Why Opel is called Vauxhall in the UK?

Opel is called Vauxhall in the UK due to historical branding decisions. Vauxhall Motors was established in the UK in 1857 and began producing vehicles in the early 20th century. In 1925, Vauxhall was acquired by General Motors, which also owned Opel, a German automobile manufacturer. As a result, Vauxhall became the British brand for Opel vehicles, allowing the company to cater specifically to the UK market while leveraging the established Vauxhall name.