Can't find the VW coolant reservoir you're looking for? We have more than 20,000 VW parts in stock and not all of our parts are listed online. So call us at (586) 757-2300 with your VW coolant reservoir questions. We'd love to share our thirty years of Volkswagen knowledge and experience with you. We understand that a properly functioning VW coolant reservoir is crucial for the safety and performance of your Volkswagen and we're here to help you keep your VW on the road.