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Service bulletin M-371-004

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 id10228626
Published by NHTSA2023-01-03
Manufacturer's numberM-371-004
Manufacturer's date2022-12-16
NHTSA componentEQUIPMENT:ELECTRICAL; VISIBILITY/WIPER

NHTSA's summary

TBS- Jumper Harness,Wiper Motor,Replacement

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

Equipment and accessories, Glass, wipers and mirrors, Wipers and washers

Vehicles listed
MACK ANTHEM (AN)2017
MACK ANTHEM (AN)2018, 2019, 2020, 2021, 2022, 2023 (the catalog's model; the bulletin names a series or trim of it)
MACK GRANITE (GR)2017, 2018, 2019, 2020, 2021, 2022, 2023 (the catalog's model; the bulletin names a series or trim of it)
MACK PINNACLE (PI/PN)2018, 2019, 2020, 2021, 2022, 2023 (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.

Recalls for the same vehicles and component
18V1520002018-03-06. INTERIOR LIGHTING; VISIBILITY:WINDSHIELD WIPER/WASHER; EXTERIOR LIGHTING; ELECTRICAL SYSTEM

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
CBR 2432-2 2026012026-02-03. Service bulletin. CBR - Mack Chassis - AN And GR Models - Door Glass Shattering.
CBR-2432 2025012025-02-04. Service bulletin. This CBR solution provides detailed instructions for diagnosing and addressing window glass shattering issues, including replacement specifications, interference checks, fastener verification, and reinforcement tab adjustments to ensure proper installation and functionality.
CBR-2384 2024062024-07-03. Service bulletin. CBR - Mack Chassis - Day Cab Glass Breakage