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Service bulletin FSB 846-002

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 id10083341
Published by NHTSA2016-10-22
Manufacturer's numberFSB 846-002
Manufacturer's date2014-03-12
NHTSA componentVISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR

NHTSA's summary

AERO MIRROR VIBRATION, CERTAIN CHU, CXU, GU, AND TD VEHICLES, MAY EXPERIENCE ISSUES WITH AERO MIRROR GLASS VIBRATION WHEN THE VEHICLE IS IN OPERATION. INSTALLING FOUR (4) CLIPS TO THE BACK OF EACH MIRROR GLASS CAN HELP ADDRESS CONCERNS OF EXCESSIVE VIBRATION.

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

Glass, wipers and mirrors, Mirrors

Vehicles listed
MACK MACK

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