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Service bulletin B15120B

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 id10099944
Published by NHTSA2017-05-22
Manufacturer's numberB15120B
Manufacturer's date2015-12-04
NHTSA componentENGINE

NHTSA's summary

SERVICE NEWS ARTICLE - THE ENGINE BLOCK DESIGN IS DIFFERENT FROM EARLIER ONES. INSTEAD OF COLLECTED FLUID (OIL, COOLANT, WATER, ETC.) IN THE ENGINE VALLEY RUNNING OUT THE DRAIN HOLE AT THE END OF THE BLOCK AND INTO THE TORQUE CONVERTER HOUSING OR CLUTCH HOUSING, IT RUNS OUT THAT SAME DRAIN HOLE BUT BYPASSES THE HOUSING ENTIRELY AND EXITS THROUGH AN ADDITIONAL DRAIN HOLE ON THE REAR SIDE OF THE BLOCK BEHIND THE REAR ENGINE MOUNT.

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
ACURA ACURA

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