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alternator noise speed rpm

  1. GL1800 Tech Board
    I am operating a 2004 GW with 06 motor. Used 04 Alternator, but it is whining. Can I use an '06+ Alternator in my '04 Frame/Wire Harness. Are connectors identical ? Do I need to change 100 AMP Fuse to 120 AMP ? Electrically wired the same it appears. More Diodes in 06+( _8) vs 04 (_6). Wattage...
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