GTA 5 was going to get Liberty City DLC as leak reveals early version of GTA 6

A deadly trio (Rockstar)

More details around cancelled DLC for GTA 5 have emerged thanks to a source code leak, including the massive size of a planned Liberty City expansion. 

Unlike its predecessor GTA 4, GTA 5 never received any expansions or story DLC outside of GTA Online.

We’ve known for some time that there were plans for DLC, namely a single-player story involving Trevor as a secret agent, which was scrapped. A Read Entire Article