In some cases you might have to disable windows defender to run the trainer.
Google and Windows will flag these types of executable's as viruses. This is a simple trainer and in no way will harm your computer. Feel free to scan file before opening it for the first time. Thank you and please let me know if it works.

If a windows Prompt POPS up when trying to run it. Click on more info then Click Run Anyway.

UP ARROW for Money
DOWN ARROW for God Mode
( it can be turned off and on )

Run Trainer AFTER Launching and loading into the game.

https://www.dropbox.com/s/rdanu492bd3tmz7/GTA3trainerV0.2.EXE?dl=0