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Service bulletin KC-911

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 id10179301
Published by NHTSA2020-09-03
Manufacturer's numberKC-911
Manufacturer's date2020-08-14
NHTSA componentEQUIPMENT

NHTSA's summary

Mack Chassis - Anthem (AN) - Air Deflector Cover Installation; Cover For Antenna Opening On Back Of Air Deflector - Model Year 2018 And Newer

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

Vehicles listed
MACK ANTHEM (AN)2018, 2019, 2020 (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-2094 Rev 32023-07-06. Service bulletin. Infotainment System - Volume Drop During A Phone Call, Phone Connected Via Bluetooth
SLM23-0052023-06-06. Service bulletin. Service Literature Published and Released in May, 2023
M-371-0042023-01-03. Service bulletin. TBS- Jumper Harness,Wiper Motor,Replacement
KC-7352022-07-05. Service bulletin. Premium Tech Tool (PTT) - Message For Data Mismatch, Product Configuration Mismatch; Instruction To Run An Accessory Kit Displayed When Attempting To Run Diagnostics For Diagnostic Trouble Codes (DTC) Or Programming - US10+OBD13 And Newer Emissions,
KC-6272022-06-07. Service bulletin. Premium Tech Tool ( PTT ) Training Materials And Support Tools
KC-6512022-06-07. Service bulletin. Mack Dealer Support Communication - Selecting The Proper SR Area For Creating An eService
SLM22-0042022-05-06. Service bulletin. Service Literature Published and Released in April, 2022
KC-3652022-04-06. Service bulletin. Mack Chassis - Technical Service Bulletin M-728-005, Leveling Valve, Leak Test, Air Leaks From The Leveling Valve After The Vehicle Is Parked (Shut Off)
KC-4262022-02-04. Service bulletin. Mack Chassis - Anthem (AN) - Hood Mounted Mirror Repair; Mirror Covers Loose, Rattling, Vibrating
KC-4062022-02-04. Service bulletin. Dye Test Procedure; Fuel System Leak Check - Common Rail Fuel System - US17+OBD16 And Newer Emissions, Common Model Year 2018 And Newer