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Service bulletin SLM20-003

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 id10173203
Published by NHTSA2020-04-03
Manufacturer's numberSLM20-003
Manufacturer's date2020-03-31
NHTSA componentBACK OVER PREVENTION: BACK-UP ALARM

NHTSA's summary

Monthly Bulletin Release Letter

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

Driver assistance, Backup camera

Vehicles listed
MACK GRANITE (GR)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-5442021-06-04. Service bulletin. Model Year 2017, 2018 - ** Tech Tip ** TT - 000 - 2017 GPS Inoperative Message In DID ( Driver Information Display ) - Telematics Gateway ( TGW )
K595542552019-09-30. Service bulletin. Mack Chassis - Particulate Matter (PM) Sensor Diagnostic Trouble Codes (DTC) Illuminating The Malfunction Indicator Lamp (MIL); Tech Tip TT-014-2016 - US14+OBD16, US17+OBD16 And Newer Emissions, Common Model Year 2017 And Newer - To Be Used For EVERY Visit