02-160
Service Bulletin/Repair Instructions
Information Only â Windshield washer pumps have a high No Trouble Found rate. Washer pumps may fail to spray due to a clogged filter.
Vehicle report
2007 KENWORTH T660
Service bulletins
26 bulletinsTechnical 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.
32-015
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
Information Only: Proper jump-starting voltage will eliminate high voltage related issues and equipment damage.
34-085
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
Information Only: This bulletin provides guidance for repairing an air-conditioning system after internal failure of the A/C compressor.
TIB-44-024
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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-42-043
Service Bulletin/Repair Instructions
PACCAR: INFORMATION ON FAN HUB BEARINGS INSPECTION AND WARRANTY EXTENSION DUE TO A HIGHER THAN NORMAL FAILURE RATE. *RM
TIB-42-48
Service Bulletin/Repair Instructions
PACCAR: INFORMATION ON PREMATURE FAN CLUTCH LINING WEAR. *RM
TIB-E-023
Service Bulletin/Repair Instructions
PACCAR SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. THERE HAVE BEEN UPDATES TO THE ENGINE SOFTWARE. *RM
TIB-E011
Service Bulletin/Repair Instructions
PACCAR: ENGINEERING STANDARDS HAVE CHANGED AND THERE ARE NOW ENGINES WITH HEAT TREATED BOLTS. *RM
TIB-E-009
Service Bulletin/Repair Instructions
PACCAR: A SOFTWARE UPDATE IS CAUSING THE CHECK ENGINE LIGHT TO COME ON. *RM
TIB-04-12
Service Bulletin/Repair Instructions
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
Service Bulletin/Repair Instructions
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
01-55
Service Bulletin/Repair Instructions
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
TIB-01-56
Service Bulletin/Repair Instructions
KENWORTH: WHEN CHARGING KENWORTH CLEAN POWER SYSTEM STORAGE COOLER, THE INVERTER MAY TRIP, CAUSING THE COMPRESSOR OPERATION TO SHUT DOWN. A RED LIGHT ON SLEEPER CONTROL PANEL WILL ILLUMINATE AS AN INDICATION OF THIS FAULT. *PE
TIB-44-17
Service Bulletin/Repair Instructions
KENWORTH TRUCKS: REDUCED ENGINE POWER FROM FUEL STARVATION. ANY MODEL KENWORTH EQUIPPED WITH THE 2007 EMISSIONS COMPLIANT ISX ENGINE AND OPTIONAL DAVCO 382 FUEL FILTER, BUILT PRIOR TO 8/11/08, *PE
43-12
Service Bulletin/Repair Instructions
KENWORTH SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. KENWORTH (PACCAR CO): CLEAN GAS INDUCTION (CGI) FLEX PIPE INSPECTIONS. CHASSIS WITH CATERPILLAR 2007 EMISSIONS COMPLIANT ENGINES, C9, C13 OR C15, SHOULD HAVE THE CGI FLEX PIPE INSPECTED FOR DAMAGE. MODEL YEARS UNKNOWN. *PE UPDATED 1/15/09. MODEL T2000, T660, T800 AND W900; YEARS 2005-2008. *PE UPDATED 1/27/09. CSC LETTER WAS RECEIVED. *8PE
TIB-43-14
Service Bulletin/Repair Instructions
KENWORTH CHASSIS SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. CLEAN GAS INDUCTION (CGI) GASKET CAMPAIGN. CSC LETTER WAS RECEIVED. CHASSIS MODELS AFFECTED T2000, T660,T800 AND W900. MODEL YEARS 2005-08 *PE
45-32
Service Bulletin/Repair Instructions
KENWORTH SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. OIL FILL SUPPORT BRACKET CAMPAIGN. AN ASSEMBLY PROCESS MAY HAVE RESULTED IN OMITTING AN OIL TUBE SUPPORT BRACKET. ORIGINAL PUBLICATION 6/11/2008. CSC WAS RECEIVED. *PE
43-11
Service Bulletin/Repair Instructions
KENWORTH (PACCAR): THE VERTICAL TAILPIPE(S) DIFFUSER TURNS. AFFECTED: ALL T2000S, T660S, T800S AND W900S CHASSIS BUILT FROM 04/25/08 TO 02/11/08 WITH 2007 ENGINES. *PE
01-54
Service Bulletin/Repair Instructions
KENWORTH CLEAN POWER SYSTEM HEATER TEMPERATURE CONTROL. ANY T660 BUILT SINCE 06/25/07, IF EQUIPPED WITH KENWORTH CLEAN POWER SYSTEM. *PE
0153
Service Bulletin/Repair Instructions
KENWORTH - CLEAN POWER MAX2000 INVERTER TERMINAL REPAIR -- MAY BREAK IF OVER TIGHTENED. *NJ
418
Service Bulletin/Repair Instructions
KENWORTH - HIGH ENGINE AIR INTAKE TEMPERATURE, ENGINE DE-RATE AND AIR INTAKE BOOT ON T660 W/ A [CHECK ENGINE] LIGHT WITH FAULT CODES 155, 2346, 2347, 2451, OR 2964. *NJ
4530
Service Bulletin/Repair Instructions
COLLECTION OF DPF AND ENGINE PART/SERIAL NUMBERS COMAPAIGN. *KB
Reading this report
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.