However, no evidence exists that white vans are being used in trafficking kidnappings around the country in any widespread or coordinated fashion.
Generally speaking, there's no way to predict the type of car a potential criminal might drive, and it's always good to be aware of one's surroundings and avoid uncomfortable situations.
In late 2019, Facebook posts went viral warning that human traffickers in nondescript white vans were using the vehicles in abductions across the United States.