Existing connected car dongles might tell you about your drive stats and provide feedback on making you a better motorist, but driving is a team effort. Your car has to perform, and when it starts to tell you it’s not ready to go, frustration and a touch of panic set in. What does the “check engine” light mean? Why is it making that weird noise? Mechanic Advisor, a site with a network of automotive repair shops, will soon be jumping into the connected car game with their own plug-in dongle.