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Service bulletin TSB110033-021811

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 id10085303
Published by NHTSA2016-12-01
Manufacturer's numberTSB110033-021811
Manufacturer's date2014-04-29
NHTSA componentENGINE

NHTSA's summary

THIS TECHNICAL SERVICE BULLETIN DESCRIBES THE VERIFICATION AND RESOLUTION OF LUBRICATING OIL AERATION ON SOME ENGINES DUE TO GROOVES WORN IN THE LUBRICATING OIL PUMP SUCTION TUBE BORE. TYPICAL ENGINE COMPLAINTS FOR THIS ISSUE ARE LOW OIL PRESSURE AND POOR BRAKING PERFORMANCE.

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

Engine

Vehicles listed
CUMMINS ISX15

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