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Service bulletin ATC1890

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 id10110321
Published by NHTSA2017-08-04
Manufacturer's numberATC1890
Manufacturer's date2017-04-11
NHTSA componentELECTRICAL SYSTEM; ENGINE

NHTSA's summary

This Account Team Coverage is being issued to upgrade the calibration and cam sensor extension harness. This document authorizes certified repair locations to re-calibrate the engine control module (ECM) and replace the cam sensor extension harness.

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, Engine

Vehicles listed
CUMMINS ISL

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