Shepparton volume crime reduction team detectives are investigating after a car was stolen last month.
Police said an offender gained entry into the parked car in a private driveway on Collet St, Shepparton about 7am on September 2.
Cash was also stolen from the vehicle.
Detectives have released an image of a man who they believe could help with their enquiries.
He was wearing a black shirt over a white t-shirt, a black cap and was carrying a backpack.
Anyone with information is urged to contact Crime Stoppers on 1800 333 000 or submit a confidential report online at crimestoppersvic.com.au
People are reminded to lock their cars at all times.