service engine soon light on 2003 BMW 530i

I have two different BMW shops run diagnostics on my car and they are saying two different things are wrong. What do I do? Service engine soon light is on.

by in Rancho Cucamonga, CA on April 01, 2010
2 answers
ANSWER by on April 02, 2010
What is the diagnostic? Did they retrieved the trouble codes?
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ANSWER by on September 08, 2010
I got that message last night 2 minutes before the valve dropped into a piston. engine must be replaced to drive agin. 72,000mi.
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It has also has give me a drive modestly light also while this is going on.
without prior warning. Check engine soon light came on. within 1-2 minutes car stopped. had it towed. valve dropped into piston and can not be repaired. with all the computer messages why wasn't th...