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Thread: Bad O2 sensors...?

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  1. #1
    Join Date
    Mar 2006
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    um, help

  2. #2
    Join Date
    Nov 2003
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    Denton Texas
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    Blown fuse, defective coolant sensor, bad 02 sensors.... Are you running stock 02s or are you using the downstream Corvette sensor?
    See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709

  3. #3
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    Running stockers.

    So how do you determine what the cause is?

  4. #4
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    Nov 2003
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    Denton Texas
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    Throw money at it. That always works for me.


    Guys running headers always recommend using the sensor from the Corvette that is behind the converter.
    See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709

  5. #5
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    I've been throwing money at it for a year - that's what got me here.

    Two rear Corvette sensors?

  6. #6
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    Nov 2003
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    Denton Texas
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    Yeah, they're like Bosch 13111s or something like that.
    See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709

  7. #7
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    I'll have to take it to Billy or Donny. I have no clue how to figure out what needs to be done.

  8. #8
    Join Date
    Nov 2006
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    all 4 were saying low voltage and only low voltage and they were working fine at first then all the sudden they went down to only reading 30-40 then at a few time only one would jump up to 400 then go back down 2 od the codes were P0131 P0137 and the other were P0156 i think
    2006 silverado SS....Clifford Jr...turbo coming soon
    1970 Chevelle ly6 swap....d1 coming soon

  9. #9
    Join Date
    Nov 2003
    Location
    Denton Texas
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    It's a very common problem. Here's where someone else addressed it. http://groups.myspace.com/index.cfm?fuseac...=20050220074833
    See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709

  10. #10
    Join Date
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    Any chance someone could copy and paste the info? I can't access MySpace from work....

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