Sorry, small t/j...
Wasn't sure if you seen this poll, but it's good info.
and I think most consider it as oil "consumed" rather than burned....that's why no smoke. It's not a scientific poll by any means, but leads you to believe it's not just the 99s.
http://vehicross.info/forums/poll.ph...lts&pollid=170
Here's an Isuzu document on the issue:
http://vehicross.info/forums/showpos...&postcount=104
http://vehicross.info/forums/showpos...8&postcount=58
A member "iamironman" researched the issue in great detail and posted this:
http://vehicross.info/forums/showpos...84&postcount=9
t/j over...