You can also use muffled noise. A word you could add before the accident would probably be deafening. A deafening shock could describe the intensity of the sound. The engine is one of the most important parts of your vehicle.
If you had an accident on the front end, your engine could be damaged. How do you write the scene of a car accident in a screenplay? You write the scene of a car accident by describing it visually, including only the essential details. This is an example from the movie The Italian Job during a car chase scene. When describing anything in a screenplay, not only does a car never collide, it explains how something happened with what exactly happened.
Having a car accident is stressful, and any repairs that need to be done can only increase stress.