Start from your situation
The clocks run from original delivery, and the repair history belongs to the car. A second owner with the first owner's paperwork is in a far stronger position than one without.
Most lemon laws define "consumer" to include a person the vehicle is transferred to during the express warranty — a spouse, a family member, a buyer of a nearly-new car. Your rights ride on two things: the transfer happened inside the warranty, and the first owner's repair records came with the car.
California used buyers: the Rodriguez question — was a new-car warranty issued with YOUR sale? — decides your remedy before any counting starts. California used cars.
The tracker, your state's notice letter, the buyback worksheet, and your deadline calendar.