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Service bulletin B16-009

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 id10106692
Published by NHTSA2017-06-16
Manufacturer's numberB16-009
Manufacturer's date2016-02-12
NHTSA componentPOWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT

NHTSA's summary

SERVICE BULLETIN - WHILE DRIVING AT HIGHWAY SPEEDS (55 MPH AND ABOVE), THERE IS A LOW-FREQUENCY RUMBLE THAT CAN BE HEARD, OR A VIBRATION/BUZZ THAT CAN BE FELT IN YOUR LEGS THAT COMES THROUGH THE SEAT AND FLOOR. THIS VIBRATION IS TYPICALLY NOT FELT AT SPEEDS UNDER 55 MPH AND IS NOT THE SAME FEELING AS A TIRE IMBALANCE.

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, Differential

Vehicles listed
ACURA TLX2015

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
B17040B2017-07-31. Service bulletin. Service news article - Are you looking at what seems to be a rear differential axle seal or pinion seal leak? Something to keep in mind: The actual culprit may be something loose or damaged above it. A loose or damaged fluid pressure sensor will drip rear differential fluid onto the axle seal. A loose fluid pressure check port will drip that fluid onto the pinion seal.
B17040B2017-06-30. Service bulletin. "SERVICE NEWS ARTICLE - ARE YOU LOOKING AT WHAT SEEMS TO BE A REAR DIFFERENTIAL AXLE SEAL OR PINION SEAL LEAK? SOMETHING TO KEEP IN MIND: THE ACTUAL CULPRIT MAY BE SOMETHING LOOSE OR DAMAGED ABOVE IT. A LOOSE OR DAMAGED FLUID PRESSURE SENSOR WILL DRIP REAR DIFFERENTIAL FLUID ONTO THE AXLE SEAL. A LOOSE FLUID PRESSURE CHECK PORT WILL DRIP THAT FLUID ONTO THE PINION SEAL."