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Catalytic converter problems.. SOLVED!!!!

Old Oct 2, 2004 | 01:13 AM
  #11  
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What grade of fuel are you using for your car?
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Old Oct 2, 2004 | 10:49 AM
  #12  
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I use premium grade 91 octane. Exactly what is recommended by GM to use in my car.

She'* never seen a drop of gas with an octane level below 91
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Old Oct 3, 2004 | 02:53 AM
  #13  
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ahaha sseimatt nice.

::headshot::
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