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Service bulletin S7588

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 id10199711
Published by NHTSA2021-08-02
Manufacturer's numberS7588
Manufacturer's date2021-07-21
NHTSA componentEQUIPMENT

NHTSA's summary

Mack Medium Duty Refrigerant Label 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

Vehicles listed
MACK MD2020, 2021

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-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
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
KC-3912022-02-04. Service bulletin. Noise On The AM Radio Band; Thumping, Ticking, Fluttering Sound On AM Radio Band - Model Year 2018 And Newer
FSB 491-0322021-04-05. Service bulletin. Transmission Oil Cooler Hose, Replacement