2003 BMW M3

2003 BMW M3
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WHATTODO29
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Electrical problem
2003 BMW M3 Two Wheel Drive Automatic

My battery went dead I took it out and went and got new one I closed the trunk and had no power got the new battery and the guy at the dealer said to open hook jumper cables up under the hood I did them backwards now the car won't start all the power stuff still workes
Oct 15, 2009 at 11:53 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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