Owners of Ford Transit vans in Rotherham are being warned that thieves are targeting the vehicles.
South Yorkshire Police said a number of vans were stolen from north Rotherham over the weekend before being stripped for parts.
Police chiefs are urging owners and drivers to ensure their vehicles are locked and immobilised when not in use.
A South Yorkshire Police spokesman said: "We have received reports of vehicle crime in Rotherham north, over the weekend period.
"This has involved a number of thefts of Ford Transit vans.
"We are urging owners, drivers, businesses or people who regularly use transit vans to make sure their vehicle's are fully locked, secured and immobilised when not in use.
"We are finding that most of these Ford Transits are being stolen for parts, including engines,transmissions,exhausts, doors, lights and interior parts. What's left of the vehicles are then being dumped in various locations
"We receive many reports of van crime and continue to work hard to prevent and detect it, but there are some steps that van owners can take to protect themselves too."
Anyone with information should call South Yorkshire Police on 101 or Crimestoppers on 0800 555111.