Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 2,196 bulletins for CUMMINS
TT-7235EN
May 1, 2012
060000 ENGINE (PWS)
ALLISON TRANSMISSION: DUE TO SOFTWARE CHANGES, ENGINE CALIBRATIONS ARE EXPERIENCING LOW POWER AND DIAGNOSTIC TROUBLE CODE (DTC) AND AN INADVERTENT SHIFT OF THE ENGINE TORQUE MAP POINTS. *PE
TRP-1228
Apr 24, 2012
060000 ENGINE (PWS)
CUMMINS: THE LUBRICATION SYSTEM DEBRIS, GENERATED BY FUEL PUMP GEAR CONTACTING FRONT GEAR HOUSING, MUST BE EXPERIENCE BY CERTAIN ENGINES UNDER WARRANTY. *PE
TSB-120125
Apr 19, 2012
060000 ENGINE (PWS)
CUMMINS: DUE TO SOFTWARE CHANGES, THE TORQUE MAP POINTS SHIFTED, CAUSING SUSCEPTIBILITY FOR LOW POWER COMPLAINTS WHEN USING CALIBRATION REVISIONS. NO MODEL YEARS LISTED. *PE
C1203
Feb 28, 2012
060000 ENGINE (PWS)
CUMMINS: THIS CAMPAIGN IS BEING ISSUED TO ADDRESS ISC ENGINES THAT HAVE AN INTERFERENCE BETWEEN THE OIL PAN OPTION OP9346 AND DIPSTICK OPTION LG9949. *JS
TSB-120001
Jan 10, 2012
071110 FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP
CUMMINS: A NEW DESIGNED OIL FILL CAP, FOR ENGINES, TO PREVENT LOSS OF SEAL AND PROVIDE POSITIVE STOP FOR FILL CAP WHEN INSTALLED ON OIL FILL NECK. *PE
120022
Jan 1, 2012
073100 FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM:FUEL RAIL
CUMMINS: FAULT CODE 1911,3727, AND HIGH PRESSURE. *JS
SB-3068
Dec 22, 2011
063130 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)
MOTOR COACH INDUSTRIES: ON SOME VEHICLES, THE EGR (EXHAUST GAS RECIRCULATION) HAS A POTENTIAL ISSUE ON CUMMINS ISX ENGINES COOLERS. AN OIL SAMPLE MUST BE TAKEN AND SENT FOR AN ANALYSIS TO CHECK FOR PRESENCE OF COOLANT ELEMENTS THAT COULD
SB-11-17-04
Dec 15, 2011
060000 ENGINE (PWS)
NABI: INFORMATION CONCERNING THE UPDATE OF THE INSPECTION CHECK AND CLEANING PROCEDURE FOR THE AIR COMPRESSOR. *JS
TAIB-0836
Dec 12, 2011
118000 ELECTRICAL SYSTEM:SOFTWARE
EATON: 2007 CUMMINS ENGINE SOFTWARE UPDATE FOR HLA SYSTEM. ECU SOFTWARE IS NOT COMPATIBLE WITH THE HLA SYSTEM. ENGINE WILL NOT RESPOND TO HLA ECU SYSTEM TORQUE LIMIT REQUESTS DURING ECONOMY MODE LAUNCH CONDITIONS. *KB
C-1175
Nov 22, 2011
118000 ELECTRICAL SYSTEM:SOFTWARE
CUMMINS: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. INFORMATION IS BEING PROVIDED REGARDING THE RELIABILITY IMPROVEMENTS AND PRODUCT PERFORMANCE OF ONE OR MORE EMISSIONS DEFECTS. ALSO AUTHORIZATION IS PROVIDED FOR RECALIBRATING THE E
SB-E-044
Sep 23, 2011
061000 ENGINE AND ENGINE COOLING:ENGINE
PETERBILT: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. INFORMATION PROVIDED FOR PRODUCT IMPROVE BY REPLACING CYLINDER HEAD VALVE SPRING ON CERTAIN TRUCKS. *PE
TSB-110266
Sep 15, 2011
061000 ENGINE AND ENGINE COOLING:ENGINE
CUMMINS: BULLETIN PROVIDING INFORMATION REGARDING REPLACEMENT OF OLD FAN DRIVE IDLER PULLEY BRACKET AND HARDWARE WITH NEW UPDATED VERSION OF IDLER PULLEY BRACKET. *PE
TSB-110260
Sep 14, 2011
061000 ENGINE AND ENGINE COOLING:ENGINE
CUMMINS: WITHOUT INTERACTION OR FAULT CODES, THE ENGINE IDLES HIGH FROM EXHAUST GAS PRESSURE SENSOR. *PE
TSB-110251
Sep 7, 2011
061000 ENGINE AND ENGINE COOLING:ENGINE
CUMMINS: AT THE AIR COMPRESSOR MOUNTING LOCATION, THE EXTERNAL OIL LEAKS FROM THE FRONT GEAR HOUSING. *PE
TSB-110187
Aug 15, 2011
061320 ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER
CUMMINS: POSITION LIMITING TO 50 PERCENT FOR TURBOCHARGER ENGINE. *PE
TSB-110226
Aug 15, 2011
071000 FUEL SYSTEM, GASOLINE:STORAGE
CUMMINS: LOW OIL PRESSURE OR EXCESSIVE FUEL CONSUMPTION SHOULD BE RESOLVED WITH THE LOWERING OF OIL LEVEL. *PE
SP-373-015
Aug 1, 2011
113000 ELECTRICAL SYSTEM:STARTER ASSEMBLY
VOLVO: THERE WAS NO OVER CRANK PROTECTION HARNESS INSTALLED. *RM
TSB-080044
Jul 1, 2011
060000 ENGINE AND ENGINE COOLING
CUMMINS: AUXILIARY COOLER THERMOSTAT HOUSING BYPASS, ENGINE OVERHEATING. *PE
TSB-110137
Jun 1, 2011
060000 ENGINE AND ENGINE COOLING
CUMMINS: PER INSTRUCTIONS, ALTERNATOR CABLE, WHICH IS INCORRECT, MUST BE REMOVED, MODIFIED OR REPLACED.
TSB-110060
Apr 15, 2011
061110 ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS
CUMMINS: AUTOMATIC BELT TENSIONERS HAVE BROKEN ARM TABS DUE TO THE LENGTH OF THE DRIVE BELT. *RM
TSB-110078
Apr 15, 2011
060000 ENGINE AND ENGINE COOLING
CUMMINS: THERE ARE FAULT CODES STORED DUE TO AN AMBIENT AIR TEMP SENSOR PROBLEM. *RM
TSB-101117
Dec 10, 2010
061000 ENGINE AND ENGINE COOLING:ENGINE
CUMMINS: THERE IS AN EXTERNAL COOL LEAKAGE. THERE COULD BE A CRACKED CYLINDER BLOCK. *RM