I want to know why the car shakes as soon as it starts running. What's broken?

My Volvo S40's battery seems fine. Why does the electrical system show a fault, and it starts smoking as soon as I start it? We've checked but can't find what's wrong.

I want to know why the car shakes as soon as it starts running. What's broken?

What causes the Yaris to shake when starting?

If the Haima S5 manual transmission shakes when starting without giving gas and runs at idle speed, what could be the reason?

I recently got a 2013 model 2014 Scirocco GTS. Why does the car start shaking and not move when I floor the gas pedal to start?

I want to know what are the highlights of this car's battery safety?

Hey friends, when the car is running, it shakes. I did a front wheel balancing, but it still feels a bit shaky. What could be the reason?

Does anyone know why the hazard lights keep flashing as soon as the car starts? How can I fix it? Please let me know.

What could cause a car to shake when starting cold?

Hey guys, I noticed something today with my Sharan. The compressor starts running as soon as I turn it on, but the fan doesn't spin! The fan only starts when I turn on the AC. Is yours the same way?