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      12-07-2008, 10:36 PM   #1
GoSlow2GoFast
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Drives: 2004 E46 M3
Join Date: Mar 2008
Location: RI

Posts: 29
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Battery Life of M3?

Have a 2004 M3 with 60,000 miles, just under 5 years old. The battery is fading, meters at 10.5 volts rather than 12.5. Inspection window still looks green but car turns over slower than normal. What's typical battery life, and should I replace with OEM or go after market?

~gs2gf
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