FiTech EFI Tuning Forum MenuForum NavigationForumMembersActivityLoginRegisterForum breadcrumbs - You are here:ForumPost History: Mr MontePlease Login or Register to create posts and topics.Post History: Mr MonteMr MonteUserProfilePost HistoryYes the a/c wire does get 12v from the compressor to turn on the fans and raise the idle.In: ulitamate ls 7002 what does a/c integration wire do on ultimate ls system6 years ago