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Service bulletin 0503

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 id10019326
Published by NHTSA2006-03-06
Manufacturer's number0503
Manufacturer's date2006-01-30
Replaces0503
NHTSA componentENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY

NHTSA's summary

RADIATOR MAY CRACK AT THE BASE OF ONE OR MORE OF THE RADIATOR TUBES, RESULTING IN COOLANT LEAKAGE - CUSTOMER SUPPORT PROGRAM - WARRANTY COVERAGE ENHANCEMENT. LEXUS. *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

Engine, Cooling system, Radiator

Vehicles listed
LEXUS RX3302004 to 2005

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