Having problems with your 2003 Chevrolet Avalanche ?
I have a 07 avalanche have a shake starting at 30 mph but let off the gas and it quits
Repair Help & Product Troubleshooting for 2003 Chevrolet Avalanche
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.