Having problems with your Cars & Trucks ?
Do the 2004 GMC Yukon has a IGN module - Cars & Trucks
Yes. All vehicles have an ignition module unless it was built "distributorless."
Repair Help & Product Troubleshooting for Cars & Trucks
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.