# Service bulletin KC\-426

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.

- Type: Service bulletin
- NHTSA id: 10207581
- Published by NHTSA: 2022\-02\-04
- Manufacturer's number: KC\-426
- Manufacturer's date: 2022\-01\-20
- NHTSA component: EQUIPMENT; STRUCTURE:BODY:HOOD; VISIBILITY

## NHTSA's summary

Mack Chassis \- Anthem \(AN\) \- Hood Mounted Mirror Repair; Mirror Covers Loose, Rattling, Vibrating

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2022/MC-10207581-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2022/MC-10207581-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Body and frame, Equipment and accessories, Glass, wipers and mirrors

## Vehicles listed

- 2016 to 2017 MACK ANTHEM \(AN\)
- 2018 to 2022 MACK ANTHEM \(AN\)

## Recalls for the same vehicles and component

- [2020551](/recalls/tc/2020551.md), 2020-11-12: Structure
- [2019037](/recalls/tc/2019037.md), 2019-01-25: Visual System
- [19V054000](/recalls/nhtsa/19V054000.md), 2019-01-24: VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR
- [18V152000](/recalls/nhtsa/18V152000.md), 2018-03-06: INTERIOR LIGHTING; VISIBILITY:WINDSHIELD WIPER/WASHER; EXTERIOR LIGHTING; ELECTRICAL SYSTEM

## Other bulletins for the same vehicles and component

- [CBR 2575\-1 202604](/bulletins/11032094.md), 2026-05-05, Service bulletin: STRUCTURE:BODY; UNKNOWN OR OTHER. CBR \- Mack Chassis \- Dash Panel Cracking at Mounting to BIW.
- [CBR 2432\-2 202601](/bulletins/11028041.md), 2026-02-03, Service bulletin: STRUCTURE:BODY; VISIBILITY/WIPER. CBR \- Mack Chassis \- AN And GR Models \- Door Glass Shattering.
- [S4548 202506](/bulletins/11019952.md), 2025-07-01, Service campaign: STRUCTURE:BODY; UNKNOWN OR OTHER. Mack Trucks has determined that certain model year 2020 to 2022 Anthem trucks could experience excessive wear on the hood latch pins causing the hood to rattle during normal vehicle operation.
- [CBR\-2432 202501](/bulletins/11013548.md), 2025-02-04, Service bulletin: VISIBILITY/WIPER. 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 202407](/bulletins/11005412.md), 2024-08-01, Service bulletin: STRUCTURE:BODY. CBR: Mack Chassis \- Day Cab Glass Breakage
- [CBR\-2384 202406](/bulletins/11003043.md), 2024-07-03, Service bulletin: STRUCTURE:BODY; VISIBILITY/WIPER; UNKNOWN OR OTHER. CBR \- Mack Chassis \- Day Cab Glass Breakage
- [CBR\-2016 202401](/bulletins/10249551.md), 2024-02-02, Service bulletin: STRUCTURE; SUSPENSION. CBR: Frame Or Cab Lean
- [M\-821\-028 202308](/bulletins/10241947.md), 2023-09-06, Service bulletin: STRUCTURE; LATCHES/LOCKS/LINKAGES. TSB: Hood Latch Assembly, Retrofit
- [KC\-2094 Rev 3](/bulletins/10238834.md), 2023-07-06, Service bulletin: EQUIPMENT:ELECTRICAL:INFOTAINMENT; ELECTRICAL SYSTEM. Infotainment System \- Volume Drop During A Phone Call, Phone Connected Via Bluetooth
- [SLM23\-005](/bulletins/10237374.md), 2023-06-06, Service bulletin: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Service Literature Published and Released in May, 2023

JSON: [/v1/bulletins/10207581](/v1/bulletins/10207581)

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