Buckle up, Prime members: Amazon launches in-car delivery — Amazon — “Millions of Prime members with Chevrolet, Buick, GMC, Cadillac and Volvo cars can now use Amazon Key to have their Amazon packages delivered inside their vehicle parked at home, work or near other locations in their address book. In-car delivery is available at no extra cost for Prime members — customers simply download the Amazon Key App, link to their connected car and start ordering on Amazon.com; no additional hardware or devices required.”