Having problems with your 1998 GMC Sierra ?

My code reader says PO308. Put on new spark plug, wire, cap, coil, coil module. code still come up. Truck has 175000 miles on it

Posted / edited by AnonymousUser on : 18-02-2019

Answers :

It is most likely the fuel injector,replace it and you will be on your way.
Repair Help & Product Troubleshooting for 1998 GMC Sierra

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: 0.0097 seconds