I'm taking my business elsewhere. For this very reason.  

 
it should be evident, if they are doing a good job or not.

 

The "service advisor" method is already a waste of dealership money. Get rid of these morons, if they were that mechanically inclined they would working on your car. Not asking you to diagnose what the trouble is. Fire them, and pass the savings on to the consumer.  

The sales people too, fuck 'em if you are too stupid to purchase a vehicle with out a salesperson. Chances are you are too stupid to operate a motor vehicle anyway.