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Old 09-02-2011, 03:32 AM
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bluebee bluebee is offline
Seek to understand,^Value
Location: San Jose, California
 
Join Date: Mar 2008
Posts: 21,578
Mein Auto: 02 BMW 525i M54 auto 130K
Quote:
Originally Posted by JimLev View Post
If it's fully charged and you turn off all of the electrical items you can get maybe 50 miles before the battery dies after the alternator stops charging.
And, when it dies, it dies! (ask me how I know).

If you're going to drive with no alternator, I'd suggest the following:
  • Put a spare charged battery in the trunk (to get you back home)
  • Keep an eye on your battery voltage on your cluster
  • Make sure your AAA membership is current
See my saga for my air-cooled 525i engine:
- One users' example of total electrical failure (AAA towed away) alternator repair (1) (2)

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