Quote Originally Posted by Slacker View Post
Great thanks, I get the issue of not using 507 in T5 pre 2006 2.5l engines. I am still not clear why 505.01 as recommended in the manual for regular service intervals is now also not recommended???
Can any clarify?
The information in the 2005 owners manual is wrong.

Every owners manual is subject to changes and one should always check the latest manufacturer recommendations. Which is also mentioned there by manufacturer.