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Service bulletin 3LF

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 id10003487
Published by NHTSA2003-10-22
Manufacturer's number3LF
Manufacturer's date2003-07-24
NHTSA componentVEHICLE SPEED CONTROL

NHTSA's summary

SPECIAL SERVICE CAMPAIGN 3LF TO INSPECT AND/OR REPLACE THE THROTTLE BODY ASSEMBLY. AN ELECTRICAL CONTACT IN THE THROTTLE BODY MOTOR MAY MALFUNCTION CAUSING THE MALFUNCTION INDICATOR LIGHT (MIL) TO ILLUMINATE ON THE DASH AND THE ENGINE CONTROL MODULE (ECM) TO STORE A TROUBLE CODE AND PLACE THE VEHICLE INTO A LIMP HOME MODE. *TT

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

Throttle and cruise control

Vehicles listed
LEXUS ES3002003
LEXUS GS4302003
LEXUS GX4702003
LEXUS LS4302003
LEXUS LX4702003
LEXUS SC4302003

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