Nick1994
$100 site donor 2024
In the Title you say it sludges, but in the post you just say it turns black.
Just because oil is black doesn't mean it's sludge.
Is it gooey and clumpy? When did you last change the thermostat?
Just because oil is black doesn't mean it's sludge.
Is it gooey and clumpy? When did you last change the thermostat?