Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 2,196 bulletins for CUMMINS
TSB-101082
Oct 7, 2010
980000 UNKNOWN OR OTHER
CUMMINS: THERE IS AN OIL LEAK BETWEEN THE CYLINDER HEAD AND ROCKER LEVER COVER GASKET. *RM
C-1045
Oct 1, 2010
061000 ENGINE AND ENGINE COOLING:ENGINE
CUMMINS: C/L VIBRATION DAMPER CAMPAIGN. THE SUSPECTED GROUP OF ENGINES WERE BUILT FROM 2/10-4/10 AND ARE SUSCEPTIBLE TO FLUID LEAKS FROM THE DAMPER WHICH COULD DIRECTLY AFFECT ITS FUNCTIONAL CAPABILITY. *PE
SB-371-032
Oct 1, 2010
061000 ENGINE AND ENGINE COOLING:ENGINE
VOLVO: THERE MAY BE A COOLANT LEVEL SIGNAL FAILURE. *RM
C-1044
Sep 24, 2010
073200 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:INJECTORS
CUMMINS: CAMPAIGN ADDRESSES FUEL INJECTORS WITH CRACKED CHECK BALLS THAT MAY CAUSE MISFIRE, ROUGH RUNNING, AND POSSIBLY WHITE SMOKE. THIS CAMPAIGN AUTHORIZED THE REPLACEMENT OF ALL 6 FUEL INJECTORS AND HIGH PRESSURE FUEL CONNECTORS. *PE
TSB-101066
Sep 24, 2010
061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
CUMMINS: THERE IS AN EXTERNAL OIL LEAK THAT INITIATES FROM THE FRONT GEAR HOUSING AND AIR COMPRESSOR. THE ENGINE BLOCK IS INTERFERING. *RM
TSB-101056
Sep 14, 2010
061120 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER
CUMMINS: WHEN THE VEHICLE IS DRIVEN ON HIGH ALTITUDES THERE MAY BE AN ABNORMAL TURBOCHARGER NOISE. *RM
TSB-101055
Sep 10, 2010
061120 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER
CUMMINS: AN IMPROVED TURBOCHARGER TO PREVENT TURBINE HOUSING CRACKING DUE TO THERMAL FATIGUE. NEW TURBOCHARGER INCLUDES MORE ROBUST DESIGN, THICKER WALLS AND LARGER RADII FOR ISX15 CM2250 ENGINES. NO MODEL OR MODEL YEARS LISTED. *PE
SB-10T16-5
Sep 1, 2010
355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
CUMMINS: NEW BELT TENSIONER AND REFRIGERANT COMPRESSOR MOUNTING BRACKET FOR OPTION CF9126. NO MODEL OR MODEL YEARS LISTED. *PE
TSB-101050
Aug 24, 2010
063130 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)
CUMMINS: EGR COOLER INLET TUBE LEAKS. THE EXHAUST GAS RECIRCULATION (EGR) COOLER COOLANT INLET TUBES HAVE BEEN FOUND TO LEAK, DUE TO MISALIGNMENT OF THE TUBE TO THE EGR COOLER CONNECTION. THE ASSEMBLY PROCEDURE AND TORQUE SEQUENCE ARE CR
TSB-101038
Aug 18, 2010
071110 FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP
CUMMINS: NEW OIL FILL TUBE AND CAP ASSEMBLIES FOR C, ISC, AND ISL CM554, CM850, CM2150 AND CM2250. THE NEW OIL FILL TUBE AND CAP DESIGN WILL ADDRESS ASSEMBLY STRAINS AND RESONANCE ISSUES. THE NEW CAP INCORPORATES A LARGER RIVET TO ADDRESS
TSB-101030
Aug 2, 2010
061110 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS
CUMMINGS: AUTOMATIC BELT TENSIONER REPLACEMENT DUE TO DRIVE BELT NOISE. IN MANY CASES, THE AUTOMATIC BELT TENSIONER IS NOT THE CAUSE OR ORIGIN OF THE DRIVE BELT NOISE, AND REPLACEMENT OF THE BELT AND BELT TENSIONER WILL TYPICALLY PROVIDE O
TSB-100994
Jul 26, 2010
112000 ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR
CUMMINS: AIR COMPRESSOR AND 50DN ALTERNATOR OIL SUPPLY FITTING LEAKS. OIL SUPPLY FITTING, PART NUMBER 3945212, FOR CUMMINS AIR COMPRESSORS AND DELCO-REMY ALTERNATORS HAVE BEEN FOUND TO LEAK ON CUMMINS MIDRANGE ENGINES. NO MODEL OR MODEL
TSB-100985
Jul 23, 2010
091100 FUEL SYSTEM, OTHER:STORAGE:TANK ASSEMBLY
CUMMINS: FAULT CODES 1682, 3574, AND/OR 3596 DUE TO DEF TANK FILTER DAMAGE. THIS DOCUMENT INFORMS THE FIELD OF A DEF TANK DESIGN ISSUE THAT CAN INTERMITTENTLY CAUSE FAULT CODES 3574, 1682, OR 3596. THIS ISSUE IS ISOLATED TO DEF TANKS BUI
TSB-101031
Jul 23, 2010
061000 ENGINE AND ENGINE COOLING:ENGINE
CUMMINS: ADVISES THE FIELD OF A POSSIBLE CORRECTIVE ACTION TO CORRECT A SURGE CONDITION AT HIGHWAY SPEEDES AROUND 105 KMH [65 MPH] ON ISC CM2150 ENGINES. NO MODEL OR MODEL YEARS LISTED. *PE
TIB-E002
Jul 20, 2010
061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
KENWORTH: FUEL. PX8 ENGINE FUEL PUMP HEAD CAMPAIGN. (CUMMINS C1009) CERTAIN TRUCKS EQUIPPED WITH PX8 ENGINES, REQUIRE A PRODUCT IMPROVEMENT INVOLVING INSPECTIONS AND POSSIBLE REPLACEMENT OF THE FUEL PUMP HEAD. FAILURE TO PERFORM THIS RE
TSB-100991
Jul 13, 2010
073100 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL
CUMMINS: A NEW FULE RAIL PRESSURE SENSOR IS AVAILABLE FOR MANY OF THEIR ENGINES WHICH HELPS PREVENT ELECTROMAGNETIC INTERFERENCE. *RM
TSB-100964
Jul 7, 2010
017300 STEERING:LINKAGES:ARM:IDLER AND ATTACHMENT
CUMMINS: NEW BACKSIDE IDLER BRACKET . THE ISX CM870 AND CM871 BACKSIDE IDLER BRACKET, ART NUMBER 2874752, HAS BEEN SUPERSEDED BY PART NUMBER 2874693. NEW BRACKET IS BEING RELEASED TO CORRECT AN INTERFERENCE THAT OCCURS BETWEEN THE FAN DRI
SB-10T11-18
Jul 1, 2010
061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
CUMMINS: NEW AFTERTREATMENT DECOMPOSITION TUBE. THE PURPOSE OF THIS SERVICE/PARTS TOPIC IS TO NOTIFY THE FIELD OF AN AFTERTREATMENT DECOMPOSITION TUBE DESIGN CHANGE AIMED AT REDUCING DIESEL EXHAUST FLUID (DEF) DEPOSITS. *PE
SB-10T16-4
Jul 1, 2010
061000 ENGINE AND ENGINE COOLING:ENGINE
CUMMINS: NEW ALTERNATOR MOUNTING BRACKETS. INPROVED ALTERNATOR MOUNTING BRACKETS TO ADDRESS FRONT END ACCESSORY DRIVE COMPONENT PULLEY MISALIGNMENT. MODELS ISL, ISLE3, QSL9, CM2150 & CM2250. *PE
EFN-E10069
Jun 23, 2010
061000 ENGINE AND ENGINE COOLING:ENGINE
CUMMINS: SPEEDOMETER DROP OUT ON ENGINES EQUIPPED WITH BORGWARNER COOL LOGIC MULTI SPEED COOLING FAN. THESE ENGINES MAY ALSO ENCOUNTER AN RPM DERATE AND FAULT CODE 241. THIS ISSUE IS CAUSED BY A SOFTWARE PROBLEM. THE SPEEDOMETER DROPS O
EF-E10064
Jun 8, 2010
061000 ENGINE AND ENGINE COOLING:ENGINE
CUMMINS: ENGINE SHUTDOWN COMPLAINTS AND FAULT CODE 1117 LOGGED DUE TO CRACKED SOLDER JOINTS INSIDE ECMS. NO MODELS OR MODEL YEARS LISTED. *PE
EF-E10060
Jun 7, 2010
061000 ENGINE AND ENGINE COOLING:ENGINE
CUMMINS: WORN WIRING HARNESSES RESULTING IN FAULT CODES 2636 AND 2198. THE ENGINE WILL OPERATE POORLY AND MAY SHOW ACTIVE FAULT CODES. THE ENGINE STUMBLES OR SURGES DURING OPERATION. *PE
EF-C10059
May 25, 2010
061000 ENGINE AND ENGINE COOLING:ENGINE
CUMMINS: ENGINE RPM FLUCTUATION DURING ACTIVE REGENERATION ON EMERGENCY VEHICLES. A CONDITION IN WHICH ENGINE RPM CAN FLUCTUATE IS NOTED WHILE OPERATING THE ENGINE IN REMOTE THROTTLE CONTROL OR PTO GOVERNOR WITH THE ENGINE PERFORMING AN A
EFN-E10058
May 20, 2010
063130 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)
CUMMINS: EGR COOLER COOLANT RETURN TUBE O RING; INCORRECT MATERIAL SPECIFICATION. AN O RING OF INCORRECT MATERIAL SPECIFICATION WAS INSTALLED ON THE EXHAUST GAS RECIRCULATION (EGR) COOLER COOLANT RETURN TUBE CONNECTION TO THE COOLANT HEAD
EF-E10054
May 11, 2010
061000 ENGINE AND ENGINE COOLING:ENGINE
CUMMINS: CERTAIN HYDRAULIC PUMPS INSTALLED ON THESE ENGINES CAN APPLY EXCESSIVE LOAD TO THE ENGINE, WHICH MAY CAUSE A SPUN CAMSHAFT BUSHING AND PROGRESSIVE ENGINE DAMAGE. MODELS ISB CM2150 AND QSB CM850. *PE