Arson Squad detectives are investigating a fire in Moonee Ponds after emergency services were called to a blaze on Young Street at about 5.15 this morning.
Police were told a grey Holden Cruz sedan was driving along before it stopped outside a business.
It is understood the fire started inside the vehicle, then spread to the shop and another car parked next to it.
No one was inside the business at the time of the incident. There was damage to the front of the premises. A nearby apartment block was evacuated as a precaution.
Investigations into the cause of the fire are ongoing. It is being treated as suspicious at this stage.
