Where is the fuel filter located on an 01 Yukon with a 5.3?

On a 2001 GMC Yukon with a 5.3L engine, the fuel filter is located along the frame rail on the driver's side of the vehicle. It's mounted near the fuel tank, close to the rear axle. To access it, you may need to lift the vehicle and ensure safety precautions are in place. Always refer to the vehicle's service manual for specific details and safety information.