Originally Posted by
RoyC
Dropping the pan clearly is the old way of doing it, but it is not the correct way. A heated flush machine gets all of the old fluid out. This has been the standard for a number of years and for 230,000 miles this is the way my Excursion was serviced every 30K with absolutely with no issues.
Standard by Jippy Lubes. Not changing the filters can have it's draw backs. Your just pushing anything the screen collected all through the system. It's easier to flush that's why places do them.