Changing Oil
Its been 1 year since our last oil change but we have only put on 2000 miles. This is on a cummins engine. It's not about the cost it's about taking it and leaving it for a couple of days. Would you g...
Forum Discussion
rhagfo wrote:
Well get a sample kit from Blackstone Labs and go for a drive, then pull a sample and send it in and see what they recommend!
This is the correct answer.
$28.00 due when you send back sample in container they provide you.
http://www.blackstone-labs.com/free-test-kits.php
Very comprehensive report including per cent of life left in the oil.
THEN YOU KNOW and are not guessing
