2002 DODGE RAM
120,000 MILES
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USERIDMARY
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check gages light came on and battery gage is the all the way on the low side. We've replaced the altenator along with a new battery, the truck turns but the check gages still comes on and the battery gage is very low, what can it be?
Apr 7, 2013 at 11:31 AM
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ASEMASTER6371
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what is the voltage at the battery with the engine running

Roy
Apr 7, 2013 at 4:22 PM
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USERIDMARY
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Battery voltage is 12 to 13
Apr 7, 2013 at 6:39 PM
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ASEMASTER6371
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the alternator is not working. it should be 14 to 14.5 volts.

is the fat red wire on top of the alternator 12 volts??

Roy
Apr 7, 2013 at 7:56 PM