object spawns when you go near it script(WORKING 2018)

local  radius = 15 -- put this entire script in ServerScriptService

while true do
for _, player in pairs(game.Players:GetPlayers()) do
    if player::DistanceFromCharacter(Vector3.new(-4, 1.807, 21.5)) < radius then
        if game.Workspace:FindFirstChild("Part/Model Name") == nil then
            print(player.Name.. " spawned a car!")
            local s = game.Lighting.CarTest:Clone()
            s.Parent = game.Workspace
        end
    end
end
wait(1)
end