Filled my fuel tank with mid-grade instead of Premium.
Result: My 402 CEL that has been on for about 6 months went out this morning.
Guess I will be running Mid-Grade till it gets really warm out.
I am a troll..........
2004 C5 Corvette Coupe, Mag Red/Light Oak, Auto
Polished Wheels, Titanium Exhaust
2002 Chevy Malibu V6, remote start