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Old 01-12-2013, 11:01 AM
rdl rdl is offline
Officially Welcomed to the 'Fest
Location: Ontario, Canada
Join Date: Jun 2010
Posts: 1,439
Mein Auto: 530i 2003
From your description above, your alternator is fine.
However a battery reading of 11.75V after a few hours of rest means that you have either a bad battery or a parasitic drain problem.
See Bluebee's best links thread in the stickies on page 1 of this forum for help on diagnosing both.
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