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I have a 2003 Chevy impala how do i know if i have a bad battery or bad alternator?
Wiki User
∙ 16y ago
To test the alternator if funds are low, let the motor idle and remove the negative battery cable, if the motor dies its probably the alternator.
Wiki User
∙ 16y ago
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very carefully
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replace the alternator
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Would you show me the 2003 Chevy impala owners manual?
Check with your local Chevy dealer on that.
