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Old 11-16-2012, 04:08 PM   #39
GSherbs
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Join Date: Jun 2012
Location: Chicago
Posts: 400
My Ride: 2002 330 xi
add compression leak down to your list also...

compression test is good, but you'll want a compression leak down test also - can help you diagnose bad cylinder/piston/rings vs just bad valves...
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