I would venture to guess they are problem cars. It is more expensive in many cases to diag a new car than just to roll another off the line and reuse the known

I would venture to guess they are problem cars. It is more expensive in many cases to diag a new car than just to roll another off the line and reuse the known good parts when convenient. This is not ususual for any carmaker. While I harbor major moral issues with Tsla for their buisness practices, this seems like nit picking by shorts.