Oil Change
How often should you do an oil change on a diesel engine?
Forum Discussion
lanerd wrote:
Cummins requires a milage and/or time limit, but, like Bill, we don't put many miles on our ISL during the year and the coach pretty much sets all year......so we too change oil and filters once a year which is Cummins' time limit.
Ron
me too.
or prior to any long trip.
