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  1. E39 M5 and E52 Z8 Discussion
    Help! I had Charing issues some months ago and took to shop. Battery wasn't getting a charge and volts would fall below 11v while driving....Replaced Bosch Alternator and Battery. Everything fine for 4 months. Red Battery Lite came on and Battery Test 09 saying 11.5v and drops down to 10v...