How will I know when my ad finishes? October 12, 2018 03:02 Updated Follow Your online ad will remain live on our site until you close it. Related articles How much does it cost to create an ad and list my car for sale on Autotrader? Will I receive confirmation of my ad placement? How do I remove my ad from the website? How do I change my ad and ensure my changes are online? Will it be safe to sell my car online?