With the "Save Position" and "Restore Position" keys (F8 and F9), Leo would scale the steep hills of Beacon Hill, save his coordinates at the peak of a massive jump, and spend hours trying to launch his car over the invisible walls of the map to see the unfinished, low-poly geometry the developers never intended players to see.
, a v1.0 or v1.1 trainer will often cause the game to crash. You can find dedicated v1.2 trainers on classic community sites like Alternatives: Built-in Cheats nfsu2 trainer 12