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Old 12-05-2012, 10:19 PM   #2
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Join Date: Nov 2009
Location: Fairfax, VA USA
Posts: 16,045
My Ride: 330CiC, M5, X5
Likely your friendly mechanic topped off the cooling system??

Unless your mechanic knows BMW's if they filled the expansion tank up to the top, you have your answer.
Solve your misfires, lean codes, rough idle -

Fuel pump failures -

Temp Info -

Hidden OBC Menu - Check Voltage, Temp, Fuel Level -

E46/E39 GM5 Door Lock Info -

Lower hose temp switch O-ring - BMW #13621743299
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