*** PLEASE NOTE ***  THIS REMOTE WILL ONLY WORK IF YOUR CURRENT REMOTE USES PART # KR55WK49031 IF YOUR CURRENT REMOTE USES A DIFFERENT PART # THEN THIS REMOTE WILL NOT WORK  OEM Mercedes Benz Keyless Remote Fob + UNCUT Key OEM Mercedes Benz KR55WK49031   For FCC ID: KR55WK49031 Automotive locksmith for programming  New key insert included New battery installed ***All remotes are tested before shipping to ensure that all buttons work properly***