3.6L GM Misfire Nightmare - Why No Check Engine Light!?!?

The parts cannon was fired at this 2014 Chevy Impala 3.6L in an attempt to fix a misfire issue on this car by not just 1, not 2, but 3 previous shops. It's time to put it through our diagnostic process here at GoTech and get to the root cause of the problem. Learn Relative Compression -    • What's The Most Efficient First Test For A...   GM 3.6L Timing Problem Overview - https://gotech.com/learn/what-is/gm-3... GM 3.6L Timing Chain Diagnosis - https://gotech.com/learn/how-to/gm-3.... How to Test a GM 3.6L Timing Chain - https://gotech.com/learn/how-to/test-... How to Replace a GM 3.6L Timing Chain - https://gotech.com/learn/how-to/repla... 0:00 Introduction 0:21 The Complaint 1:57 Scan Tool Data 3:27 Relative Compression Test 4:24 Engine Vacuum Test 6:28 Cam/Crank Correlation Test 11:20 Conclusion