My car is a 2.0 naturally aspirated engine. When I gradually accelerate past 80 km/h, the car shakes a few times, and then it stops shaking. However, if I press the accelerator hard, this doesn't happen. I wonder what's causing this.

I wonder how the sales of this car are? It's so hard to choose between the X5 and this one.

When I don't press the accelerator, the speed gradually drops to 0. What's going on?

Should I use 92 or 95 octane gasoline for the Volkswagen Touran 2.0 naturally aspirated engine?

What brand of power steering fluid should I use for my Peugeot 3008 2.0L naturally aspirated engine?

Is it reliable to convert a naturally aspirated engine to a supercharged one? Is it even legal? I got all excited watching those videos. My little car turning into a 1.5T.

Where can I activate the active braking on the Cetus 1.5L naturally aspirated, luxury version?

I just bought a Subaru Forester 2.5 naturally aspirated. Is a fuel consumption of 13 with the air conditioning on normal? I would like to ask for advice from experienced users.

Why do I hear a sharp "squeak" sound when releasing the handbrake? This has only started happening in the past year.

Sometimes when I wait for the RPM to drop after starting the car, the engine noise is really loud. The sound gets louder or softer depending on how hard I press the accelerator, and the throttle doesn't feel as powerful as it usually does, requiring me to press it deeper. However, most of the time, this doesn't happen. After the RPM drops, the noise is normal.

My car is a 2.0 naturally aspirated engine. When I gradually accelerate past 80 km/h, the car shakes a few times, and then it stops shaking. However, if I press the accelerator hard, this doesn't happen. I wonder what's causing this.