BMW Replacement Car Keys Losing your BMW car keys can be stressful but it doesn't need to be expensive. Find a locksmith who can offer top-quality service at a reasonable cost. Proof of ownership: This is typically a document that includes your name address, address, and registration number. Key code: https://car-key-reprogramming92659.boyblogguide.com/29528704/what-is-bmw-key-programmer-s-history-history-of-bmw-key-programmer