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Service bulletin 9003591

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 id10173273
Published by NHTSA2020-04-06
Manufacturer's number9003591
Manufacturer's date2020-02-12
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

DETECTOR, Evaporative System Integrity Module (ESIM) Before replacing this part, please call FCA Redacted Content. For Mexican Dealers, please call FCA Redacted Content. If no response in 15 minutes, proceed with repair.

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
RAM PROMASTER2018 to 2020

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