Dealerships have one genuine advantage: direct access to manufacturer resources. If your car is under warranty, the dealer is the right call — warranty work has to go through them, and they have factory-trained technicians for your specific make. For a recall repair or a software update that requires the manufacturer's proprietary scan tool, a dealer's service center can do things an independent shop can't.
But that advantage has hard edges. Once you're out of warranty — which happens to most Memphis drivers inside three years — you're paying dealership labor rates ($150–$180/hr is common) for work that can be done identically at an independent shop for significantly less. The technician working on your engine isn't the one who designed it. He's reading from the same service manual your local mechanic can access.