Adam D said:I change it roughly half way through the countdown to the next service but only because I have an oil extraction pump and its easy (think thats probably ~6k miles)![]()
cj10jeeper said:A special device that lifts the clean oil out of the dipstick and leaves the dirt and sludge in the bottom to contaminate the new oil![]()
Seriously though as above I change mid way between countdowns. So cheap do do oil and filter it's worth doing on a 'keeper'