Quote:
Originally Posted by fusion210
This is something I had no idea of. What happens?
Do the cylinders that aren't firing cool down while being supplied oil, let more oil by and then burn it when they're reactivated?
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Pretty much, from what I understand of it. Here's a link that specifically addresses the oil consumption of the 5.3L in the Tahoe:
https://www.gmpartsonline.net/blog/e...tion-solutions
My dad works at a Honda dealership, and he's also said that the Accords and Odysseys with the V6 and cylinder deactivation have oil burning problems as they age. This link discusses some of Honda's oil consumption issues with their V6 engines with cylinder deactivation:
Excessive Oil Consumption - Honda Problems