Mercedes-Benz W163 ML320 ML430 ML55 Coolant flush Easy and quick

Very easy DIY for a complete and easy coolant flush for your vechicle. 1.Disconnect the return hose from the expansion tank 2.Take another hose;connect it and guide it to a container-min15l 3.Prepare cca 15l of distilled water and some antifreeze 4.Start the vechicle and by no means let the expansion tank get empty as it will result in air getting inside your system! 5. Run the water trough the system until clean water starts coming out 6. start adding antifreeze until your preferred mixture is Reached 7. Put the hose back into the expansion tank;close the cap 8. Go for a test drive with heat on high 9. Check level and mixture again Remember to carefully follow the instructions. If air does get in the system things can go south pretty quickly if you dont know what you are doing.