[MadeMan]

You need to save all created vehicles IDs

top of your script

pawn Код:

new CreatedVehicles[100];

command that creates vehicles

pawn Код:

for(new i=0; i < sizeof(CreatedVehicles); i++)
{
    if(CreatedVehicles[i] == 0)
    {
        CreatedVehicles[i] = CreateVehicle(...);
        break;
    }
}

pawn Код:

public OnVehicleSpawn(vehicleid)
{
    for(new i=0; i < sizeof(CreatedVehicles); i++)
    {
        if(CreatedVehicles[i] == vehicleid)
        {
            DestroyVehicle(vehicleid);
            CreatedVehicles[i] = 0;
            break;
        }
    }
    return 1;
}