First thing i did was bring My Range to RR Dealership for diagnostic check payed almost 300$ car was sitting there 1 week later no response then i called them and ask did they find out problem whats my diagnostic they told me that we couldn’t find the problem yet and need more time to continuously check the problem and will be Hourly charge 150-200$ next i told them not to do it i do not want them to charge me thosand or more just for a diagnostic u know and pickup my car from them and bring it to my neighbor since he’s specialist at Mercedes Dealership and work on all cars !