When police investigate a stolen car, they typically start by gathering essential details from the owner, such as the vehicle's make, model, color, license plate number, and any distinguishing features. They enter this information into a national database, like the NCIC (National Crime Information Center) in the U.S., which alerts law enforcement agencies nationwide. Officers may check surveillance footage, interview witnesses, and look for GPS tracking Police Investigate if the car has a built-in system or an installed tracker.