Mereka melibas wakil divisi Championship itu dengan skor telak 6-1.
The Citizens sempat tertinggal lebih dulu akibat dijebol Brandon Hanlan setelah laga berjalan 22 menit.
Gol tersebut rupanya melecut armada arahan Pep Guardiola.
Manchester Biru mengamuk dengan menggelontorkan enam gol balasan via Kevin De Bruyne, Riyad Mahrez, Phil Foden, Ferran Torres, Riyad Mahrez, serta Cole Palmer.
Baca Juga: Eks Bek Man United Sarankan Liverpool Pulangkan Raheem Sterling
Hasil laga putaran ketiga Piala Liga Inggris:
- Queens Park Rangers 2-2 Everton (Charlie Austin 18', 34'; Lucas Digne 30', Andros Townsend 47')
- Preston North End 4-1 Cheltenham Town (Andrew Hughes 25', JOe Rafferty 37', Sean Maguire 82', Emil Riis 90'; Kyle Vassell 56')
- Fulham 0-0 Leeds United
- Brentford 7-0 Oldham City (Marcus Forss 3'-pen, 16', 44', 60', Yoane Wissa 38', 87', Raphael Diarra 43'-bd)
- Watford 1-3 Stoke City (Ashley Fletcher 61'; Nick Powell 25', Sam Clucas 80', Josh Tymon 85')
- Wigan 0-2 Sunderland (Nathan Broadhead 26', Luke O'Nien 54')
- Norwich City 0-3 Liverpool (Takumi Minamino 4', 80', Divock Origi 50')
- Burnley 4-1 Rochdale (Jay Rodriguez 50', 60', 62', 77'; Jane Beesley 47')
- Sheffield United 2-2 Southampton (Enda Stevens 8', Oliver McBurnie 66'; Ibrahima Diallo 23', Mohamed Salisu 53')
- Manchester City 6-1 Wycombe Wanderers (Kevin De BRuyne 29', Riyad Mahrez 43', Phil Foden 45', Ferran Torres 71'; Brandon Hanlan 22')