" AND 5") AIR-ACTUATED Q-PLUS CAM BRAKE EQUIPPED WITH FEDERAL MOGUL FRICTION PRODUCTS 3030-197 BRAKE LINING (MERITOR R201) BRAKE LININGS AND ACTUATED WITH TYPE 20 AIR CHAMBERS X 5.5" SLACK ADJUSTERS. THE AFFECTED BRAKES WERE INSTALLED PREDOMINANTLY IN HEAVY TRUCK FRONT AXLE ASSEMBLIES. THESE ASSEMBLIES DO NOT FULLY SATISFY THE ...
45 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: THIS CONDITION COULD CAUSE DECREASED BRAKING EFFORT.
Remedy: THE BRAKE LINING WILL BE REPLACED WITH UPGRADED BRAKE LININGS.
99V303000 Nov 1, 1999
KENWORTH T300 (1999) - POWER TRAIN:DRIVELINE
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS. THE INSTALLATION OF THE ALUMINUM STEERING DRIVELINE EXCEEDS THE U-JOINT ANGLES SPECIFIED BY DANA, THE DRIVELINE MANUFACTURER. BY EXCEEDING THIS SPECIFICATION, THE U-JOINT COULD CONTACT AND CAUSE A STRESS RISER IN THE ALUMINUM DRIVE SHAFT. THIS CONTACT COULD CAUSE IN A NOTCH IN THE ALUMINUM DRIVEMENT, RESULTING IN A STRESS RISER IN THE SHAFT.
2,607 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: THIS NOTCH COULD CAUSE PREMATURE FAILURE OF THE STEERING DRIVELINE, RESULTING IN LOSS OF VEHICLE CONTROL AND/OR VEHICLE CRASH WITHOUT PRIOR WARNING.
Remedy: DEALERS WILL REPLACE THE ALUMINUM DRIVELINE WITH A STEEL VERSION.
99V181001 Jul 9, 1999
KENWORTH T2000 (1998) - ELECTRICAL SYSTEM:IGNITION:MODULE
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPPED WITH CATERPILLAR ENGINES AND EATON AUTOSHIFT TRANSMISSIONS. THE ENGINES CAN STALL BECAUSE OF SOFTWARE PROBLEMS.
272 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: INCREASED STEERING EFFORT CAN OCCUR.
Remedy: DEALERS WILL UPDATE THESE ENGINES WITH SOFTWARE CHANGES. CATERPILLAR IS CONDUCTING THE OWNER NOTIFICATION AND REMEDY OF THIS RECALL.
99V128002 May 27, 1999
KENWORTH T800 (1997) - SUSPENSION:FRONT:HUB
VEHICLE DESCRIPTION: TRUCKS ASSEMBLED WITH SKF LEVEL 2 TRUCK HUB UNITS (THU) RECEIVED FROM MERITOR. THESE HUBS CAN FATIGUE CRACK.
13 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: THIS FATIGUE CRACKING CAN RESULT IN WHEEL SEPARATION, INCREASING THE RISK OF A CRASH.
Remedy: DEALERS WILL REPLACE THESE HUBS WITH PRODUCTION LEVEL 3 HUBS.
99V055003 Apr 6, 1999
KENWORTH KENWORTH (1999) - SERVICE BRAKES, AIR
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPPED WITH MERITOR AIR BRAKE AUTOMATIC SLACK ADJUSTERS. SOME OF THE AUTOMATIC SLACK ADJUSTERS HAD INSUFFICIENT TORQUE APPLIED TO THE GUIDE PAWL CAP SCREW.
493 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: WITHOUT SUFFICIENT TORQUE ON THE GUIDE PAWL CAP SCREW, THE BRAKES COULD GRADUALLY LOSE ADJUSTMENT, INCREASING THE VEHICLE STOPPING DISTANCE.
Remedy: DEALERS WILL CHECK THE TORQUE ON THE AUTOMATIC SLACK ADJUSTER GUIDE PAWL. IF THERE IS NO TORQUE, THE BRAKES WILL BE ADJUSTED AND THE GUIDE PAWL WILL BE TIGHTENED TO 15-20 FT. LBS.
98V152000 Jul 6, 1998
KENWORTH T300 (1998) - SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS. THE AIR HOSES FROM THE RELAY VALVES WERE CONNECTED DIRECTLY TO THE SERVICE BRAKE CHAMBERS, RATHER THAN BETING CONNECTED THROUGH THE ANTI-LOCK BRAKING SYSTEM (ABS) MODULATOR. THIS DOES NOT COMPLY WITH FMVSS NO. 121, "AIR BRAKE SYSTEMS."
24 vehicles affected Manufacturer: PACCAR, INCORPORATED
Remedy: DEALERS WILL REROUTE THE AIR HOSES THROUGH THE ABS MODULATOR.
98V129000 Jun 11, 1998
KENWORTH C500 (1996) - ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOOD
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPPED WITH CATERPILLAR 3406E ENGINES. THE ROUTING OF THE ELECTRICAL AND FUEL LINES CAN CAUSE CHAFFING OF THE WIRING HARNESS ON THE FUEL LINE.
9,500 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: THIS CHAFFING CAN CAUSE FUEL LEAKAGE AND A POTENTIAL FOR A FIRE IN THE ENGINE COMPARTMENT.
Remedy: DEALERS WILL INSPECT, ADJUST, AND REPAIR, IF NECESSARY, THE FUEL LINE AND ELECTRICAL HARNESS.
97V196003 Nov 24, 1997
KENWORTH T600 (1996) - SUSPENSION:FRONT:HUB
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPPED WITH DESIGN LEVEL 1, ROCKWELL FF980 SERIES FRONT AXLE. THE FRONT AXLE HUB FLANGE CAN DEVELOP CRACKS DUE TO HIGH STRESS LEVELS.
470 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: CRACKS IN A HUB FLANGE CAN RESULT IN A WHEEL SEPARATION.
Remedy: DEALERS WILL REMOVE AND REPLACE THE FRONT HUBS WITH AN IMPROVED DESIGN LEVEL 2 HUB.
97V139000 Aug 20, 1997
KENWORTH T2000 (1995) - SUSPENSION:REAR
VEHICLE DESCRIPTION: HEAVY DUTY TRUCKS EQUIPPED WITH KENWORTH AIRGLIDE 200 REAR SUSPENSION. DUE TO MATERIALS USED IN THE SWAY BAR ARMS AND STUDS AS WELL AS THE STUD PLATING MATERIAL, STRESS CORROSION CRACKING AND BENDING FATIGUE CAN OCCUR IN THE REAR SUSPENSION SWAY BAR ARMS AND STUDS CAUSING THE STUD TO FAIL PREMATURELY.
13,200 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: THIS COULD CAUSE A LOSS OF STEERING CONTROL INCREASING THE RISK OF A VEHICLE CRASH.
Remedy: DEALERS WILL REPLACE THE ARM ASSEMBLY MANUFACTURED FROM A DIFFERENT MATERIAL. NEW STUDS WILL BE INSTALLED WITH DIFFERENT THREADS AND DIFFERENT FINISH.
97V085000 May 22, 1997
KENWORTH T2000 (1997) - LATCHES/LOCKS/LINKAGES:DOORS:LATCH
A SECONDARY BEND OPERATION WAS NOT PERFORMED DURING ASSEMBLY OF THE DOOR LATCH WHICH COULD CAUSE THE DOOR LATCH TO JAM WHEN LOCKED.
1,352 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: THE DOOR LATCH WILL NOT RELEASE FROM EITHER THE INSIDE OR THE OUTSIDE OF THE VEHICLE.
Remedy: DEALERS WILL INSPECT THE DOOR LATCHES FOR CERTAIN DATE CODES AND REPLACE SUSPECT LATCHES WITH NEW LATCHES.
96V056000 Apr 3, 1996
KENWORTH C500 (1996) - EXTERIOR LIGHTING:TURN SIGNAL:SWITCH
THE WIRES THAT CORRESPOND TO THE VEHICLE'S REAR TURN SIGNALS WERE REVERSED WHEN INSTALLED IN THE ELECTRICAL CONNECTOR.
617 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: THIS CONDITION WILL CAUSE THE REAR TURN SIGNALS TO FLASH OPPOSITE FROM THE DIRECTION INTENDED BY THE DRIVER INCREASING THE RISK OF A VEHICLE ACCIDENT.
Remedy: DEALERS WILL INSPECT THE TURN SIGNAL SWITCH AND, IF NECESSARY, REPLACE THE TURN SIGNAL SWITCH.
95V098000 May 16, 1995
AN INTERFERENCE CONDITION BETWEEN THE BACK CUSHION AND THE RECLINER HANDLE CAN CAUSE AN INCOMPLETE LATCHING OF THE RECLINER MECHANISM.
3,649 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: THIS CONDITION CAN CAUSE THE SEAT BACK TO "RATCHET" REARWARD. REARWARD MOVEMENT OF THE SEAT BACK INCREASES TO WHERE THE SEATBACK HAS MOVED TO A FULLY RECLINED HORIZONTAL POSITION. COMPLETE LOSS OF BACK SUPPORT COULD CAUSE THE DRIVER TO LOSE CONTROL OF THE VEHICLE AND CAUSE AN ACCIDENT.
Remedy: DEALERS WILL INSPECT THE SEAT AND, IF NECESSARY, INSTALL A NEW RECLINER LATCH SPRING AND HANDLE.
95E009003 May 2, 1995
KENWORTH KENWORTH (1995) - STEERING:LINKAGES:TIE ROD ASSEMBLY
DURING ASSEMBLY, THE TIE ROD END NUTS WERE NOT PROPERLY TORQUED. EXTREMELY LOW TORQUE CAN ALLOW MOVEMENT BETWEEN THE BALL STUD AND THE TIE ROD ARM CAUSING DAMAGE.
183 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: THIS CONDITION CAN AFFECT THE DRIVER'S ABILITY TOSTEER THE VEHICLE INCREASING THE POTENTIAL FOR A VEHICLE ACCIDENT.
Remedy: DEALERS WILL RETORQUE THESE AXLES TO ROCKWELL'S SPECIFICATIONS.
95E003001 Mar 13, 1995
KENWORTH KENWORTH (1993) - 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.
20,740 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: IF THE AIR DRYER SEPARATES FROM THE BASE, THE CARTRIDGECAN SEPARATE SUFFICIENTLY ENOUGH TO CAUSE PERSONAL INJURY OR PROPERTY DAMAGE.
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.
94V096000 May 20, 1994
KENWORTH W900L (1994) - SEAT BELTS:FRONT:ANCHORAGE
THE ANCHOR END OF THE SAFETY BELT BUCKLE WAS INCORRECTLY LOCATED, CAUSING THE UPPER TORSO RESTRAINT TO BE IMPROPERLY POSITIONED.
155 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: IMPROPER LOCATION OF THE UPPER TORSO RESTRAINT RESULTS IN REDUCED SEAT OCCUPANT PROTECTION IN THE EVENT OF A SUDDEN STOP OR CRASH.
Remedy: DEALERS WILL REINSTALL THE SEAT BUCKLE ANCHOR TO PROPERLY POSITION THE SEAT AND UPPER TORSO RESTRAINTS.
93V172000 Oct 25, 1993
KENWORTH W900B (1991) - STEERING:LINKAGES
THESE TRUCKS DO NOT HAVE THE PROPER CUTOUT IN THE FRONT DROP RAIL SECTION OF THE FRAME RAIL. WITHOUT THE PROPER CUTOUT, THE STEERING DRIVELINE GREASE FITTING WILL INTERFERE WITH THE FLANGE OF THE CHASSIS RAIL.
500 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: STEERING DRIVELINE INTERFERENCE WOULD PREVENT PROPERSTEERING CONTROL. THE CONDITION CAN RESULT IN LOSS OF STEERING CAPABILITY.
Remedy: DEALERS WILL INSPECT FOR PROPER CUTOUT AND ADEQUATE CLEARANCE WITH THE GREASE FITTING. IF ADEQUATE CLEARANCE DOES NOT EXIST, A CUTOUT WILL BE ADDED TO THE DROP RAIL.
93V042000 Mar 23, 1993
KENWORTH KENWORTH (1993) - STEERING:LINKAGES
AN INCORRECT TOOL WAS USED TO INSTALL PITMAN ARM PINCH BOLTS, RESULTING IN INADEQUATE TORQUE ON THE PITMAN ARM PINCH BOLTS.
307 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: INADEQUATE TORQUE ON THE BOLTS ALLOWS THE PITMAN ARMTO SLIP ON THE STEERING GEAR OUTPUT SHAFT WHICH RESULTS IN LOSS OF VEHICLECONTROL.
Remedy: APPLY CORRECT TORQUE TO INADEQUATELY TORQUED PINCH BOLTS.
93V003000 Jan 8, 1993
KENWORTH CONVENTIONAL (1993) - SUSPENSION:FRONT:SPRINGS:LEAF SPRING ASSEMBLY:U-BOLT, LEAF SPRING TO AXLE
A DEFECT IN THE THREADS OF A U-BOLT MAY CAUSE IMPROPER LOADING, LONGITUDINAL CRACKING IN THE THREADS OF THE U-BOLT, AND PREMATURE FRONT STEER AXLE SPRING FAILURE.
330 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: FAILURE OF THE FRONT STEER AXLE SPRING COULD RESULT INLOSS OF VEHICLE CONTROL AND AN ACCIDENT.
Remedy: REPLACE THE U-BOLTS ALONG WITH WASHERS AND LOCK NUTS.
92V088000 Jun 22, 1992
KENWORTH KENWORTH (1992) - WHEELS:LUGS/NUTS/BOLTS/STUDS
THE WHEEL MOUNTING STUDS ON IRON FRONT AND REAR HUBS CAN FRACTURE.
850 vehicles affected Manufacturer: PACCAR, INCORPORATED
Consequence: BROKEN WHEEL MOUNTING STUDS CAN CAUSE THE TIRE AND WHEELTO SEPARATE FROM THE AXLE AND COULD RESULT IN A VEHICLE ACCIDENT.
Remedy: REPLACE THE FRONT AND REAR HUBS WITH HUBS WHICH HAVE NEW STUDS.