When I crank the car up and let it idle, it eventually starts to speed up like the car is getting hot. I have radiator fans rigged so they come on automatic when I crank it up. I just changed the electric fan switch a few days ago. What could be the problem?

How to diag imobilizer / replaced engine now security flashes with a no start

How to install new air filter

I put the engine thing on it says it's the solenoid letter d that's why my acceleration slows down and my car fans radiator the radiator fans are not turning on when they're supposed to only when I turn on the AC

Since I had the car. I changed the spark plugs, wires and fuel pump. The car just act like it doesn’t want to drive when it get low on gas. I also tried fuel treatments.