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Service bulletin 03-006-15-3086

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 id10101457
Published by NHTSA2017-05-31
Manufacturer's number03-006-15-3086
Manufacturer's date2015-09-29
NHTSA componentWHEELS:HUB

NHTSA's summary

SOME VEHICLES MAY EXHIBIT A GROAN TYPE NOISE FROM THE FRONT WHEEL HUB BEARING WHILE DRIVING AT HIGH SPEED OR WHEN CORNERING. THIS MAY BE CAUSED BY FRONT WHEEL HUB BEARING CORROSION.

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

Wheels, Wheel bearing

Vehicles listed
MAZDA CX-52013, 2014, 2015, 2016
MAZDA MAZDA62014, 2015, 2016

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

Other bulletins for the same vehicles and component
SA-006-222022-03-04. Service bulletin. There have been warranty claims submitted for growling or bearing whine noise in differentials, transfer units and transmissions where the source of the noise was a wheel bearing. This misdiagnosis can lead to multiple repair attempts, warranty debits, and additional inconvenience and/or cost to the customer. To reduce the chance of this occurring, please follow the steps outlined in the repair procedure.
SA-016-192019-04-25. Service bulletin. There have been warranty claims submitted for noise in differentials, transfer units and transmissions where the source of the noise was a wheel bearing. This misdiagnosis can lead to multiple repair attempts, warranty debits, and additional inconvenience and/or cost to the customer. To reduce the chance of this occurring, please follow the steps outlined in the repair procedure.
03-001-16-31222017-06-09. Service bulletin. WHILE DRIVING AT LOW SPEEDS, SOME VEHICLES MAY EXHIBIT A CHATTERING / RATTLING TYPE NOISE FROM THE REAR OF THE VEHICLE. THE NOISE MAY BE CAUSED BY A REAR DIFFERENTIAL BEARING FAILURE.