• The site migration is complete! Hopefully everything transferred properly from the multiple decades old software we were using before. If you notice any issues please let me know, thanks! Also, I'm still working on things like chatbox, etc so hopefully those will be working in the next week or two.

Engine code p0304 and p0300



If they were the fine tipped plugs; then you most likely broke the wire up top on them. Yank all the plugs and check them. .045 is kinda small, too.
No they werent the,fine tip ones but i will double check and gap to .050

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Wow every thing you said I had the same problems mine drove me crazy and cost me 400 bucks labor and parts I didnt need.
 
Just want to say,thank you to everyone,for the feed back after 350 bucks spent the problem was the idle air control valve. Put a new one in yesterday ive drove 100 miles since and car is no longer sputtering at highway speeds

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