OEMPlus Raptor
OEM preferred....
I had a tune on mine, sold the the tuner and left it stock. My mpg were about 14 mixed as well. Since running the stock tune and now being my daily my mpg's are showing 16.1-16.5 vs. 14.5-15.1. Very slight difference and I drive like a grandma going to church Sunday morning.
You could disconnect your battery and it should reset your range. Truck should learn your driving habits and recalculate.
You could disconnect your battery and it should reset your range. Truck should learn your driving habits and recalculate.