Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 2,196 bulletins for CUMMINS
C1941E
Aug 16, 2018
280000 BACK OVER PREVENTION
This field action authorizes certified repair locations to recalibrate the ECM and upfit the unit with an improved SCR Catalyst on certain ISL9 CM2350 L101 engines installed in Transit Bus Applications. New SCRs delete the NH3 Sensor and mo
TSB180106-081520
Aug 15, 2018
060000 ENGINE AND ENGINE COOLING
This Technical Service Bulleting describes the verification and resolution of prolonged condensate drips from the overhead air conditioning condenser line causes the corrosion of the variable geometry turbocharger (VGT) actuator connector
C2046
Aug 14, 2018
060000 ENGINE AND ENGINE COOLING
This Campaign is being issued to address turbo actuator corrosion / water intrusion resulting in an active fault code 1894 in certain chassis. This campaign authorizes certified locations to apply Loctite 290 and Permatex Silicone around th
TSB180043-081320
Aug 13, 2018
060000 ENGINE AND ENGINE COOLING
This Technical Service Bulletin announces a new lubricating oil filter head increasing sealing flange and front wall thickness and a new lubricating oil cooler cover gasket with changes to the coating material and embossments added around s
ATC2060
Aug 10, 2018
060000 ENGINE AND ENGINE COOLING
This Account Team Coverage (ATC) is being issued to address certain X15 CM2350 X114B and X116B units that have found fault code 3545 and 1887 active. This ATC authorizes certified repair locations to use the attached procedures to implement
ATC2061
Aug 10, 2018
060000 ENGINE (PWS)
This Account Team Coverage (ATC) is being issued to address certain X15 CM2350 X114B and X116B units that have found fault code 3545 and 1887 active. This ATC authorizes certified repair locations to use the attached procedures to implement
TSB180102-081020
Aug 10, 2018
060000 ENGINE AND ENGINE COOLING
This Technical Service Bulleting describes the verification and resolution of heavy carbon deposit/sludge build up causing damage to the engine block. Engine failure most likely due to light load operation for an extended period of time.
TSB170045-080820
Aug 8, 2018
060000 ENGINE AND ENGINE COOLING
This Technical Service Bulletin describres the verification and resolution of repeat occurances of high crankcase pressure Fault Code 555 or 556 immediately after engine start up at ambient temperatures below freezing. Coating crankcase pre
T2037
Aug 8, 2018
060000 ENGINE AND ENGINE COOLING
This field action authorizes certified repair locations to upfit certain ISX15 CM2350 X101 engines rated at 450hp or less with an improved SCR Catalyst, if the engine meets certain criteria including: an active count of fault code 3151 (SC
TSB180095-080620
Aug 6, 2018
061200 ENGINE AND ENGINE COOLING:ENGINE:DIESEL
This Technical Service Bulleting describes the verification and resolution of the diesel exhaust fluid (DEF) system becoming contaminated with debris. DEF tanks are cleaned and DEF dosing units or intake lines areflushed or even replaced, b
C2034
Aug 1, 2018
060000 ENGINE AND ENGINE COOLING
This field action authorizes certified repair locations to upfit certain ISX15 CM2250 engines rated at 455hp-500hp with an improved SCR Catalyst.
TSB180097-072420
Jul 26, 2018
350000 EQUIPMENT
This Technical Service Bulletin describes the verification and resolution of an incorrect high-pressure regulator setting: set too high causing fault code 2724. The original equipment manufacturer (OEM) high-pressure regulator is set higher
C2051
Jul 24, 2018
060000 ENGINE (PWS)
This campaign is being issued to address a calibration update in certain X15 CM2350 X116B engines ONLY. This document enables authorized repair locations to calibrate the engine control module (ECM) to the latest revision.
C2048
Jul 20, 2018
060000 ENGINE (PWS)
This campaign is being issued to address a calibration update in certain ISX15 CM2350 X101, X3 engines ONLY. This document enables authorized repair locations to calibrate the engine control module (ECM) to the latest revision.
TSB180096-071220
Jul 18, 2018
060000 ENGINE (PWS)
This Technical Service Bulletin describes the verification and resolution of fault code 4769 active with more than 2 counts in 25 hours and active fault code 6255. Once troubleshoot fault code 4769 is complete and the code has gone inactive
45-058
Jul 10, 2018
110000 ELECTRICAL SYSTEM
Information only - Notification to Dealers regarding introduction of Cummins Guidanz System Launch and Training
TSB120309-061320
Jul 9, 2018
063140 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR
This Technical Service Bulletin describes the verification and resolution of fault code 3714 active with no other active fault codes. Due to a software issue, Fault Code 3714 may become active after adjusting INSITE? electronic service tool
T1975C
Jul 3, 2018
060000 ENGINE (PWS)
This Temporary Repair Practice authorizes the inspection and replacement the rocker levers on identified Engine Serial Numbers should any one rocker lever be found as failed. This is a revision to a previously submitted communication.
T1979B
Jul 3, 2018
060000 ENGINE (PWS)
This Temporary Repair Practice authorizes the inspection and replacement of all rocker levers on identified Engine Serial Numbers should any one rocker lever be found as failed. This is a revision to a previously submitted communication.
FTLCAE192-2018
Jun 27, 2018
060000 ENGINE AND ENGINE COOLING
Integrated Fan Clutch & Hub for M2 106 with Cummins B6.7TM
C2039
Jun 26, 2018
060000 ENGINE (PWS)
This campaign addresses a calibration update in certain engines. The campaign enables authorized repair locations to calibrate the Engine Control Module to the latest revision.
C2038
Jun 26, 2018
060000 ENGINE AND ENGINE COOLING
This campaign addresses a calibration update in certain engines. The campaign enables authorized repair locations to calibrate the Engine Control Module to the latest revision.
CMI-M7A9X-07
Jun 23, 2018
070000 FUEL SYSTEM, GASOLINE
This document is a representative communication sent to several OEMs. The communication informed the OEMs of a possible failure of the Continuous Flow Valve (CFV) that may slow achievement of the desired gas flow, resulting in a Fault Code
TSB180086-062220
Jun 22, 2018
060000 ENGINE AND ENGINE COOLING
This Technical Service Bulletin describes the verification and resolution of engine speed instability on certain engines mated to a ZF Ecolife Transmission. Engine speed instability may result in top gear when the vehicle is approaching th
TSB180078-062020
Jun 20, 2018
060000 ENGINE AND ENGINE COOLING
This Technical Service Bulletin describes the verification and resolution of Fault Code 36 Shutdowns on generators due to hot air recirculation. In certain situations, hot air coming from the ventilation exhaust can be recirculated into th