Spark plug replacement Cadillac CTS 3.6L 2007 ignition coil install remove replace how to change\rbr\rbr\rbr\rbr\rbrThis Channel provides videos for informational purposes only and cannot be held liable for injury, damage, problems that arise when trying to duplicate steps shown in videos because it is impossible to account for all possible circumstances and situations. Please do cont a qualified auto technician in your area before attempting any work you feel you are not qualified to do.\rbrOuttro music snippet, by: joshwoodward.com Good To Go - Josh Woodward\rbrcreative commons license.