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Service bulletin 16-42-90R

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 id10092000
Published by NHTSA2017-02-16
Manufacturer's number16-42-90R
Manufacturer's date2015-07-22
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION

NHTSA's summary

"THE TRANSMISSION OIL COOLER MUST BE PROPERLY FLUSHED IF ANY OF THE FOLLOWING CIRCUMSTANCES HOLD TRUE: • THE TRANSMISSION OIL PAN CONTAINS DIRT OR INTERNAL DEBRIS • THERE ARE SIGNS OF TRANSMISSION OVERHEATING • A FAILED TRANSMISSION HAS BEEN REPLACED WITH A NEW OR REMANUFACTURED UNIT CONTAMINANTS LEFT BEHIND IN THE OIL COOLER WILL CAUSE PREMATURE TRANSMISSION FAILURE. CLAIMS FOR TRANSMISSION REPLACEMENT OR REPAIR THAT FAIL TO PERFORM THIS PROCEDURE ARE SUBJECT TO REJECTION OR DEBIT."

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

Transmission and driveline, Automatic transmission

Vehicles listed
SUBARU SUBARU

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