Seamus's latest activity
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Seamus reacted to tuffguy23's post in the thread My 2015 Yukon Denali has over 400,000 miles. It's 10 years old today! with
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Thanks Guys: Yes 0W-20 and filter every 5k miles. I've only ever used regular gas. 8L90 trans had a torque converter replaced about 8... -
Seamus replied to the thread Oil smells like gas.Bad fuel injector. Needs to be diagnosed. Washing down the cylinder walls and into the oil. I would not be driving till diagnosed and...
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Seamus replied to the thread Thoughts on purchasing a higher-mileage Duramax?.We have a diesel Guru tech at our GMC. Great guy, has said most all you mentioned. The oil consumption is a baffle in the valve cover...
