2008 GMC Acadia Q&A
2008 GMC Acadia Question: What can i do when my car slips in 3rd and 5th Gear.Plus noise from front.
take it to a tranny shop to see if they can diagnose it - goodguy
aamco will give you a free diag but after that ck prices - globalhelper
Did you ever find out what the issue was? Mine is doing the same thing. - BrinnyBonez