mpg problems
I have replaced all plugs wires and d cap.. i have ran seafoam 3 times.. also cleaned my throttle body.. and replaced my air filter.. im still only getting 9 mpg.. i cannot for the life of me figure out what is rong with this truck... im only getting 175 miles on a tank of gas.. i no 3 people that have durangos that get 16 mpgs.. can any tell me what to look at because im going crazy lol