Browse GMC Battery cable connectors. Replace GMC Automotive battery cable connectors & GMC Battery cables. Find GMC Car Battery & Cables. Maintaining the heart of your GMC's electrical system, the car battery and cables, is crucial for ensuring reliability and longevity. To extend their lifespan, regularly check for corrosion and ensure tight, clean connections, while keeping an eye out for dimming headlights or sluggish starts as signs that a replacement may be due. When choosing a new battery or cables, opt for corrosion-resistant, high-conductivity options that match your vehicle's specifications. AGM batteries offer durability and superior performance, while traditional lead-acid batteries provide a cost-effective solution. Proper installation is straightforward; secure the battery firmly and route cables meticulously to prevent wear. Explore our premium selection to boost your GMC's performance and dependability.