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Service bulletin TI-490

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 id10254108
Published by NHTSA2024-05-03
Manufacturer's numberTI-490
Manufacturer's date2024-04-23
NHTSA componentEQUIPMENT

NHTSA's summary

This document outlines the procedures to align the heavy duty slipper suspension system for efficient trailer operation, to prevent excessive tire wear and to prevent off tracking and hard pulling.

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
EQUIPMENT EQUIPMENT

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