local upgrades = getVehicleUpgrades (getPedOccupiedVehicle)

addEvent("0", true)
addEventHandler("0", getRootElement(),
  function()
    if isPedInVehicle(source) then

removeVehicleUpgrade(getPedOccupiedVehicle(source),upgrades)
end
end
)

local function usunTune ( veh )
    for _,v in ipairs ( getVehicleUpgrades ( veh ) ) do
        removeVehicleUpgrades ( veh, v )
    end
end

local theMarker = createMarker ( -2053.78,173,27.8, "cylinder", 0.8, 41, 102, 50, 170 )

function pokazgui (hitElement, matchingDimension)
    if (getPlayerTeam(getLocalPlayer()) == getTeamFromName("Mechanik")) then
 if (guiGetVisible(Pd_Window[50]) == false) then
            showCursor(true)
            guiSetVisible(Pd_Window[50], true)
            if (kolumna) then
                for id, player in ipairs(getElementsByType("player")) do
                    local row = guiGridListAddRow(Pd_Grid[50])
                    guiGridListSetItemText(Pd_Grid[50], row, kolumna, getPlayerName(player), false, false)
                end
            end
        else
            guiSetVisible(Pd_Window[50], false)
            showCursor(false)
            guiGridListClear(Pd_Grid[50])
        end
    end
end
addEventHandler("onMarkerHit", theMarker, pokazgui)