Problems, Recalls, TSBs, FAQs & Links
I recently became aware of the timing chain issue on gm’s 3.6 v6. My dad has 2015 acadia that he has changed the oil in every 3,000 miles because of the dealer. I am about to change his oil and put in amsoil signature. i was going to have him go 7,500 to 10,000 miles before a change. But know...