Vehicle report
Technical service bulletins are instructions a manufacturer sent its dealers about a known fault. They are not recalls and the work is usually not free, but they are the clearest signal of a problem the manufacturer already knows about.
24KWD
Certain C500/T440/T470/T660/T680/T800/T880/W900 chassis may have air tank reservoirs that do not meet air volume requirements per FMVSS/CMVSS 121 âÂÂAir Brake SystemsâÂÂ. This bulletin will be updated when repair parts and procedures are available.
02-160
Information Only â Windshield washer pumps have a high No Trouble Found rate. Washer pumps may fail to spray due to a clogged filter.
32-015
Information Only: This bulletin provides dealers with a battery warranty quick reference guide to ensure the appropriate tests for battery warranty are performed in order to prevent battery warranty claims filed with incorrect or incomplete information.
32-016
Information Only: Proper jump-starting voltage will eliminate high voltage related issues and equipment damage.
34-085
Information Only â Vehicles may have the connector seals on the wheel speed sensor incorrectly installed, which may lead to water intrusion and corrosion in some vehicles.
01-075
Information Only: This bulletin provides guidance for repairing an air-conditioning system after internal failure of the A/C compressor.
TIB-44-024
KENWORTH: REGARDING UPDATE INFORMATION FOR ENGINE BRAKE AND THROTTLE PEDAL POSITION RETURN RANGE, WHICH WAS TOO NARROW TO ENGAGE AND ENGINE BRAKE WAS NOT ENGAGING. *PE
TIB-E-055
KENWORTH: OIL COLLECTION AT CAC INTAKE PIPE IS CAUSED BY AN IMBALANCE IN TURBOCHARGER PRESSURES. MODELS T660, T800, T700, AND W900. *PE
TIB-E-053
KENWORTH: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. LINE FATIGUE FAILURE MAY BE DUE TO EXCESSIVE VIBRATIONS OF HIGH PRESSURE FUEL LINES AND DIESEL FUEL LEAK AND MALFUNCTION INDICATOR LAMP. *PE
TIB-E-046
KENWORTH: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. THE ORIGINAL STYLE OIL FILTER CAP SYSTEM IS BEING REPLACED BY AN IMPROVED OIL FILTER CAP LOCK SYSTEM. *PE
TIB-E-050
KENWORTH: ENGINE CONTROL UNIT (ECU), IDENTIFIED AS PMCI IN ENGINE RAPIDO, SHOULD HAVE A PROTECTIVE SHIELD FOR SOFTWARE UPDATES AND THE HC DOSER FITTING INSTALLED FOR AFTER AFTERTREATMENT CONTROL UNIT. *PE
TIB-43-23
KENWORTH: INFORMATION REGARDING REAR NOX SENSOR REPAIRS SHOULD INCLUDE SYSTEM UPDATES FOR CHASSIS OPERATING IN CONDITIONS WHICH RESULT IN MOISTURE RELATED SENSOR FAILURES WITH IMPROVED MOISTURE PROTECTION EXHAUST DESIGN FOR REAR NOX SENSOR. *PE
TIB-43-22
KENWORTH: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. BULLETIN REFERS TO THE DUAL EXHAUST REAR NOX SENSOR MOISTURE PROTECTION CAMPAIGN. TO DIVERT MOISTURE FROM THE REAR (SCR OUTLET) NOX SENSOR THERE IS A NEW DESIGN FOR EXHAUST ELEMENT. *PE
TIB-E-045
KENWORTH: FOR CERTAIN TRUCKS, THE ENGINE CONTROL UNIT (ECU), IDENTIFIED AS PMCI IN ENGINE RAPIDO, AND AFTERTREATMENT CONTROL UNIT WILL BENEFIT FROM SOFTWARE UPDATES. *PE
TIB-E037
KENWORTH: POWER STEERING PUMP SPOOL VALVE DOES NOT MEET QUALITY STANDARDS. THERE MAY BE A LACK OF STEERING ASSIST OR HARD STEERING AT IDLE. *RM
TIB-44-19
PACCAR: WATER MAY SEEP BETWEEN THE WIRE INSULATION AND POTTING OF THE FUEL SENSOR. THERE MAY BE AN ERRATIC FALSE WARNING OF WATER IN FUEL. *RM
TIB-03-043
PACCAR INC: FUEL SENSOR INDICATING LESS THAN FULL WHEN THE TANK IS FULL. *RM
TIB-03-044
PACCAR INC: PROGRAMMING CAMPAIGN TO ALLOW PROPER WARNING TIME BEFORE FUEL TANK IS EMPTY. *RM
TIB-41-014
PACCAR: THERE ARE COOLING MODULES THAT MAY HAVE A LOOSE CONNECTION AT THE CHARGE AIR COOLER MOUNTING. *RM
TIB-42-043
PACCAR: INFORMATION ON FAN HUB BEARINGS INSPECTION AND WARRANTY EXTENSION DUE TO A HIGHER THAN NORMAL FAILURE RATE. *RM
TIB-42-48
PACCAR: INFORMATION ON PREMATURE FAN CLUTCH LINING WEAR. *RM
TIB-E-032
PACCAR SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. SOME KENWORTH VEHICLES ARE MISSING AN EMISSIONS COMPLIANCE LABEL. *RM
TIB-E-020
PACCAR: A COOLANT SIEVE MUST BE REMOVED AT THE FIRST ENGINE OIL CHANGE. *RM
43-020
PACCAR: THE CHASSIS NEEDS TO HAVE PRODUCTION PARTS INSTALLED AND PRE-PRODUCTION PARTS REMOVED. *RM
TIB-E-023
PACCAR SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. THERE HAVE BEEN UPDATES TO THE ENGINE SOFTWARE. *RM
TIB-E011
PACCAR: ENGINEERING STANDARDS HAVE CHANGED AND THERE ARE NOW ENGINES WITH HEAT TREATED BOLTS. *RM
TIB-E-009
PACCAR: A SOFTWARE UPDATE IS CAUSING THE CHECK ENGINE LIGHT TO COME ON. *RM
TIB-43-017
KENWORTH (PACCAR): CAMPAIGN TO INSPECT FOR MISSING EXHAUST GASKETS. CHASSIS LISTED MAY HAVE BEEN MANUFACTURED WITHOUT AN UPPER EXHAUST PIPE GASKET. EQUIPPED WITH PACCAR MX ENGINES ONLY. *PE
TIB-03-041
KENWORTH SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. THE ODOMETER MAY INACCURATELY RECORD MILEAGE. THE FOG LAMP CIRCUIT MAY NOT WORK WITH THE INSIDE SWITCH. SOME CHASSIS HAVE INACCURATE CHASSIS WEIGHT ON THE DOOR LABEL. *RM
82610
CATERPILLAR C15 OR CUMMINS ISX ENGINES EXPERIENCING PREMATURE FAILURE OF THE FAN HUB BEARINGS. *KB
TIB-26-17
KENWORTH TRUCK SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. THE OIL SLINGER THREADS ON INPUT SHAFTS OF IDENTIFIED 10 SPEED TRANSMISSION WERE MACHINED INCORRECTLY. THIS DEFECT WILL CREATE A SLOW FLUID LEAK AT THE INPUT SHAFT TO TRANSMISSION INTERFACE. CSC LETTER WAS REC'D. *PE
TIB-04-12
KENWORTH: CENTER FAIRING RATTLING LOOSE CAUSING DAMAGE TO FAIRING SUPPORT TUBES. ANY T660S EQUIPPED WITH FULL CHASSIS FAIRINGS. NO MODEL YEARS LISTED. *PE
TIB-34-34
KENWORTH TRUCKS: HEADLIGHT MOISTURE REPAIRS. BEADS OF MOISTURE OR POOLING WATER VISIBLE THROUGH THE HEADLIGHT LENSES. INSPECT FOR MISSING HEADLIGHT VENT AND/OR ROCK SHIELD AND REPAIR AS NECESSARY. *PE
TIB-99-13
KENWORTH TRUCK SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. TRANSMISSION DRIVER INSTRUCTIONS MANUAL CAMPAIGN. THE WRONG EATON TRANSMISSION DRIVER INSTRUCTIONS MANUAL MAY HAVE BEEN DELIVERED WITH IDENTIFIED CHASSIS. *PE
01-55
KENWORTH: CLEAN POWER SYSTEM HIGH VOLTAGE REPAIR. HIGH VOLTAGE WARNING LIGHT ON THE VOLTMETER. T660S BUILT AND EQUIPPED WITH THE KENWORTH CLEAN POWER SYSTEM SINCE 05/25/07. *PE UPDATED 9/29/09. *PE
Complaint counts are reports filed with NHTSA, not failure rates. A common model collects more of them than a rare one that breaks more often.