Get one month of unlimited full service car washes from GotCarWash.com for only $19. Full service wash includes interior vacuum, console cleaning, interior and exterior window cleaning, and interior and exterior car wash and towel dry. Groupon customers who wish to stay in the car wash club after their first month can also enjoy a discounted monthly rate of $29.99. Members also receive additional discounts on upgrades and detailing. Choose from 100 locations.