2010-2013 Mazda 3 Engine and Performance
Hello all,
After changing my spark plugs (NGK Iridium Lasers) I’ve developed a strange idle “hiccup” that has proved difficult to find and fix. It’s a 2011 2.0 automatic, completely stock, and has ~93k miles. When I’m at a stop (in drive or neutral, more noticeable in drive) every 30 seconds or...