Have you ever passed through the BGBs troubleshooting guide in your indications? Back again firing isn't always that you are functioning abundant. It may be any number of points like operating lean. The fact that the ISCV would not seem to be Doing the job can be an ECU trouble, https://4age20vblacktopforsale83692.liberty-blog.com/34781813/the-best-side-of-4age-20v-blacktop