|
Definitely strange but not surprising as GM changes/updates part numbers/products all the time! I’m still using 5W30 in my 2017 and not planning to switch over to the new oil as long as I can buy 5W30.
__________________
ZL1 Coupe, PDR, Exposed carbon fiber hood insert, My Link with Nav, M6 6 speed and Silver Ice Metallic. Mods done: ceramic window tint, GM Accessories Camaro floor mats and Roto-Fab CAI.
|