Most of the wiring is copper, not much else.
Copper is a good conductor of electricity and is cheap. Wires for wiper motors, lights and power seat motors etc. are all made of copper.
The radiator is made of copper because copper transfers heat very well.
In a smelter. Heat drives off the parts of the ore that are not copper.
Copper wire
most car radiators are copper or aluminum and plastic.
In the past (quite a long time ago!) most car manufacturers actually made all the parts that went into the car, so they bought metal, plastic, wood, etc, and then made parts out of these materials, then made a car with the parts they had made. These days most car companies buy parts made by other companies, and then "assemble" the parts into a car. So they no longer "manufacture" a car, they "assemble" it.
Copper surrounded by a plastic insulator.
Nearly All American car parts are made in China, especially Ford.
the muffler
ontario
the mufler