2004 Chevrolet Optra Bought Car Bud Who Didn T Want Anymore Throwing P0300 Code

2004 CHEVROLET OPTRA
84,000 MILES
Avatar
ANONYMOUS
  • MEMBER
  • 1 POST
Bought a car from a bud who didn't want his car anymore. Car is throwing a P0300 code (Random misfire) and you can feel it. Wondering what I should start with? Plugs? Coil? Injectors?
Feb 11, 2013 at 3:27 PM
Advertisement
Avatar
SAMMENDES
  • MEMBER
  • 1 POST
That's 84,000 kms (53000 miles)
Feb 11, 2013 at 3:29 PM
Avatar
RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
P0300 normally caused by vacuum leak or contaminated fuel

Refer to this walk thru link: https://www.2carpros.com/articles/engine-misfires-or-runs-rough

Feb 11, 2013 at 3:41 PM
🔧 Tools & Auto Repair Parts
Find automotive tools, diagnostic equipment, and replacement parts for your next repair.
Shop on Amazon →
Paid affiliate link. As an Amazon Associate, we earn from qualifying purchases.
Add a reply
Join 2CarPros for free, one of the most advanced car repair communities on the internet. From first-time drivers to seasoned mechanics, everyone is welcome to reply, share details, and get better answers. You can add a temporary image or video first; uploads are limited to 20 MB.

Ask a new question

Frequently Asked Problems for This Vehicle