HOW BAD IS MY OIL WITH 300,000 MILES OIL 2004 GMC ENVOY

Hey Folks! Welcome back to the channel and welcome back to my 2004 GMC Envoy. In this video, I collect a sample of engine oil after 300 000 miles and send it to Blackstone Laboratories for an engine oil analysis. What do you think is in my oil after 300 000 miles? I generally run Valvoline Full Synthetic oil in my 2004 GMC Envoy. #GMCEnvoy #OilAnalysis #KevinNadeau HOW TO CHANGE OIL in Envoy/Trailblazer (2002-2009)    • HOW TO CHANGE OIL in Envoy/Trailblazer (20...   Oil I Use https://amzn.to/3nQYp2j Oil Filter I Use https://amzn.to/3nEjPPU What does a 300,000 mile oil change look like? ChrisFix ** I am an Amazon affiliate. I make a small commission from sales through my Amazon links that goes to support this channel. **