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Service bulletin KC-375

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 id10207473
Published by NHTSA2022-02-04
Manufacturer's numberKC-375
Manufacturer's date2022-01-18
NHTSA componentEXTERIOR LIGHTING; EXTERIOR LIGHTING:HEADLIGHTS

NHTSA's summary

Mack Chassis - Anthem (AN) Models - Headlight Diagnostics And Replacement; Instructions For Non-Functioning Headlight Or Turn Signal In Headlight Housing

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

Lighting, Headlights

Vehicles listed
MACK ANTHEM (AN)2016 to 2017
MACK ANTHEM (AN)2018, 2019, 2020, 2021, 2022 (the catalog's model; the bulletin names a series or trim of it)

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
KC-2832022-01-06. Service bulletin. Mack Chassis - Models - Anthem (AN), Pinnacle (PI, CXU, CHU) - Headlamp Aiming Instructions;