These aren't surefire guarantees, but here are two places to look for a qualified shop:

"If you are looking for a professional automotive technician to service your vehicle, you can use this form to locate a top-quality automotive repair shop practically anywhere in the world. Each of these companies are actively participating in a network of 56,107 automotive technicians and experts, tapping 1,241,119 years of automotive experience, from all over the world!"

[www.iatn.net]

"Looking for a quality repair shop to service your vehicle? Search our database of ASA members nationwide to find a repair facility in your area."

[www.asashop.org]

[www.asashop.org]

The second link is to a page which explains what ASA means to the consumer...