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cats and 02 sensors??

This is a discussion on cats and 02 sensors?? within the General Help forums, part of the LSx Technical Help Section category; if ur cats are plugged can they ruin or damage the 02s...

  1. #1
    Member 02sscamaro's Avatar
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    cats and 02 sensors??

    if ur cats are plugged can they ruin or damage the 02s

  2. #2
    Member ultra_badass's Avatar
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    navy blue matallic
    2000 WS6 trans am M6

    if your cats ar pluged then they rear o2's will throw a code Good time to get headers or have GM replace it 8 yrs or 120,000 miles

  3. #3
    Life in the Fast lane sunsetorangess's Avatar
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    Met. Sunset Orange
    01 SS

    If your cats get clogged you will just throw a code, shouldnt damage anything.
    2001 SS, Its not the car its the Driver that matters....

  4. #4
    Impounded
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    Red
    99 TA

    Quote Originally Posted by 02sscamaro View Post
    if ur cats are plugged can they ruin or damage the 02s
    when my cats get plugged they usually go to the vet.

  5. #5
    Member 02sscamaro's Avatar
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    the reason im asking is my cats were bad and were replaced by gm 2 days later all 02s are bad but no codes i checked this on my scanner and it shows rear 02 anywhere from 50mv to 500 then the upstream is go slow and thats anywhere from 100mv 700. sounds bad to me but no codes

  6. #6
    Senior Member slims00ls1z28's Avatar
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    2005 GTO M6 Black
    2000 Z28 A4 Red

    They can burn out the o2's if you keep driving on them for a while. o2's can take out cats and cats can take out o2's.

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