Quick Summary
Looking for the correct oil type for your 1994 Buick SKYLARK? According to factory specs, the 2.3L 4 -cyl Engine Code [3] 3 requires 10W-30 viscosity oil. Using the right oil capacity of 4.5 QUARTS ensures engine longevity and fuel efficiency.
๐ข๏ธ 2.3L 4 -cyl Engine Code [3] 3 Most Common
Verified Data
Capacity
4.5 QUART
Viscosity
10W-30
๐ข๏ธ 3.1L 6 -cyl Engine Code [M] M
Verified Data
Capacity
4.5 QUART
Viscosity
10W-30
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Recommended Maintenance Products
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Oil Filter
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Drain Plug Gasket
Replace every oil change - don't reuse!
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Mechanic Gloves
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Common Trouble Codes for 1994 Buick SKYLARK
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