Kingston Crime Investigation Unit detectives are investigating following a theft of petrol in Clayton on 23 October.
Investigators have been told an unknown woman attended a convenience store in Wellington Road and stole petrol at 10.25am.
The woman was driving a blueToyota Corolla with stolen plates ZLW690.
Those plates were stolen earlier that day (23 October) in either Cheltenham or Clayton.
Detectives have released images of a woman who they believe may be able to assist with their enquiries.
The woman is perceived to be Caucasian in appearance, aged in her late 20s, with blonde hair.
Anyone with information is urged to contact Crime Stoppers on 1800 333 000 or submit a confidential report online at www.crimestoppersvic.com.au