FiTech EFI Tuning Forum MenuForum NavigationForumMembersActivityLoginRegisterForum breadcrumbs - You are here:ForumIgnition: Ignition requirementsbad heiPlease Login or Register to create posts and topics.bad heiwalkerlol@walkerlol1 PostMembers#1 · November 16, 2017, 3:48 pmQuote from walkerlol on November 16, 2017, 3:48 pmso having horrible issues blamming fi. went down a new rabbit hole found that this style of factory gm causes issues. It is an Ecm controlled ingnition that has been discinnected. so having horrible issues blamming fi. went down a new rabbit hole found that this style of factory gm causes issues. It is an Ecm controlled ingnition that has been discinnected. Uploaded files:You need to login to have access to uploads.Deleted user#2 · November 16, 2017, 4:23 pmQuote from Deleted user on November 16, 2017, 4:23 pmWe're you trying to use timing control on the Fitech? We're you trying to use timing control on the Fitech? Post Reply: bad hei Cancel