CTS-V O2 sensors - Page 3
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2004-2007 Cadillac CTS-V General Discussion Discussion, CTS-V O2 sensors in Cadillac CTS-V Series Forum - 2004 - 2007; Since one is not throwing the code... Swap your O2 sensors (the rear ones) and see if the code swaps ...
  1. #31
    RyRidesMotoX is offline Cadillac Owners Enthusiast
    Automobile(s): 2004 CTS-V Raven, StainlessWorks header back exhaust
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    Wildomar, CA
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    Since one is not throwing the code... Swap your O2 sensors (the rear ones) and see if the code swaps sides or not. If it does, it's the sensor, if it doesn't... Its the cat.

  2. #32
    darkman's Avatar
    darkman is offline Cadillac Owners Master
    Automobile(s): 2005 CTS-V
    Join Date
    Nov 2005
    Location
    Spring, Texas
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    6,809

    Re: CTS-V O2 sensors

    See attached.

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