why would my battery light flash on and off the dashboard when driving. on 1999 Volkswagen Passat

i have no power to electric front windows and peterol cover button, central locking not working. i have new battery and alternator and starter motor. 2 months ago.

by in Tacoma, WA on January 05, 2013
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1 answer 1 comment
ANSWER by , January 05, 2013
poss defective alt or wiring. where did you get alt?
COMMENT by , January 06, 2013
Hi had fitted at an independent dealers but prob only started since then,will take back and see what they say. many thanks for the advice. Jules