Excellent! The manager, David, addressed us when we walked in, tested our battery, looked up our best deal on a battery then carefully installed it for my elderly parents. I happened to have a similar problem the same week but chose to visit a competitor just down the street instead - the ones in yellow and blue - big mistake. They treated me like I was putting them out, gave me an incorrect diagnosis on my new battery and took forever to do it.
I Definitely recommend this O'Reillys store based on my experience.