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Old 09-21-2011, 02:59 PM
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bluebee bluebee is offline
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Location: San Jose, California
Join Date: Mar 2008
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Mein Auto: 02 BMW 525i M54 auto 130K
While we're on the topic of what not to do when replacing the BMW battery with the Duralast 49-DL, see this warning from cn90:
- E39 (1997 - 2003) > 2003 530i battery dead today...

Originally Posted by cn90 View Post
Couple things:
1. Charge your battery then go to local Autozone and get a new Duralast 49DL for $80.
There are a few Autozone in Omaha NE where you live.

2. The DIY is here, all you need is 10-m wrench. Pay attention to the hold-down rod and retaining bar (on top). Watch the existing setup and copy it:

3. Last but not least, do NOT overtorque the 10-mm nut. If people ever break that particular battery T-bolt (shown below), then read this thread and buy VW part:
Positive battery cable T-bolt:
PN: 6X0-915-138

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