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code P0300. help.

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Old 04-01-2007, 10:38 PM
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Default code P0300. help.

i know that it mean multiple misfires. but what causes this? is it a sensor, coils, or wires. the plugs are brand new so i dont think its that. can someone help me out with that.
Old 04-02-2007, 06:41 AM
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When did it start, what has/was changed?
Old 04-02-2007, 06:28 PM
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its been doing it for a while. the last thing i changed was an ls6 intake. i did replace the knock sensors what it was off. and plugs. thats about it.




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