Manufacturer Communications

Vehicles / Cummins / Isb6.7
Bulletin Number Vehicle Make Vehicle Model Model Year Summary
T2387 CUMMINS ISB6.7 9999 This Temporary Repair Practice is being issued to provide supporting coverage for progressive damage on certain B Series engines due to valve spring f
T2145E CUMMINS ISB6.7 9999 This Temporary Repair Practice is being issued to address Variable Geometry Turbocharger Actuator failures on certain ISB6.7 CM2350 engines. This TRP
CMI-R7N6Z-12 CUMMINS ISB6.7 9999 This is a representative communication between the Cummins producing plant to affected OEMs and vehicle manufacturers regarding the potential issue of
C2386 CUMMINS ISB6.7 9999 This Campaign is being issued to replace valve springs on certain B Series engines.<br />
TSB190174-021720 CUMMINS ISB6.7 9999 This Technical Service Bulletin describes the verification and resolution when the Anti-Lock Brake System lamp unintentionally illuminates after an En
TSB180095-022520 CUMMINS ISB6.7 9999 This Technical Service Bulleting describes the verification and resolution of the diesel exhaust fluid (DEF) system becoming contaminated with debris.
C2291B CUMMINS ISB6.7 9999 This In-Shop Campaign is being issued to address high levels of engine out smoke on certain MY16, ISB6.7 CM2350 B101 engines. This In-Shop Campaign au
CMI-K6Z8G-06 CUMMINS ISB6.7 9999 This is a representative Owner Letter to communicate an emissions recall. The enigne(s) are potentially eligible for an Emissions improvement calibrat
C2290A CUMMINS ISB6.7 9999 This In-Shop Campaign is being issued to address potential high levels of engine out smoke on certain MY 15 ISB6.7 CM2350 B101 engines. This In-Shop C
T2236A CUMMINS ISB6.7 9999 This TRP provides for retroactive coverage of customer billable repairs completed by Cummins authorized repair locations prior to the release date of
T2146B CUMMINS ISB6.7 9999 This Temporary Repair Practice is being issued to address System Outlet NOx Sensor failures on certain ISB6.7 CM2350 engines. This TRP authorizes cert
T2145C CUMMINS ISB6.7 9999 This Temporary Repair Practice is being issued to address Variable Geometry Turbocharger Actuator failures on certain ISB6.7 CM2350 engines. This TRP
C2118B CUMMINS ISB6.7 9999 This field action authorizes certified repair locations to upfit certain ISB, ISC, and ISL CM2250 engines with an improved SCR Catalyst. This is an up
TSB200097-070620 CUMMINS ISB6.7 9999 This Technical Service Bulletin describes the verification and resolution of engine stumble at low driving speeds when coming to a stop. Recalibration
T2145D CUMMINS ISB6.7 9999 This Temporary Repair Practice is being issued to address Variable Geometry Turbocharger Actuator failures on certain ISB6.7 CM2350 engines. This TRP
T2147D CUMMINS ISB6.7 9999 This Temporary Repair Practice provides for retroactive coverage of customer billable repairs completed by Cummins authorized repair locations prior t
T2160D CUMMINS ISB6.7 9999 This Temporary Repair Practice provides for retroactive coverage of customer billable repairs completed by Cummins authorized repair locations prior t
T2148D CUMMINS ISB6.7 9999 This Temporary Repair Practice provides for retroactive coverage of customer billable repairs completed by Cummins authorized repair locations prior t
T2146C CUMMINS ISB6.7 9999 This Temporary Repair Practice is being issued to address System Outlet NOx Sensor failures on certain ISB6.7 CM2350 engines. This TRP authorizes cert
C2192A CUMMINS ISB6.7 9999 This campaign is being issued to address Variable Geometry Turbocharger Actuator failures on certain ISB6.7 CM2350 B101 engines in Transit Bus. This c
TSB200097-041220 CUMMINS ISB6.7 9999 This Technical Service Bulletin describes the verification and resolution of engine stumble at low driving speeds when coming to a stop. Recalibration
T2160C CUMMINS ISB6.7 9999 This Temporary Repair Practice provides for retroactive coverage of customer billable repairs completed by Cummins authorized repair locations prior t
T2148A CUMMINS ISB6.7 9999 This Temporary Repair Practice provides for retroactive coverage of customer billable repairs completed by Cummins authorized repair locations prior t
T2147B CUMMINS ISB6.7 9999 This Temporary Repair Practice provides for retroactive coverage of customer billable repairs completed by Cummins authorized repair locations prior t
C2128B CUMMINS ISB6.7 9999 This is a cancellation notification of C2128. Certain B6.7 CM2350 B121B engines were shipped without a fuel heater; a plug was installed in place of a
TSB190200-120220 CUMMINS ISB6.7 9999 This Technical Service Bulletin describes the verification and resolution of fault code 3749 with no other diesel exhaust fluid (DEF) system related f
C2220A CUMMINS ISB6.7 9999 This field action authorizes certified repair locations to address potential concerns with coolant level sensors installed in certain ISB6.7 CM2350 B1
C2118A CUMMINS ISB6.7 9999 This field action authorizes certified repair locations to upfit certain ISB, ISC, and ISL CM2250 engines with an improved SCR Catalyst. This is an up
C2221 CUMMINS ISB6.7 9999 This In-Shop Campaign is being issued to address potential concerns with coolant level sensors installed in certain ISB6.7 CM2350 B101 MY 2015 and 201
C2192 CUMMINS ISB6.7 9999 This campaign is being issued to address Variable Geometry Turbocharger Actuator failures on certain ISB6.7 CM2350 B101 engines in Transit Bus. This c
TSB190174-100820 CUMMINS ISB6.7 9999 This Technical Service Bulletin describes the verification and resolution when the Anti-Lock Brake System lamp unintentionally illuminates after an En
T2148A CUMMINS ISB6.7 9999 This Temporary Repair Practice provides for retroactive coverage of customer billable repairs completed by Cummins authorized repair locations prior t
T2160A CUMMINS ISB6.7 9999 This Temporary Repair Practice provides for retroactive coverage of customer billable repairs completed by Cummins authorized repair locations prior t
T2147A CUMMINS ISB6.7 9999 This Temporary Repair Practice provides for retroactive coverage of customer billable repairs completed by Cummins authorized repair locations prior t
T2146A CUMMINS ISB6.7 9999 This Temporary Repair Practice is being issued to address System Outlet NOx Sensor failures on certain ISB6.7 CM2350 engines. This TRP authorizes cert
T2145B CUMMINS ISB6.7 9999 This Temporary Repair Practice is being issued to address Variable Geometry Turbocharger Actuator failures on certain ISB6.7 CM2350 engines. This TRP
C2220 CUMMINS ISB6.7 9999 This field action authorizes certified repair locations to address potential concerns with coolant level sensors installed in certain ISB6.7 CM2350 B1
C2118 CUMMINS ISB6.7 9999 This field action authorizes certified repair locations to upfit certain ISB, ISC, and ISL CM2250 engines with an improved SCR Catalyst.<br />
T2145A CUMMINS ISB6.7 9999 This Temporary Repair Practice is being issued to address Variable Geometry Turbocharger Actuator failures on certain ISB6.7 CM2350 engines. This TRP
TSB190011-041220 CUMMINS ISB6.7 9999 This Technical Service Bulletin describes the verification and resolution of an exhaust leak between the turbine housnig and the exhaust outlet connec
T2160 CUMMINS ISB6.7 9999 This Temporary Repair Practice provides for retroactive coverage of customer billable repairs completed by Cummins authorized repair locations prior t
T2148 CUMMINS ISB6.7 9999 This Temporary Repair Practice provides for retroactive coverage of customer billable repairs completed by Cummins authorized repair locations prior t
T2147 CUMMINS ISB6.7 9999 This Temporary Repair Practice provides for retroactive coverage of customer billable repairs completed by Cummins authorized repair locations prior t
T2146 CUMMINS ISB6.7 9999 This Temporary Repair Practice is being issued to address System Outlet NOx Sensor failures on certain ISB6.7 CM2350 engines. This TRP authorizes cert
T2145 CUMMINS ISB6.7 9999 This Temporary Repair Practice is being issued to address Variable Geometry Turbocharger Actuator failures on certain ISB6.7 CM2350 engines. This TRP
C2133 CUMMINS ISB6.7 9999 This campaign is being issued to address Variable Geometry Turbocharger Actuator failures on certain ISB6.7 CM2350 B101 engines in Transit application
TSB180086-062220 CUMMINS ISB6.7 9999 This Technical Service Bulletin describes the verification and resolution of engine speed instability on certain engines mated to a ZF Ecolife Transmi
TSB180086-062220 CUMMINS ISB6.7 9999 This Technical Service Bulletin describes the verification and resolution of engine speed instability on certain engines mated to a ZF Ecolife Transmi
T1993 CUMMINS ISB6.7 9999 This Temporary Repair Practice (TRP) is being issued to address the degraded or missing cylinder crosshatch on certain ISB6.7 CM2350 B101 and QSB6.7 C
T1975 CUMMINS ISB6.7 9999 This Temporary Repair Practice authorizes the inspection and replacement of all six rocker levers on identified Engine Serial Numbers when any rocker
TSB120180-012214 CUMMINS ISB6.7 9999 THIS TECHNICAL SERVICE BULLETIN INTRODUCES NEW FAN HUB PULLEYS FOR THE AFFECTED ENGINE MODELS AND PROVIDES DIRECTION ON SUPERCESSION/COMPATIBILITY FOR
T1338A CUMMINS ISB6.7 9999 THIS TEMPORARY REPAIR PRACTICE ADDRESSES EXHAUST MANIFOLD SLIP JOINT LEAKS BY INSTALLING A ONE PIECE MANIFOLD ON CERTAIN ENGINES.<br />
TSB101067-100710 CUMMINS ISB6.7 9999 THIS TECHNICAL SERVICE BULLETIN ANNOUNCES A PRODUCT IMPROVEMENT FOR THIS ENGINE MODEL'S WATER PUMP. THE IMPROVED PUMP CONTAINS A MORE ROBUST WATER PU
C1422A CUMMINS ISB6.7 9999 THIS CAMPAIGN AUTHORIZES THE REPLACEMENT OF THE FLEXPLATE ON CERTAIN ENGINES.<br />
TSB140117-121814 CUMMINS ISB6.7 9999 THIS TECHNICAL SERVICE BULLETIN DESCRIBES THE VERIFICATION AND RESOLUTION OF FAULT CODES 555 AND 556 CAUSED BY DUST AND DEBRIS INGESTION ON CERTAIN EN
C1847 CUMMINS ISB6.7 9999 This Campaign is being issued to address a calibration update in certain ISB6.7 engines installed in Thomas Built buses. This document authorizes rep
C1422B CUMMINS ISB6.7 9999 THIS CAMPAIGN AUTHORIZES THE REPLACEMENT OF THE FLEXPLATE ON CERTAIN ENGINES. THIS IS A REVISION TO A PREVIOUS COMMUNICATION.<br />
TSB150102-062515 CUMMINS ISB6.7 9999 THIS DOCUMENT INTRODUCES NEW ENGINE WIRING HARNESS OPTIONS.<br />
TSB150110-071415 CUMMINS ISB6.7 9999 THIS TECHNICAL SERVICE BULLETIN ANNOUNCES NEW SHORT TURBOCHARGER SERVICE KIT PART NUMBERS FOR SPECIFIC PEROFRMANCE PART OPTIONS BY APPLICATION. A SHO
TSB150165-101515 CUMMINS ISB6.7 9999 THIS TECHNICAL SERVICE BULLETIN DESCRIBES THE VERIFCATION AND RESOLUTION OF STARTER MOTOR MALFUNCTIONS IN CERTAIN ENGINES IN INTERNATIONAL DURASTAR TR
C1634 CUMMINS ISB6.7 9999 THIS CAMPAIGN IS TO ADDRESS TURBOCHARGER ACTUATOR FAILURES IN CERTAIN ENGINES IN TRANSIT BUS APPLICATIONS. THIS CAMPAIGN AUTHORIZES THE RECALIBRATION
TSB140079-061614 CUMMINS ISB6.7 9999 THIS TECHNICAL SERVICE BULLETIN DESCRIBES THE VERIFICATION AND RESOLUTION OF AN ISSUE WITH CERTAIN ENGINES INSTALLED IN SCHOOL BUSES IN WHICH DAMAGED
C1422C CUMMINS ISB6.7 9999 THIS CAMPAIGN AUTHORIZES THE REPLACEMENT OF THE FLEXPLATE ON CERTAIN ENGINES. THIS IS A REVISION TO A PREVIOUS COMMUNICATION.<br />
TSB140117-090214 CUMMINS ISB6.7 9999 THIS TECHNICAL SERVICE BULLETIN DESCRIBES THE VERIFICATION AND RESOLUTION OF FAULT CODES 555 AND 556 CAUSED BY DUST AND DEBRIS INGESTION ON CERTAIN EN
TSB140157-110514 CUMMINS ISB6.7 9999 THIS TECHNICAL SERVICE BULLETIN DESCRIBES THE VERIFICATION AND RESOLUTION OF EXCESSIVE METALLIC GEAR TRAIN NOISE DURING AIR COMPRESSOR OPERATION ON CE
TSB140117-021215 CUMMINS ISB6.7 9999 THIS TECHNICAL SERVICE BULLETIN DESCRIBES THE VERIFICATION AND RESOLUTION OF FAULT CODES 555 AND 556 CAUSED BY DUST AND DEBRIS INGESTION ON CERTAIN EN
TSB101059-080116 CUMMINS ISB6.7 9999 THIS TECHNICAL SERVICE BULLETIN ANNOUNCES NEW DIPSTICKS TO IMPROVE RELIABILITY. THE MAIN CHANGE TO THE DIPSTICKS IS THAT A NOTCH WAS REMOVED FROM THE
TSB150040-012116 CUMMINS ISB6.7 9999 THIS TECHNICAL SERVICE BULLETIN DESRIBES THE TROUBLESHOOTING AND REPAIR STEPS TO CORRECT BELT TENSIONER LOCATING PIN MALFUNCTIONS AND BELT SHREDDING O
TSB110036-010616 CUMMINS ISB6.7 9999 THIS TECHNICAL SERVICE BULLETIN ANNOUNCES THE RELEASE OF A NEW AIR INTAKE TUBE TO BE INSTALLED WHEN REPLACING THE AIR INTAKE CONNECTION. THE NEW AIR
TSB140147-101514 CUMMINS ISB6.7 9999 THE TECHNICAL SERVICE BULLETIN ANNOUNCES A NEW ENGINE CONTROL MODULE (ECM) CALIBRATIONS WITH INCREASED ACCELERATOR PEDAL FILTERING TO MITIGATE CHASSIS
TSB150040-032315 CUMMINS ISB6.7 9999 THIS TECHNICAL SERVICE BULLETIN DESRIBES THE TROUBLESHOOTING AND REPAIR STEPS TO CORRECT BELT TENSIONER LOCATING PIN MALFUNCTIONS AND BELT SHREDDING O
ATC1771B CUMMINS ISB6.7 9999 THIS ACCOUNT TEAM COVERAGE IS BEING ISSUED TO ADDRESS DEF DOSING VALVE GASKET FAILURES IN CERTAIN ISB6.7 CM2250 ENGINES IN SCHOOL BUS APPLICATIONS. TH
T1288A CUMMINS ISB6.7 9999 THIS TEMPORARY REPAIR PRACTICE IS FOR CERTAIN ISB 6.7 CM2250 ENGINES IN SCHOOL BUS APPLICATIONS BUILT WITH OPTION CF9235. IT IMPROVES THE BELT LENGTH
C1634B CUMMINS ISB6.7 9999 THIS CAMPAIGN IS TO ADDRESS TURBOCHARGER ACTUATOR FAILURES IN CERTAIN ENGINES IN TRANSIT BUS APPLICATIONS. THIS CAMPAIGN AUTHORIZES THE RECALIBRATION
C1395 CUMMINS ISB6.7 9999 THIS CAMPAIGN AUTHORIZES CERTIFIED REPAIR LOCATIONS TO RECALIBRATE THE ENGINE CONTROL MODULE (ECM) AND CLEAN THE EXHAUST GAS RECIRCULATION (EGR) VALVE
TSB150192-121415 CUMMINS ISB6.7 9999 THIS TECHNICAL SERVICE BULLETIN ANNOUNCES THE RELEASE OF A NEW EXHAUST GAS RECIRCULATION (EGR) COOLANT RETURN LINE AND TURBOCHARGER COOLANT RETURN HO
ATC1746 CUMMINS ISB6.7 9999 THIS ACCOUNT TEAM COVERAGE AUTHORIZES THE RECALIBRATION OF CERTAIN ISB ENGINES IN TRANSIT BUS APPLICATIONS.<br />
ATC1746 CUMMINS ISB6.7 9999 THIS ACCOUNT TEAM COVERAGE AUTHORIZES THE RECALIBRATION OF CERTAIN ISB ENGINES IN TRANSIT BUS APPLICATIONS.<br />
TSB-140079 CUMMINS ISB6.7 9999 CUMMINS: ENGINE MOUNTS ARE DAMAGED AND VIBRATING, CAUSING INTERNAL MALFUNCTION TO ENGINE CONTROL MODULE (ECM), AND IT MIGHT BE IN ROM BOOT STATE, FAI
ATC1771 CUMMINS ISB6.7 9999 THIS ATC IS BEING ISSUED TO ADDRESS DEF DOSING VALVE GASKET FAILURES IN CERTAIN ISB6.7 CM2250 ENGINES IN SCHOOL BUS APPLICATIONS. THIS ATC PROVIDES AU
C1395A CUMMINS ISB6.7 9999 THIS CAMPAIGN AUTHORIZES CERTIFIED REPAIR LOCATIONS TO RECALIBRATE THE ENGINE CONTROL MODULE (ECM) AND CLEAN THE EXHAUST GAS RECIRCULATION (EGR) VALVE
ATC1771A CUMMINS ISB6.7 9999 THIS ACCOUNT TEAM COVERAGED IS BEING ISSUED TO ADDRESS DEF DOSING VALVE GASKET FAILURES IN CERTAIN ISB6.7 CM2250 ENGINES IN SCHOOL BUS APPLICATIONS. T
TSB160006-012016 CUMMINS ISB6.7 9999 THIS TECHNICAL SERVICE BULLETIN DESCRIBES THE VERIFICATION AND RESOLUTION OF FAULT CODE 4713 AND THE PROPER INJECTOR ISOLATION TEST PROCEDURE.<br />
TSB140157-030116 CUMMINS ISB6.7 9999 THIS TECHNICAL SERVICE BULLETIN DESCRIBES THE VERIFICATION AND RESOLUTION OF EXCESSIVE METALLIC GEAR TRAIN NOISE DURING AIR COMPRESSOR OPERATION ON CE
ATC1752 CUMMINS ISB6.7 9999 THIS ACCOUNT TEAM COVERAGE ADDRESSES THE UPGRADE OF THE ECM BASE CODE ON CERTAIN ENGINES IN CERTAIN EMERGENCY VEHICLES AND THE REPLACEMENT OF THE ENGI
TSB140015-022515 CUMMINS ISB6.7 9999 THIS TECHNICAL SERVICE BULLETIN DESCRIBES THE VERIFICATION AND RESOLUTION OF FAULT CODE 4526 OR 2718 REMAINING ACTIVE AFTER PERFORMING SERVICE BRAKE T
TSB140117-032715 CUMMINS ISB6.7 9999 THIS TECHNICAL SERVICE BULLETIN DESCRIBES THE VERIFICATION AND RESOLUTION OF FAULT CODES 555 AND 556 CAUSED BY DUST AND DEBRIS INGESTION ON CERTAIN EN

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