Having problems with your 2002 GMC Sierra 1500 ?
Attaching a FireStorm light bar at tailgate. Need wire colors for, L-R blinker, stop, taillights & reverse
\015 Light bar has to be hard wired before the trailer wires. It has a scanning progressive blinker, left and right and reverse.\015
Repair Help & Product Troubleshooting for 2002 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.