Quick Summary
Looking for the correct oil type for your 2003 Buick CENTURY? According to factory specs, the 3.1L 6 -cyl Engine Code [J] LG8 J requires 10W-30 viscosity oil. Using the right oil capacity of 4.5 QUARTS ensures engine longevity and fuel efficiency.
๐ข๏ธ 3.1L 6 -cyl Engine Code [J] LG8 J
Verified Data
Capacity
4.5 QUART
Viscosity
10W-30
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