car will shake when stopping

hello.

If the car and the brake pedal vibrates when braking that means front rotor defected has excessive lateral run out, front rotor and pads must be replaced.

check our guide below how to replace pads and rotors.

https://www.2carpros.com/articles/how-to-replace-front-brake-pads-and-rotors-fwd

Check the diagrams below how to replace brake pads and discs.

hope these helps .

thank you.