In this video will be diagnosing a cylinder misfire on a Cadillac DeVille 4.6 L Northstar motor. I will show you how to identify which cylinder is misfiring if you have a random cylinder misfire P0300 and once you find out what cylinder is misfiring I will also show you how to find out what’s causing the misfire.
Will be swapping spark plugs will be swapping ignition coils and watching the misfire graph on the scan tool to see if the misfire Falls the ignition coil or spark plugs. Also, show you how to pull fuel injectors with the GM Factory scan tool.
Hope this video was helpful if it was be sure to hit the Thumbs Up Button And subscribe to my channel thanks for watching
#P0300 #CadillacDeville #P0308
The one tool every mechanic should have: http://amzn.to/2FN2r70
Subscribe here: https://goo.gl/j1pCfn
