 The owner of Pro One Automotive. Ricky, why should someone bring their diesel to Pro One? Diesels require special maintenance and special equipment. We carry all the special tools to service your diesel vehicle. And what do you think is the most important thing regarding the relationship with your customers? Trust is one of the most important things we have at Pro One. Over the years, people have been coming to Pro One because they can trust us. We believe trust is one of the most important things between a customer and an automotive shop.