Technical Service Bulletins
Date: 03/01/2002
Component Name: 015000 STEERING:HYDRAULIC POWER ASSIST SYSTEM
NHTSA #: 020232004
SUMMARY: SUBJECT REGARDING STEERING GEAR GREASE SEEPAGE FROM AROUND SECTOR (OUTPUT) SHAFT (INSTALL NEW SECTOR (OUTPUT) SHAFT SEALS).*JG
Date: 03/01/2002
Component Name: 015000 STEERING:HYDRAULIC POWER ASSIST SYSTEM
NHTSA #: 020232004
SUMMARY: SUBJECT REGARDING STEERING GEAR GREASE SEEPAGE FROM AROUND SECTOR (OUTPUT) SHAFT (INSTALL NEW SECTOR (OUTPUT) SHAFT SEALS).*JG
Date: 06/01/2002
Component Name: 015100 STEERING:HYDRAULIC POWER ASSIST:PUMP
NHTSA #: 020232010
SUMMARY: SUBJECT REGARDING POWER STEERING PUMP NOISE ON F MODEL MEDIUM DUTY TILT CAB MODELS WITH ISUZU 7.8L DIESEL ENGINE. *TT
Date: 06/01/2002
Component Name: 015100 STEERING:HYDRAULIC POWER ASSIST:PUMP
NHTSA #: 020232010
SUMMARY: SUBJECT REGARDING POWER STEERING PUMP NOISE ON F MODEL MEDIUM DUTY TILT CAB MODELS WITH ISUZU 7.8L DIESEL ENGINE. *TT
Date: 05/01/2000
Component Name: 021100 SUSPENSION:FRONT:STABILIZER BAR
NHTSA #: SB0006C001
SUMMARY: SOME DRIVERS MAY NOTICE AN UNUSUAL RATTLE WHILE DRIVING. UPON INSPECTION THE TECHNICIANS MAY FIND THAT THE FRONT STABILIZER SHAFT MOUNTING STUD(S) ARE BREAKING OR HAVE BROKEN OFF. *TT
Date: 05/01/2000
Component Name: 021100 SUSPENSION:FRONT:STABILIZER BAR
NHTSA #: SB0006C001
SUMMARY: SOME DRIVERS MAY NOTICE AN UNUSUAL RATTLE WHILE DRIVING. UPON INSPECTION THE TECHNICIANS MAY FIND THAT THE FRONT STABILIZER SHAFT MOUNTING STUD(S) ARE BREAKING OR HAVE BROKEN OFF. *TT
Date: 01/01/2002
Component Name: 034520 SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS
NHTSA #: 020523001
SUMMARY: SOME CUSTOMERS AND DEALERS MAY COMMENT ON ACCELERATED UNEVEN BRAKE PAD WEAR ON F6-7 MEDIUM DUTY TILT CAB MODELS AND H6-7 CONVENTIONAL MEDIUM DUTY MODELS. *TT
Date: 01/01/2002
Component Name: 034520 SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS
NHTSA #: 020523001
SUMMARY: SOME CUSTOMERS AND DEALERS MAY COMMENT ON ACCELERATED UNEVEN BRAKE PAD WEAR ON F6-7 MEDIUM DUTY TILT CAB MODELS AND H6-7 CONVENTIONAL MEDIUM DUTY MODELS. *TT
Date: 08/01/2003
Component Name: 051120 PARKING BRAKE:CONVENTIONAL:MECHANICAL:LINKAGE AND CABLE
NHTSA #: 030526001
SUMMARY: RELEASE OF NEW PARK BRAKE CABLE ASSEMBLIES AND LUBRICATION MAINTENANCE INFORMATION FOR CERTAIN MEDIUM DUTY TILT CAB MODELS. *TT
Date: 08/01/2003
Component Name: 051120 PARKING BRAKE:CONVENTIONAL:MECHANICAL:LINKAGE AND CABLE
NHTSA #: 030526001
SUMMARY: RELEASE OF NEW PARK BRAKE CABLE ASSEMBLIES AND LUBRICATION MAINTENANCE INFORMATION FOR CERTAIN MEDIUM DUTY TILT CAB MODELS. *TT
Date: 12/01/2002
Component Name: 060000 ENGINE AND ENGINE COOLING
NHTSA #: 020604060
SUMMARY: AUTOMATIC ENGINE SHUTDOWN FEATURE. *TT
Date: 12/01/2002
Component Name: 060000 ENGINE AND ENGINE COOLING
NHTSA #: 020604060
SUMMARY: AUTOMATIC ENGINE SHUTDOWN FEATURE. *TT
Date: 06/01/2002
Component Name: 061100 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE
NHTSA #: 020601024
SUMMARY: ON CERTAIN VEHICLES, SUCH AS THE CHEVROLET AND GMC WT 5500 MEDIUM DUTY TILT CAB MODELS, THE ENGINES MAY EXPERIENCE ROCKER ARM DAMAGE OR ROCKER BRIDGE DAMAGE FOLLOWING OVERHAUL OF THE CYLINDER HEAD IF THE VALVE BRIDGE STUD INSTALLED DEPTH IS
Date: 09/01/2001
Component Name: 061100 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE
NHTSA #: SB0101C002
SUMMARY: SOME CUSTOMERS MAY COMMENT THAT THE ENGINE OVERHEATS, THE TEMPERATURE GAUGE READS HOT, THE AUDIBLE WARNING ALARM SOUNDS, AND THE CHECK GAUGES LAMPS ARE ON. *TT
Date: 02/01/2002
Component Name: 061100 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE
NHTSA #: 020604006
SUMMARY: SOME CUSTOMERS MAY COMMENT ON SERVICE ENGINE SOON LAMP ON, MALFUNCTION INDICATOR LAMP ILLUMINATIONS INTERMITTENTLY, DIAGNOSTIC TROUBLE CODE SET, BLOWN FUSES, AND ENGINE WILL NOT START. *TT
Date: 06/01/2002
Component Name: 061100 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE
NHTSA #: 020601024
SUMMARY: ON CERTAIN VEHICLES, SUCH AS THE CHEVROLET AND GMC WT 5500 MEDIUM DUTY TILT CAB MODELS, THE ENGINES MAY EXPERIENCE ROCKER ARM DAMAGE OR ROCKER BRIDGE DAMAGE FOLLOWING OVERHAUL OF THE CYLINDER HEAD IF THE VALVE BRIDGE STUD INSTALLED DEPTH IS
Date: 09/01/2001
Component Name: 061100 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE
NHTSA #: SB0101C002
SUMMARY: SOME CUSTOMERS MAY COMMENT THAT THE ENGINE OVERHEATS, THE TEMPERATURE GAUGE READS HOT, THE AUDIBLE WARNING ALARM SOUNDS, AND THE CHECK GAUGES LAMPS ARE ON. *TT
Date: 02/01/2002
Component Name: 061100 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE
NHTSA #: 020604006
SUMMARY: SOME CUSTOMERS MAY COMMENT ON SERVICE ENGINE SOON LAMP ON, MALFUNCTION INDICATOR LAMP ILLUMINATIONS INTERMITTENTLY, DIAGNOSTIC TROUBLE CODE SET, BLOWN FUSES, AND ENGINE WILL NOT START. *TT
Date: 02/01/2003
Component Name: 061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
NHTSA #: 030604014
SUMMARY: OIL PRESENT AROUND TURBO AREA, OIL LEVEL LOW, OIL PRESSURE GAUGE MAY DROP. *TT
Date: 02/01/2003
Component Name: 061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
NHTSA #: 030604014
SUMMARY: OIL PRESENT AROUND TURBO AREA, OIL LEVEL LOW, OIL PRESSURE GAUGE MAY DROP. *TT
Date: 04/01/2002
Component Name: 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
NHTSA #: 010604049A
SUMMARY: CUSTOMERS MAY COMMENT ON WHITE EXHAUST SMOKE DURING START-UP IN COLD AMBIENT TEMPERATURES. *TT
Date: 04/01/2002
Component Name: 063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
NHTSA #: 010604049A
SUMMARY: CUSTOMERS MAY COMMENT ON WHITE EXHAUST SMOKE DURING START-UP IN COLD AMBIENT TEMPERATURES. *TT
Date: 01/01/2001
Component Name: 070000 FUEL SYSTEM, GASOLINE
NHTSA #: SB0102C001
SUMMARY: CERTAIN COMMERCIAL VEHICLES WITH 6HK1T ENGINES PRIOR TO BREAKPOINT 811788 MAY EXHIBIT DIESEL FUEL LEAKAGE FROM THE FUEL PRESSURE LIMITER AND CAUSING THE DIAGNOSTIC TROUBLE CODE 226 TO APPEAR. *TT
Date: 01/01/2001
Component Name: 070000 FUEL SYSTEM, GASOLINE
NHTSA #: SB0102C001
SUMMARY: CERTAIN COMMERCIAL VEHICLES WITH 6HK1T ENGINES PRIOR TO BREAKPOINT 811788 MAY EXHIBIT DIESEL FUEL LEAKAGE FROM THE FUEL PRESSURE LIMITER AND CAUSING THE DIAGNOSTIC TROUBLE CODE 226 TO APPEAR. *TT
Date: 09/01/2005
Component Name: 073100 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL
NHTSA #: 020604041
SUMMARY: DIAGNOSTIC HINTS / TROUBLESHOOTING GUIDE FOR DENSO COMMON RAIL FUEL SYSTEM FOR CERTAIN MEDIUM DUTY TILT CAB AND COMMERCIAL MODELS. *TT
Date: 09/01/2005
Component Name: 073100 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL
NHTSA #: 020604041
SUMMARY: DIAGNOSTIC HINTS / TROUBLESHOOTING GUIDE FOR DENSO COMMON RAIL FUEL SYSTEM FOR CERTAIN MEDIUM DUTY TILT CAB AND COMMERCIAL MODELS. *TT
Date: 01/01/2001
Component Name: 091130 FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:PRESSURE RELIEF DEVICES
NHTSA #: SB0102C001
SUMMARY: ON SOME COMMERCIAL VEHICLES, DIESEL FUEL LEAKS HAVE BEEN FOUND FROM THE FUEL PRESSURE LIMITER CAUSING DIAGNOSTIC TROUBLE CODE 226 TO APPEAR. *TT
Date: 01/01/2001
Component Name: 091130 FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY:PRESSURE RELIEF DEVICES
NHTSA #: SB0102C001
SUMMARY: ON SOME COMMERCIAL VEHICLES, DIESEL FUEL LEAKS HAVE BEEN FOUND FROM THE FUEL PRESSURE LIMITER CAUSING DIAGNOSTIC TROUBLE CODE 226 TO APPEAR. *TT
Date: 05/29/2002
Component Name: 101000 POWER TRAIN:CLUTCH ASSEMBLY
NHTSA #: 02006A
SUMMARY: SUBJECT REGARDING RECALL 02006A REVISION - CLUTCH MASTER CYLINDER PUSHROD WEAROUT. *TT
Date: 04/16/2002
Component Name: 101000 POWER TRAIN:CLUTCH ASSEMBLY
NHTSA #: 02006
SUMMARY: THIS MESSAGE ANNOUNCES RECALL 02006 REGARDING A CONDITION IN WHICH THE CLUTCH MASTER CYLINDER PUSH ROD END THAT ATTCHES TO THE CLUTCH PEDAL PIN MAY WEAR TO THE POINT OF NOT PERFORMING AS INTENDED. *TT
Date: 05/29/2002
Component Name: 101000 POWER TRAIN:CLUTCH ASSEMBLY
NHTSA #: 02006A
SUMMARY: SUBJECT REGARDING RECALL 02006A REVISION - CLUTCH MASTER CYLINDER PUSHROD WEAROUT. *TT
Date: 04/16/2002
Component Name: 101000 POWER TRAIN:CLUTCH ASSEMBLY
NHTSA #: 02006
SUMMARY: THIS MESSAGE ANNOUNCES RECALL 02006 REGARDING A CONDITION IN WHICH THE CLUTCH MASTER CYLINDER PUSH ROD END THAT ATTCHES TO THE CLUTCH PEDAL PIN MAY WEAR TO THE POINT OF NOT PERFORMING AS INTENDED. *TT
Date: 01/01/2001
Component Name: 102000 POWER TRAIN:MANUAL TRANSMISSION
NHTSA #: SB0105C002
SUMMARY: CERTAIN COMMERCIAL VEHICLES EQUIPPED WITH MLD6Q MANUAL TRANSMISSION MAY EXHIBIT A HARD SHIFT EFFORT. *TT
Date: 01/01/2001
Component Name: 102000 POWER TRAIN:MANUAL TRANSMISSION
NHTSA #: SB0105C002
SUMMARY: CERTAIN COMMERCIAL VEHICLES EQUIPPED WITH MLD6Q MANUAL TRANSMISSION MAY EXHIBIT A HARD SHIFT EFFORT. *TT
Date: 08/01/2001
Component Name: 110000 ELECTRICAL SYSTEM
NHTSA #: SB0104C004
SUMMARY: SUBJECT REGARDING FRONT CHASSIS HARNESS CHAFFING. *SLC
Date: 08/01/2001
Component Name: 110000 ELECTRICAL SYSTEM
NHTSA #: SB0104C004
SUMMARY: SUBJECT REGARDING FRONT CHASSIS HARNESS CHAFFING. *SLC
Date: 03/01/2002
Component Name: 138000 VISIBILITY:DEFROSTER/DEFOGGER SYSTEM
NHTSA #: 020137002
SUMMARY: SUBJECT REGARDING SERVICE DIAGNOSIS/RECOMMENDATIONS FOR INOPERATIVE AIR CONDITIONING SYSTEMS. *TT
Date: 03/01/2002
Component Name: 138000 VISIBILITY:DEFROSTER/DEFOGGER SYSTEM
NHTSA #: 020137002
SUMMARY: SUBJECT REGARDING SERVICE DIAGNOSIS/RECOMMENDATIONS FOR INOPERATIVE AIR CONDITIONING SYSTEMS. *TT
Date: 09/01/2002
Component Name: 162300 STRUCTURE:BODY:DOOR
NHTSA #: 020864020
SUMMARY: PASSENGER DOOR OUTSIDE REARVIEW MIRROR VIBRATION ON CERTAIN VEHICLES INCLUDING THE 2000 - 2001 WT500 SERIES MEDIUM DUTY TILT CAB MODELS. *TT
Date: 09/01/2002
Component Name: 162300 STRUCTURE:BODY:DOOR
NHTSA #: 020864020
SUMMARY: PASSENGER DOOR OUTSIDE REARVIEW MIRROR VIBRATION ON CERTAIN VEHICLES INCLUDING THE 2000 - 2001 WT500 SERIES MEDIUM DUTY TILT CAB MODELS. *TT
Date: 07/01/2002
Component Name: 353600 EQUIPMENT:ELECTRICAL:AIR CONDITIONER
NHTSA #: 000138005A
SUMMARY: SOME CUSTOMERS MAY COMMENT ABOUT INSTABILITY OF THE A/C CONDENSER OR THAT THE A/C SYSTEM IS INOPERATIVE. *TT
Date: 07/01/2002
Component Name: 353600 EQUIPMENT:ELECTRICAL:AIR CONDITIONER
NHTSA #: 000138005A
SUMMARY: SOME CUSTOMERS MAY COMMENT ABOUT INSTABILITY OF THE A/C CONDENSER OR THAT THE A/C SYSTEM IS INOPERATIVE. *TT
