AUBURN HILLS, Mich., Aug. 2, 2019 /PRNewswire/ -- "Serengeti" premieres on Discovery Channel beginning on Sunday, August 4, at 8 p.m. ET/PT Jeep® brand is presenting sponsor of six-episode series and the Discovery Channel's sweepstakes, giving someone the chance to win $20,000 toward their own Serengeti adventure at discovery.com/serengetisweeps