how to fix code p0301

2003 CHEVROLET TRAILBLAZER
123,489 MILES
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NIYA15
  • MEMBER
  • 1 POST
Changed car battery and then car check engine light came on right awayy with rough acceleration.changed spark plugs and 1st cylinder coil.and still running rough
Nov 19, 2011 at 4:58 PM
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DRCRANKNWRENCH
  • ✓Experienced Mechanic
  • 3,380 POSTS
We have a good diagnostic and repair walk through that covers all general misfire conditions and causes.
Here is the link and follow the blue sub links if needed;

https://www.2carpros.com/articles/engine-misfires-or-runs-rough
Nov 19, 2011 at 9:08 PM
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