Google maps doesn't do this, it's done by lower levels of software, specifically Google Location Service which is built into Google Play Services. You can tinke

Google maps doesn't do this, it's done by lower levels of software, specifically Google Location Service which is built into Google Play Services. You can tinker with maps settings all you want, but the data is coming from the rootkit they bundle on nearly all devices. Many android apps use GLS APIs and won't work without it.