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Service bulletin 16-NA-044

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 id10116897
Published by NHTSA2017-08-31
Manufacturer's number16-NA-044
Manufacturer's date2016-02-16
NHTSA componentEXTERIOR LIGHTING:HEADLIGHTS; ELECTRICAL SYSTEM

NHTSA's summary

This technical bulletin provides a procedure to reprogram the headlamp control module to correct a condition of service headlamp leveling system message displayed

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

Electrical system, Lighting, Headlights

Vehicles listed
BUICK CASCADA2016

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
01-08-42-001K2017-08-31. Service bulletin. This informational bulletin provides information on exterior lamp condinsation and replacement guidelines