Have a repair shop in mind before you run into trouble. If you wait until an emergency, you may end up going with a shady mechanic who is convenient because you are desperate. Ask friends for a mechanic with a good reputation. https://wikimapia.org/external_link?url=https://auto-works.cc/bmw-bmw-e70-%D8%BA%D8%B7%D8%A7%D8%A1-%D8%A8%D9%84%D9%88%D9%81-%D8%A7%D9%84%D9%85%D8%AD%D8%B1%D9%83-11127552281-%D8%B1%D9%8A%D8%AC%D9%8A%D8%AF