inputs.text: lots gotchas careful - first newer car transponder key like youre going problems viper cant fully integrate existing key alarm system case unlock car toyota key either intentionally accident ive previously locked viper enter car viper goes nuts mean nuts idiotic crap everyone hates car alarm systems happens loud alarm noise crap absolutely nothing prevent theft manage irritate everyone around like neighbors etc bad viper inc cant figure useless send text email fine blaring horn junk make mistake believe installer tells viper compatible existing alarm system exactly told specifically asked question youre screwed wary mistakenly using oem factory key full integration existing alarm system enhancement rather replacement would nice viper cant apparently secondly remote modules badly designed carrying one purse three times accidently started car fixed finally no inperson support option vipers web site want talk person forget talk installer installed unit knowledeable many not