The 26-year-old penned his first professional contract with Reading in 2007 after graduating from the club's youth academy.
Former Turkey Under-21 international Karacan scored one goal in nine games for the Royals last season.
Galatasaray were crowned Super Lig champions for a record 20th time last term.
Restore Data
| Team | P | W | D | L | F | A | GD | PTS | |
| C | GalatasarayGalatasaray | 38 | 33 | 3 | 2 | 92 | 26 | 66 | 102 |
| 2 | Fenerbahce | 38 | 31 | 6 | 1 | 99 | 31 | 68 | 99 |
| 3 | TrabzonsporTrabzonspor | 38 | 21 | 4 | 13 | 69 | 50 | 19 | 67 |
| 4 | Istanbul BasaksehirIstanbul | 38 | 18 | 7 | 13 | 57 | 43 | 14 | 61 |
| 5 | BesiktasBesiktas | 38 | 16 | 8 | 14 | 52 | 47 | 5 | 56 |
| 6 | KasimpasaKasimpasa | 38 | 16 | 8 | 14 | 62 | 65 | -3 | 56 |
| 7 | SivassporSivasspor | 38 | 14 | 12 | 12 | 47 | 54 | -7 | 54 |
| 8 | AlanyasporAlanyaspor | 38 | 12 | 16 | 10 | 53 | 50 | 3 | 52 |
| 9 | Caykur RizesporCaykur Rizespor | 38 | 14 | 8 | 16 | 48 | 58 | -10 | 50 |
| 10 | AntalyasporAntalyaspor | 38 | 12 | 13 | 13 | 44 | 49 | -5 | 49 |
| 11 | Adana Demirspor | 38 | 10 | 14 | 14 | 54 | 61 | -7 | 44 |
| 12 | GaziantepGaziantep | 38 | 12 | 8 | 18 | 50 | 57 | -7 | 44 |
| 13 | Samsunspor | 38 | 11 | 10 | 17 | 42 | 52 | -10 | 43 |
| 14 | KayserisporKayserispor | 38 | 11 | 12 | 15 | 44 | 57 | -13 | 42 |
| 15 | Hatayspor | 38 | 9 | 14 | 15 | 45 | 52 | -7 | 41 |
| 16 | KonyasporKonyaspor | 38 | 9 | 14 | 15 | 40 | 53 | -13 | 41 |
| R | Fatih KaragumrukKaragumruk | 38 | 10 | 10 | 18 | 49 | 52 | -3 | 40 |
| R | AnkaragucuAnkaragucu | 38 | 8 | 16 | 14 | 46 | 52 | -6 | 40 |
| R | Pendikspor | 38 | 9 | 10 | 19 | 42 | 73 | -31 | 37 |
| R | Istanbulspor | 38 | 4 | 7 | 27 | 27 | 80 | -53 | 16 |
| > Turkish Super Lig Full Table | |||||||||
