Cummins

TSB170002 – Injector Sleeve Seal Leakage Causing Fuel and Coolant Cross-Contamination

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Cummins

NHTSA ID Number: 10162095 Manufacturer Communication Number: TSB170002-050720 Summary This Technical Service Bulletin describes the verification and resolution of injector sleeve seal leakage causing fuel and coolant cross-contamination. Shrinkage of injector sleeve seal material can create a leak path between cylinder head cooling jacket and injector bore. This is an update to a previously submitted communication.   … Read more

TSB170004 – Injector Sleeve Seal Leakage Causing Fuel and Coolant Cross-Contamination

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Cummins

NHTSA ID Number: 10162096 Manufacturer Communication Number: TSB170004-050720 Summary This Technical Service Bulletin describes the verification and resolution of injector sleeve seal leakage causing fuel and coolant cross-contamination. Shrinkage of injector sleeve seal material can create a leak path between cylinder head cooling jacket and injector bore. This is an updated to a previously submitted communication.   … Read more

TSB190059 – Water Pump Belt Squeal or Jump on Front End Accessory Drive

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Cummins

NHTSA ID Number: 10162097 Manufacturer Communication Number: TSB190059-050320 Summary This Technical Service Bulletin describes the verification and resolution of water pump belt squeal or jump on front end accessory drive. A shorter water pump drive belt was introduced to increase belt tension, reduce belt squeal, and belt jumping teeth on idler.   2 Affected Products Equipments BRAND … Read more

TSB190072 – Agility Blue IQ Fuel System – Eco Mode Excessive Road Speed Limit

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Cummins

NHTSA ID Number: 10162098 Manufacturer Communication Number: TSB190072-050820 Summary This Technical Service Bulletin describes the verification and resolution to the driver may be able to exceed the Maximum Accelerator Speed Limit set in INSITE electronic service tool when in ECO mode. The Agility ECO Mode broadcast vehicle speed limit has a higher priority than the Maximum Accelerator … Read more

TSB190085 – Bosch® VE, VP-14 or VP-30 ReCon Fuel Pump Kit Update

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Cummins

NHTSA ID Number: 10162100 Manufacturer Communication Number: TSB190085-052120 Summary This Technical Service Bulletin describes the verification and resolution of engines utilizing the Bosch® VE, VP-14 or VP-30 ReCon® fuel injection pump with complaints of no start, low power, engine stall, and/or engine shutdown. An inspection during troubleshooting reveals that fuel pump driveshaft is fractured at end of … Read more