Having problems with your GMC Sierra 1500 ?
My gas gauge started working sporadically ,so i replaced the sending unit in the tank with a new one but the gauge still isn't working and yes the ground wire is on clean metal, also the other gauges are working, any help would be appreciated.
Check the injector
Repair Help & Product Troubleshooting for GMC Sierra 1500
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.