Manuel Pellegrini has failed to win a game against Barca since 2008 . The Chilean coach is now on his third manager in three years and the first time he was sacked after just one season. City need to win at Nou Camp to reach Champions League quarter finals . READ : Man City have changed just two first-team players since 2011 . CLICK HERE for Barcelona vs Manchester City team news .
Manuel Pellegrini has failed to win a game against Barca since 2008 . Manchester City boss endured defeats in 13 of last 15 matches . City need to win at Nou Camp to reach Champions League quarter finals . READ : Man City have changed just two first-team players since 2011 . CLICK HERE for Barcelona vs Manchester City team news .