FiTech EFI Tuning Forum MenuForum NavigationForumMembersActivityLoginRegisterForum breadcrumbs - You are here:ForumPost History: BlackWolfPlease Login or Register to create posts and topics.Post History: BlackWolfBlackWolfUserProfilePost HistoryI have a 2006 ls2 6.0 from a trailblazer ss all stock except injection. it run very rich at idle. we …In: LS system on 6.0 ls2 running very rich at idle, no power.6 years ago
