Having problems with your 1999 Chevrolet Blazer ?
Runs ruf in morning , could egr be sticking - 1999 Chevrolet Blazer
Having it diagnosed will be the only way to tell. could also be clogged injectors
No this would not be an EGR, the EGR is not working on a cold engine, if it was the problem it would run really bad all the time.
Repair Help & Product Troubleshooting for 1999 Chevrolet Blazer
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.