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check engine light on

This is a discussion on check engine light on within the Internal Engine forums, part of the LSx Technical Help Section category; I just got my car back today and it runs really good only problem is that it has the check ...

  1. #1
    now greybat66
    Join Date
    Apr 2007
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    bloomfield nj
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    navy blue metalic
    1998 trans am conv

    check engine light on

    I just got my car back today and it runs really good only problem is that it has the check engine light on .I checked the code and its po433, does anyone know what that means? Thank you.

  2. #2
    Senior Member mrr23's Avatar
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    dark bowling green
    2000 corvette


  3. #3
    Junior Member sreve's Avatar
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    St. Louis Area
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    Black
    '02 B4C Camaro

    is it po430?
    p0433 is not a valid code for a '98 T\A

  4. #4
    Senior Member
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    Yeah, double check the code - maybe it's P0443 (evap code) or something else close.

  5. #5
    now greybat66
    Join Date
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    navy blue metalic
    1998 trans am conv

    actually it is and all is good now , the mechanic forgot to plug a sensor.

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