Having problems with your 2004 Chevrolet Silverado 2500HD ?
Getting the p0220 reduced engine power code on my chevy 2500hd
Repair Help & Product Troubleshooting for 2004 Chevrolet Silverado 2500HD
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.