A GPS tracker for car insurance in the USA can provide vehicle security and may complement certain telematics or anti-theft programs. However, installing a GPS tracker does not automatically qualify a driver for an insurance discount. Insurers have different requirements for usage-based insurance and security-related discounts. Drivers should ask their insurance provider whether a specific device or program qualifies. Compare privacy terms, driving-data requirements, discount conditions, and policy costs before enrolling in a tracking-based insurance program.