I had the pleasure of doing one oil change in our old '04 and will have to wait a few more years before doing one for the '08 - in Canada, Cadillac includes maintenance (filters, oil changes, etc.) for 4 yrs / 80k kms. Of course, we pay quite a bit more up front.
Quote:
Originally Posted by ericzoom  I used M1 0w30 advance fuel economy, which meet GM 4718 specs. As long as it meets those requirements from GM, and save all the receipts, there shouldn't any problem. |
And here's the list of oils that meet that standard:
http://www.gm.com/corporate/responsi...ngine_oils.pdf