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Here’s another UOA of my 3.0 Duramax. I like this lab but every single sample I’ve sent them has transcription errors. 7 qt sump and unit time should be 28,584 miles. Doesn’t really get short tripped so not exactly sure why I get the fuel dilution but it doesn’t appear to be hurting anything. I...

Attached is my first UOA for my 3.0 Duramax. I usually change the oil closer to 4.5-5k. Changed this earlier as most of these miles are from short trips during a brutally cold winter. Report shows it was unnecessary. ESP x2 can now easily be found at my Walmart and Walmart online at typical...

Here’s my second UOA on the vehicle. Oil Analyzer’s thinks this is M1 0W-16 again but it’s Valvoline Restore and Protect 5W-30. Stepped up viscosity due to severe fuel dilution from the cold, short trips and the nature of the hybrid. Sticking to this interval for the winter months, planning on a...

Hello all, Looking for advice. Here is the only UOA I’ve done on my wife’s 2020 rav 4. We purchased it with around 30k miles on it. I started to notice an alarming rise in the oil level (smelled fuel-like), decided to dump and get a sample. I estimated an additional 1/4 - 1/2 qt of fuel. I...