Dec 4, 2024
When towing, ensuring that all your trailer lights are working properly is crucial for safety. The GMC ProGrade Trailering System includes an easy-to-use trailer light test feature that checks the trailer’s lights and helps you ensure everything is functioning as it should.The system performs the light check automatically and will alert you to any issues with your trailer lights, making it easy to resolve problems before you hit the road. This system saves you from the hassle of manually checking each light and provides an added layer of peace of mind that your trailer is roadworthy and visible to others on the road.
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