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Isuzu Trooper Alternator Problems
I have a 95 isuzu trooper type s a/t recently my batter went bad and was since replace. however it drained quick and would not hold charge. i replaced the alternator and my lights are still dim and only running at about 11 to 12 volts while idle and driving. we tested the alternator but it is fine at 15 amps. anyone have any ideas what is causing this? please help