2008 08 Lexus GX 470 Remote & Key Combo - 3 Button Programming instructions not included. This device requires programming by your local dealer or locksmith. The actual procedure takes a few seconds to complete and many dealerships will do it for free as a courtesy. If your dealer does charge a fee, local locksmiths usually charge much less to remain competitive. Key Cutting/Programming: Programming instructions are not included. This device requires cutting and programming by a dealership or locksmith. The procedure takes only a few seconds to complete and many dealerships will do it for free as a courtesy. If your dealer does charge a fee, local locksmiths usually charge much less to remain competitive.