"Car Song" was written by Elastica's lead singer, Justine Frischmann.

[4] "Car Song" received generally positive reviews from music critics.

According to Stephen Thomas Erlewine, the song "makes sex in a car actually sound sexy".

[1] Entertainment Weekly's Chuck Eddy wrote that "Justine Frischmann's awkward sex-in-a-Ford-Fiesta forwardness ("Car Song") can charm your pants off.

The song's music video, directed by Spike Jonze, has been described as a "futuristic thriller combining elements of Blade Runner and Japanese monster films".