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Old 08-24-2012, 04:56 PM
ard ard is offline
Resident Curmudgeon
Location: Sierra foothills, California USA
Join Date: Jul 2009
Posts: 13,874
Mein Auto: '12 X5 35d/E39M5/996TTX50
Was the exhaust note "blatty"? Classic exhaust CPS.

Or fuel issue...fuel filter? When was it last replaced? Could also be a fuel pump dying...
Keep it as simple as possible...but no simpler.
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