what make the battery die when park.

on 2002 BMW 745i

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
I have a new battery
and alternator.

(2) Answers
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voltage draw seek diag and est
could be battery cables. if they are bad the alternator can't recharge batt
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