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Service bulletin TSB-150127

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10058917
Published by NHTSA2015-12-17
Manufacturer's numberTSB-150127
Manufacturer's date2015-08-03
NHTSA componentEQUIPMENT

NHTSA's summary

CUMMINS: SOME ENGINES EXPERIENCE LOW PRESSURE REGULATORS OSCILLATION THAT CAN CAUSES AN IDLE SURGE, INTERMITTENTLY AND HAVE N IMPACT ON PRESSURE READINGS IN INSITE ELECTRONIC SERVICE TOOL BUT AFFECTS GAS MASS FLOW SENSOR MEASUREMENT. MODEL ISX12 G. NO YEARS LISTED. *PE

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Equipment and accessories

Vehicles listed
CUMMINS CUMMINS
CUMMINS ISX12

Listing a model year does not mean every vehicle of it is concerned: the document says which.