why does my battery come on but alt is charging battery on 2002 Ford Windstar

lights flicker when u use in buttons like the locks or windows does this van have a voltage regulator

by in Ocklawaha, FL on April 04, 2012
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1 answer
ANSWER by , April 05, 2012
Alternator may be charging battery but, it also may be charging at a lower level because it is worn out and about to go bad. It no longer is producing enough power. Need to have it tested for proper power generation.