my car lost the speed,when i trying to aceleratin the car stay in same speed. on 2007 Jeep Patriot

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
I ready changed the ,fuel filter,oil,air filter but still the problem.what I have to do ?
(1) Answer
review when last tuned and have a diagnostic run to see if any issues with air intake, fuel delivery, or exhaust.
possible fuel system needs a clean. use ethanol treatment with 1 tank premium fuel.