Having problems with your 2004 Chevrolet Impala ?

My 2004 chevy impala has a engine code of PO455 and i changed the gas cap but i keep getting the code back. any thing else i should check?

Posted / edited by AnonymousUser on : 10-12-2018

Answers :

Sometimes the recirc line fitting can be cracked or worked loose and allow the same pressure loss. On the Impala I am not exactly sure how to get to them.
Repair Help & Product Troubleshooting for 2004 Chevrolet Impala

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 || carrestorationshop.com || Terms of Use || Contact || Privacy Policy
Load time: 0.0090 seconds