[vayr]

This video does a good job summarizing. https://www.youtube.com/watch?v=CkkiK4nplW0

JD Powers get maligned a lot, but they're an industry tool used by manufacturers to measure themselves against others. The survey has incentives to be accurate.

The Initial Quality Survey is basically a measure of how happy a customer is with their new car. I think a luxury brand like Tesla does especially badly because customers are already aware of (and sensitive to) potential issues with paint, body panel alignment & scuffing whereas mainstream brands' customers may not be scrutinizing their cars as much