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by BuffaloBagel 1387 days ago
Tires do spontaneously lose tire pressure. 1-3 psi/month.

There was no margin on tire pressure. TPMS would absolutely have saved lives. General public runs consistently low tire pressure. Source: I am a member of general public and consistently forget to top up. Also, paid my way through college in the 1980s in a gas station back when full service was a thing.