HomeAll RepliesReply To: Repeated Engines Failing Reply To: Repeated Engines Failing Sponsored October 18, 2021 at 7:04 am #675964 Z15Participant Well I personally don’t think its an engine problem. One bad engine maybe but 4? I’d look somewhere else for the problem. Change dealers and brands of oil. This reply was modified 3 years, 3 months ago by Z15. Sponsored Subscribe to GM Authority For around-the-clock GM news coverage We'll send you one email per day with the latest GM news. It's totally free. First Name Last Name Email Address Subscribe via Email Leave this field empty if you're human: Sponsored