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Service bulletin S3418 202307

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 id10240213
Published by NHTSA2023-08-02
Manufacturer's numberS3418 202307
Manufacturer's date2023-07-06
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

Service Campaign: Phase 2 Heater Relay Monitoring Accessory Kit

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

Electrical system

Vehicles listed
MACK LR ELECTRIC2023
MACK LRBE (ELECTRIC)2023 to 2024

Listing a model year does not mean every vehicle of it is concerned: the document says which.