Quick Summary
Looking for the correct oil type for your 1990 Cadillac ELDORADO? According to factory specs, the 4.5L 8 -cyl Engine Code [3] 5 requires 10W-30 viscosity oil. Using the right oil capacity of 5.5 QUARTS ensures engine longevity and fuel efficiency.
๐ข๏ธ 4.5L 8 -cyl Engine Code [3] 5
Verified Data
Capacity
5.5 QUART
Viscosity
10W-30
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Recommended Maintenance Products
Everything you need for a complete oil change
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Motor Oil
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Oil Filter
OEM or premium aftermarket options
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Drain Plug Gasket
Replace every oil change - don't reuse!
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Oil Drain Pan
Catch and store used oil safely
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Funnel Set
No-spill oil pouring
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Mechanic Gloves
Keep your hands clean
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Common Trouble Codes for 1990 Cadillac ELDORADO
Get vehicle-specific repair guides for these codes