Unique Bargains Car Key Fob Shell Case Black M3N-40821302 for Jeep Grand Cherokee

It does not replace the core electronics. Any existing defects of the electronic core will not be fixed by the shell replacement. Key Case And Key Only. No Electronic Internals. Before replacing our key shell, please make sure the battery and chip must be intact and have been successfully programmed. Otherwise, even if the key shell is replaced, the damaged chip also does not work. Please pay special attention to the protection of the PCB circuit board and anti-static breakdown chip during the disassembly and installation process, which can avoid damaging the chip and not working.