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Alternators
Car Batteries

2002 mercury cougar won't start new alternator and good battery?

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Wiki User
June 07, 2009 7:47AM

There are a few different thing s that could be wrong. From easiest to hardest: 1. Loose or corroded battery terminals 2. Loose or bad connection with wires to either starter or solenoid 3. Bad solenoid 4. Bad starter It's hard to tell what's wrong without knowing sounds and other such things.