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Service bulletin 17NA320

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 id10134590
Published by NHTSA2018-04-23
Manufacturer's number17NA320
Manufacturer's date2017-10-09
NHTSA componentLATCHES/LOCKS/LINKAGES:DOORS:LATCH

NHTSA's summary

This informational bulletin provides information for dealers/technicians on an outside door handle or lock cylinder cover being loose, or falling off.

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

Latches and locks, Door latch

Vehicles listed
BUICK ENCLAVE2018
BUICK ENVISION2016, 2017, 2018
BUICK LACROSSE2017, 2018
CHEVROLET BOLT EV2017, 2018
CHEVROLET CRUZE2016, 2017, 2018

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