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  1. 7 Series - E38 (1995 - 2001)
    I've been researching about this. My 01 740iL has the usual nav screen with lines, radio shutting off in 2-3 minutes problem. Everything I read says it is because the navigation computer (MKII in my case) has gone bad. Apparently it started after the battery was replaced (with previous owner)...
  2. 7 Series - E65 / E66 (2002 - 2008)
    Hi Guys, I have a '99 740iL the radio would randomly come on and shut off. The GPS quit working, so thanks to this forum i started my research to fix my problem. I really wish all of these things were all separate ! oh well ! So after reading and trying my best, here is what I have done. 1...
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