The 25-year-old made his Spain debut against Serbia earlier this year.
Garcia joined Benfica from Spanish giants Real Madrid in 2009.
Garcia will replace Nigel de Jong, who left City for AC Milan earlier on Friday.
The 25-year-old made his Spain debut against Serbia earlier this year.
Garcia joined Benfica from Spanish giants Real Madrid in 2009.
Garcia will replace Nigel de Jong, who left City for AC Milan earlier on Friday.
