Ruckus Coolant change Apr 21, 2017 11:50:38 GMT -5 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by ruckcanuck on Apr 21, 2017 11:50:38 GMT -5 Hello all, I'm new to the forum. Is it really necessary to use a vacuum purge kit to do a coolant change on the Ruckus?Jim West in Canada.