Automotive insights provider S&P Global Mobility on Monday zeroed in on General Motors Co (NYSE:GM) as the auto manufacturer that most customers are loyal to in the U.S. EV giant Tesla Inc (NASDAQ:TSLA) however bagged the award for overall loyalty to make, thanks to the popularity of its Model 3 and Y vehicles among current owners. What Happened: Automotive loyalty refers to when a household that owns a particular vehicle returns to the market to buy the same make, model, or another vehicle from the same maker. S&P Global Mobility’s awards are based on an analysis of 12.6 million new retail ve…