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Thread: abs codes

  1. #1
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    Default abs codes

    i need help with these abs codes co245 c0036 c0041 can any one tell me what is wrong or what to do thanks

  2. #2
    Lifetime Member SinisterSS's Avatar
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    DTC C0036 LF Wheel Speed Circuit Range/Performance
    DTC C0041 RF Wheel Speed Circuit Range/Performance
    DTC C0245 Wheel Speed Sensor Frequency Error

    What is the vehicle?
    Are the tires the same size front and rear?
    2009 Z06 LS7 / 2008 Sierra Denali AWD L92 6L80E
    Flashing control modules since 2001. 8-)
    Who needs a MAP sensor on a supercharged LS6 anyway.


  3. #3
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    99 ss no the wheels are not the same size 17 in the front and 15 in the back why will that cause it to do this

  4. #4
    Lifetime Member SinisterSS's Avatar
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    If the outside diameter of the front and rear tires aren't within a certain %, it freaks out the antilock braking system diagnostics and will trigger codes similar to what you're seeing.

    What size tires does the SS have on the front and rear?
    2009 Z06 LS7 / 2008 Sierra Denali AWD L92 6L80E
    Flashing control modules since 2001. 8-)
    Who needs a MAP sensor on a supercharged LS6 anyway.


  5. #5
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    ok the front tires are 275\40\17 and the back are 28\12.50\15 i would say this is the problem i just but them on . are they any way to fix this or do i have to change one set of the wheels thanks for all the help

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