Having problems with your 2002 Buick Century ?

Code PO446 - Evaporative Emission System Vent Control Circuit, what that means and how to repair it.

Posted / edited by AnonymousUser on : 20-11-2017

Answers :

The evap canister has a valve on it check the pigtail on the valve and make sure its plugged in good . there is a fuse for it as well . if the fuse is good and the plug is tight . replace valve . Its common for these to go bad .
Repair Help & Product Troubleshooting for 2002 Buick Century

Tips for a great answer:

- Provide details, support with references or personal experience .
- If you need clarification, ask it in the comment box .
- It's 100% free, no registration required.

Suggested Questions/Answers :

Loading ...

  • Start your question with What, Why, How, When, etc. and end with a "?"
  • Be clear and specific
  • Use proper spelling and grammar
all rights reserved to the respective owners || www.carrestorationshop.com || Terms of Use || Contact || Privacy Policy
Load time: 0.0115 seconds