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Service bulletin ST00198

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 id600197
Published by NHTSA1998-04-29
Manufacturer's numberST00198
Manufacturer's date1998-01-09
NHTSA componentSTEERING:HYDRAULIC POWER ASSIST SYSTEM

NHTSA's summary

SUBJECT ON PROGRESSIVE POWER STEERING (PPS) ECU. *YC

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Steering, Power steering

Vehicles listed
LEXUS GS3001998
LEXUS GS4001998

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