Explore GMC Acadia Belt driven air pump (20) & AC compressor drive belt. Order GMC Acadia ACcessory belt. Find GMC Acadia Fan belt cummins engine. The serpentine belt in your GMC Acadia plays a crucial role in keeping your vehicle's alternator, power steering, and AC unit operational. To ensure longevity, regularly inspect your belt for signs of wear, such as cracks or fraying, which indicate the need for an immediate replacement. Extend the life of your serpentine belt by avoiding oil or coolant leaks and considering a high-quality belt made of durable Epdm rubber. When choosing a replacement, look for OEM or top-grade aftermarket alternatives that offer resilience against heat and friction. Proper tensioning during installation is key to maximizing the belt's service life and ensuring peak performance of your Acadia's vital components. Shop with us for reliable serpentine belts tailored to fit your GMC Acadia and keep your drive smooth and uninterrupted.