1988 BMW 635CSi Base 6 Cyl 3.5L
Do I need a mechanic to get an idle control valve and a fuel filter plus the vacuum hoses installed on a 1988 BMW 635csi
Not necessarily; it depends on your skills, confidence, and tools. Try the local library for the auto repair reference manuals, and this website or the 'How-To-Guides'. See for yourself if you are able to accomplish this work. Minor repairs such as this is well within reach of the average owner / driver.