I will start by saying I normally run 5w-30 in my Sierra which calls for 0w-20. Not looking to start yet another thick vs thin argument. But had to share this.
I came across this group on FB:https://www.facebook.com/groups/938184509942736/?ref=share&mibextid=S66gvF
One post was about an almost million mile Accord, run it’s whole life on 5w-20, and mostly Mobil 1 at 15k intervals: https://www.driveaccord.net/threads...TYp5sI7jMPwQ5jVPG868CMlYoV8PG_yXywWa9LbfBDTYA
I came across this group on FB:https://www.facebook.com/groups/938184509942736/?ref=share&mibextid=S66gvF
One post was about an almost million mile Accord, run it’s whole life on 5w-20, and mostly Mobil 1 at 15k intervals: https://www.driveaccord.net/threads...TYp5sI7jMPwQ5jVPG868CMlYoV8PG_yXywWa9LbfBDTYA