Well, there's no rules to this.... Sooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooooo
I won!
Try this:
addCommandHandler("fix",
function(player)
if isPedInVehicle(player) then
local vehicle = getPedOccupiedVehicle(player)
fixVehicle(vehicle)
outputChatBox ("Your vehicle has been fixed !" , localPlayer)
end
end
)