Current Sensor
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Cadillac STS-V Series Forum Discussion, Current Sensor in Cadillac V-Series Forums; Anyone know why there is a current sensor around the negative battery cable? What's that used for? Thx....
  1. #1
    carter's_sts is offline Cadillac Owners Connoisseur
    Automobile(s): 06 STS-V & 06 STS 4
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    Current Sensor

    Anyone know why there is a current sensor around the negative battery cable? What's that used for?

    Thx.

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  3. #2
    PGA2B's Avatar
    PGA2B is online now Cadillac Owners Connoisseur
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    Re: Current Sensor

    I would bet something to do with the alternator.

  4. #3
    TimmyC is offline Cadillac Owners Connoisseur
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    Re: Current Sensor

    Don't know but all new GM cars and trucks have it.

  5. #4
    PontiacV8's Avatar
    PontiacV8 is offline Cadillac Owners Fanatic
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    Re: Current Sensor

    Quote Originally Posted by carter's_sts View Post
    Anyone know why there is a current sensor around the negative battery cable? What's that used for?
    ...has something to do with the "Electrical Power Management (EPM)"...have a look to...--->

    ---> Post #6 here ("description of the charging system" ) :
    http://www.cadillacforums.com/forums...ng-13-0-a.html

  6. #5
    carter's_sts is offline Cadillac Owners Connoisseur
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    Thread Starter

    Re: Current Sensor

    That's good info. Thanks. It cracks me up that they have such a complicated system for charging and monitoring the battery, but the batteries in these cars still only last 3 years!

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