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Service bulletin SNM21-005

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 id10195319
Published by NHTSA2021-06-07
Manufacturer's numberSNM21-005
Manufacturer's date2021-05-12
NHTSA componentWHEELS

NHTSA's summary

1-Piece Hub Covers

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

Wheels

Vehicles listed
MACK ANTHEM (AN)2022 (the catalog's model; the bulletin names a series or trim of it)
MACK GRANITE (GR)2022 (the catalog's model; the bulletin names a series or trim of it)
MACK GRANITE (GU)2022 (the catalog's model; the bulletin names a series or trim of it)
MACK PINNACLE (CHU)2022 (the catalog's model; the bulletin names a series or trim of it)
MACK PINNACLE (CXU)2022 (the catalog's model; the bulletin names a series or trim of it)
MACK PINNACLE (PI/PN)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.

Recalls for the same vehicles and component
20213432021-06-02. Wheels
21V4160002021-06-02. WHEELS; WHEELS:HUB

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 2595 0720262026-08-03. Service bulletin. CBR - The purpose of this CBR is to provide information on 2010 and newer Mack Granite chassis experiencing a low frequency vibration.
M-773-005a2023-05-03. Service bulletin. TSB: Hub Cap, Leaking
M-773-0052023-04-04. Service bulletin. New TSB- Hub cap leaking
KC-6332022-06-07. Service bulletin. Mack Chassis - Front Hub With Unit-Bearings ( Unitized Wheel Bearings ), Inspection Information And Guidelines - Commonly Model Year 2008 And Newer
S76302022-05-05. Service bulletin. Proprietary Steerable Axle Hubcap Replacement