Having problems with your 2003 Chevrolet TrailBlazer ?

Engine bogs when the temperature is above 85 degrees with a PO 172 "Rich Bank 1" (it's a straight 6) code. Is there more to it than replacing the NO1 and/or NO2 sensors?

Posted / edited by AnonymousUser on : 17-12-2018

Answers :

U may have a bad theromostat or ur timing may be off
Repair Help & Product Troubleshooting for 2003 Chevrolet TrailBlazer

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: 0.0087 seconds