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1980 Cadillac DeVille Oil Capacity, Types, & Filters

Your essential guide to 1980 Cadillac DeVille oil change is here! No more searching – find all the critical oil specs for your 1980 Cadillac DeVille, including oil capacity, recommended oil viscosity (type), and the correct oil filter.

We cover all engine options, categorized by their specific engine codes, ensuring you get the right information for your specific configuration. Keep reading to discover everything you need for your next 1980 Cadillac DeVille oil change!

Scroll Table ➜

Engine & CodeOil CapacityOil Viscosity/TypeOil Filter
4.1L 6-cylinder [4] 45 quarts (with filter)SAE 10W-30, SAE 20W-20, SAE 10W-40, SAE 20W-40, SAE 20W-50 (Above -7°C)
SAE 15W-40 (Above -12°C)
30 (Above 4°C)
SAE 5W-20 (Below -7°C)
SAE 5W-30 (Below -7°C)
N/A
5.7L 8-cylinder [N] N Diesel7 quarts (with filter)SAE 10W-30 (Below 16°C)
SAE 15W-40 (-18 To 16°C)
30 (Above 0°C)
N/A
6.0L 8-cylinder [6] 65 quarts (with filter)SAE 10W-30, SAE 20W-20, SAE 10W-40, SAE 20W-40, SAE 20W-50 (Above -7°C)
SAE 15W-40 (Above -12°C)
30 (Above 4°C)
SAE 5W-20 (Below -7°C)
SAE 5W-30 (Below -7°C)
N/A

Select Your 1980 Cadillac DeVille Engine Option

4.1L 6-cylinder Engine Code [4] 4

Engine:

4.1L 6-cylinder [4] 4 [aka 4.1L 6-cylinder]

Body & Trims:

All

Oil Capacity:

5 quarts (with filter)

Oil Viscosity/Type:

SAE 10W-30, SAE 20W-20, SAE 10W-40, SAE 20W-40, SAE 20W-50 (Above -7°C)
SAE 15W-40 (Above -12°C)
30 (Above 4°C)
SAE 5W-20 (Below -7°C)
SAE 5W-30 (Below -7°C)

OEM Oil Filter:

N/A

Oil Filter Replaces:

N/A

1980 Cadillac DeVille 4.1L 6-cylinder [4] 4 oil change details

Oil Grade:

API*

Oil Capacity:

5 quarts. (with filter). This is the capacity with the oil filter installed. Always check the oil level after refilling.

Oil Viscosity/Type:

SAE 10W-30, SAE 20W-20, SAE 10W-40, SAE 20W-40, SAE 20W-50 (Above -7°C) - SAE 10W-30 is preferred.
SAE 15W-40 (Above -12°C)
30 (Above 4°C) - Use this viscosity only if the other recommended options are unavailable.
SAE 5W-20 (Below -7°C) - SAE 5W-20 is not recommended for driving at sustained high speeds.
SAE 5W-30 (Below -7°C)

Name of Oil Filter:

N/A

Wix Oil Filter:

51040-EA

Wix Air Filter:

N/A

Coolant Capacity:

18 quarts

Oil Drain Plug Torque:

30 ft/lbs (Oil Drain Plug)

Notes:

N/A

5.7L 8-cylinder Engine Code [N] N Diesel

Engine:

5.7L 8-cylinder [N] N Diesel [aka 5.7L 8-cylinder (Diesel)]

Body & Trims:

All

Oil Capacity:

7 quarts (with filter)

Oil Viscosity/Type:

SAE 10W-30 (Below 16°C)
SAE 15W-40 (-18 To 16°C)
30 (Above 0°C)

OEM Oil Filter:

N/A

Oil Filter Replaces:

N/A

1980 Cadillac DeVille 5.7L 8-cylinder [N] N Diesel oil change details

Oil Grade:

CF

Oil Capacity:

7 quarts. (with filter). This is the capacity with the oil filter installed. Always check the oil level after refilling.

Oil Viscosity/Type:

SAE 10W-30 (Below 16°C)
SAE 15W-40 (-18 To 16°C)
30 (Above 0°C) - This is the preferred choice for continuous, long-distance driving.

Name of Oil Filter:

N/A

Wix Oil Filter:

51045-EA

Wix Air Filter:

N/A

Coolant Capacity:

23.8 quarts

Oil Drain Plug Torque:

30 ft/lbs (Oil Drain Plug)

Notes:

N/A

6.0L 8-cylinder Engine Code [6] 6

Engine:

6.0L 8-cylinder [6] 6 [aka 6.0L 8-cylinder]

Body & Trims:

All

Oil Capacity:

5 quarts (with filter)

Oil Viscosity/Type:

SAE 10W-30, SAE 20W-20, SAE 10W-40, SAE 20W-40, SAE 20W-50 (Above -7°C)
SAE 15W-40 (Above -12°C)
30 (Above 4°C)
SAE 5W-20 (Below -7°C)
SAE 5W-30 (Below -7°C)

OEM Oil Filter:

N/A

Oil Filter Replaces:

N/A

1980 Cadillac DeVille 6.0L 8-cylinder [6] 6 oil change details

Oil Grade:

API*

Oil Capacity:

5 quarts. (with filter). This is the capacity with the oil filter installed. Always check the oil level after refilling.

Oil Viscosity/Type:

SAE 10W-30, SAE 20W-20, SAE 10W-40, SAE 20W-40, SAE 20W-50 (Above -7°C) - SAE 10W-30 is preferred.
SAE 15W-40 (Above -12°C)
30 (Above 4°C) - Use this viscosity only if the other recommended options are unavailable.
SAE 5W-20 (Below -7°C) - SAE 5W-20 is not recommended for driving at sustained high speeds.
SAE 5W-30 (Below -7°C)

Name of Oil Filter:

N/A

Wix Oil Filter:

51045-EA

Wix Air Filter:

42098-EA

Coolant Capacity:

21.1 quarts

Oil Drain Plug Torque:

25 ft/lbs (Oil Drain Plug)

Notes:

N/A

Cadillac DeVille – Engine Oil details by Year