William Gills Service Department Online Booking. Please complete the below and our team will be in touch with a confirmation. Gills Branch * Auckland - 72 Grayson Ave Mankukau Huntly - Park Ave Services Required * VCA /COF WOF Service Clutch Replacement Radiator Brake Reline Other Have you recently moved or your contact details changed? Yes No Update new details here Please confirm that you are not a script by entering the letters from the image.