cars have gotten more and more complex. I had a subtle crack in a hose that was making my garage smell like gas fumes. Others missed it. GHAS found it and fixed it, first try. They also pointed out other service concerns for me to monitor without pressure to get things done right away if I chose to wait and see... I like the approach, the professionalism and the competence. And friendly and courteous, to boot. Highly recommended. In fact, I've already recommended them to friends.