FERNDALE, Mich. (CBS DETROIT/ AP) — Ferndale police have arrested four men who allegedly ransacked hundreds of unlocked cars over the past year.

Ferndale Police Sgt. Baron Brown says the allegations show “the impact that just four people can make on an entire metropolitan area.”

READ MORE: 234,000-plus pounds of ham, pepperoni products recalled due to concerns of possible Listeria contamination

The men would walk neighborhoods in Wayne, Oakland and Macomb counties checking for unlocked vehicles.

They would then steal change, cellphones, credit cards, debit cards, and sometimes the cars police said Tuesday.

READ MORE: More Michigan Firefighters With Cancer Eligible For Benefits

Police believe the men are responsible for 65 of 145 reported thefts from vehicles, and three auto thefts, in Ferndale this year. They are also responsible for at least 40 additional unreported thefts from vehicles and suspected in hundreds of additional larcenies from unlocked vehicles across metropolitan Detroit.

Police say the men stole 11 vehicles in various jurisdictions.

MORE NEWS: Michigan Gas Prices Continuing Downward

© 2019 CBS Broadcasting Inc. All Rights Reserved. This material may not be published, broadcast, rewritten, or redistributed.