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Attention: TDR Forum Junkies
To the point: Click this link and check out the Front Page News story(ies) where we are tracking the introduction of the 2025 Ram HD trucks.

Thanks, TDR Staff
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    Archived aternator switching on and off under load

    rewired a new ground from both fenders, firewall, ecu, alternator and batteries. works ok now. made it home to AZ and will search out a permanent solution in my own driveway. Thanks everyone for all you help. No longer stranded. Whew.
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    Archived aternator switching on and off under load

  3. C

    Archived aternator switching on and off under load

    a whole day of trouble shooting wires, connections, relays, fuses and grounds was fruitless - until a tech leaned in to compartment and tapped the "new" ecu on the side. voltage went up (alternator kicked on), AC come on etc. lasted a few minutes the volts dropped off again. another love tap and...
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    Archived aternator switching on and off under load

    thanks for the ideas. i'm off to dealership to check on the truck. tach was working, no instrument problems other than voltmeter reading. going to double check battery temp sensor too. thanks again for ideas. will post when I get more info.
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    Archived aternator switching on and off under load

    will pull them off and clean them to see if it helps. thanks
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    Archived aternator switching on and off under load

    Thanks. Will do it in the morning when I get access to it at dealer.
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    Archived aternator switching on and off under load

    2004.5 w NV5600 Highway driving, noticed AC blowing warm air. Checked gages - voltmeter at 12.2 (battery voltage). turned off AC, no change then raced up to 85 mph and alternator kicked on, read normal 14.2-5 volts. lasted 5 minutes or so (no AC) then kicked off again. Stopped and replaced...
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