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Service bulletin 17385

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 id10159300
Published by NHTSA2019-04-30
Manufacturer's number17385
Manufacturer's date2017-09-29
NHTSA componentELECTRICAL SYSTEM; PARKING BRAKE

NHTSA's summary

17385 - Service Update. The Electronic Park Brake (EPB) module securing nuts may not have achieved proper torque during manufacturing, and may loosen over time. Tighten the EPB module/bracket assembly securing nuts to the proper torque.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Brakes, Electrical system, Parking brake

Vehicles listed
CHEVROLET IMPALA2018

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
PI1410B2018-05-21. Service bulletin. This preliminary informational bulletin provides information regarding the normal characteristic of instrument panel red brake light intermittently comes on.