1977 530i battery gets hot

Tiny
MY77530I
  • MEMBER
  • 1977 BMW 530
I have a 77 BMW 530i the battery has been getting hot with a salfur smell and looses water. I got a new battery and it does the same thing. Help
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Wednesday, August 22nd, 2007 AT 8:55 AM

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Tiny
DR. HAGERTY
  • MEMBER
Check the charging system for proper operation.
Sounds like the voltage is too high.
If it is over 14.5 volts, replace the brush pack/regulator.
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Thursday, August 23rd, 2007 AT 7:04 AM

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