jrefior, 
"Tesla reportedly asked NHTSA to redact information about whether driver-assistance software was in use during crashes... Once any company claims confidentiality, NHTSA is legally obligated to treat it as confidential unless/until NHTSA goes through a legal process to deny the claim."
https://www.autoblog.com/2023/08/22/tesla-reportedly-asked-highway-safety-officials-to-redact-information-about-whether-driver-assistance-software-was-in-use-during-crashes/Alternative headline: "Free Speech Warrior Puts Gag on Public Safety Agency"