[San Andreas Modding Help Please ?]

Hi there, my computor is windows vista, and I have gta san andreas.

I have used the downgrader patch to convert it to V1.

I have kept on trying to mod the cars using SAMI and the GMM tool.

When i iuse sami it says it has completed.

However, the vehicle is not modded in the game.

can you please help?

thank you