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Anonymous
Posted on Monday, June 10, 2002 - 10:01 pm:   Edit Post Delete Post Print Post

i have a d I with 70k on it and my lights just began to pulsate, they get slightly brighter and then slightly darker about 3 times per second?????

any help would be great!
 

doubleb
Posted on Monday, June 10, 2002 - 10:16 pm:   Edit Post Delete Post Print Post

I just had a Bmw with a bad alternater do the same thing and the battery went bad ( later ) because of it.
 

Doug W
Posted on Tuesday, June 11, 2002 - 09:42 am:   Edit Post Delete Post Print Post

More likely the voltage regulator.
 

Greg French
Posted on Wednesday, June 12, 2002 - 10:11 am:   Edit Post Delete Post Print Post

The bad news is that these alternators have the voltage regulator built in, so a regulator means a bad alternator.

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