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1980 Buick Skylark Oil Capacity, Types, & Filters

Your essential guide to 1980 Buick Skylark oil change is here! No more searching – find all the critical oil specs for your 1980 Buick Skylark, 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 Buick Skylark oil change!

Scroll Table ➜

Engine & CodeOil CapacityOil Viscosity/TypeOil Filter
2.5L 4-cylinder [5] 53.5 quarts (with filter)10W (-18 To 16°C)
SAE 10W-30, SAE 20W-20, 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
2.8L 6-cylinder [7] 74.5 quarts (with filter)10W (-18 To 16°C)
SAE 10W-30, SAE 20W-20, 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 Buick Skylark Engine Option

2.5L 4-cylinder Engine Code [5] 5

Engine:

2.5L 4-cylinder [5] 5 [aka 2.5L 4-cylinder]

Body & Trims:

All

Oil Capacity:

3.5 quarts (with filter)

Oil Viscosity/Type:

10W (-18 To 16°C)
SAE 10W-30, SAE 20W-20, 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 Buick Skylark 2.5L 4-cylinder [5] 5 oil change details

Oil Grade:

API*

Oil Capacity:

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

Oil Viscosity/Type:

10W (-18 To 16°C)
SAE 10W-30, SAE 20W-20, SAE 20W-40, SAE 20W-50 (Above -7°C) - SAE 10W-30 is preferred.
SAE 15W-40 (Above -12°C)
30 (Above 4°C)
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:

9.5 quarts - For models with Air Conditioning (AC).
8.5 quarts - For models WithOut Air Conditioning (AC).

Oil Drain Plug Torque:

25 ft/lbs (Oil Drain Plug)

Notes:

N/A

2.8L 6-cylinder Engine Code [7] 7

Engine:

2.8L 6-cylinder [7] 7 [aka 2.8L 6-cylinder]

Body & Trims:

All

Oil Capacity:

4.5 quarts (with filter)

Oil Viscosity/Type:

10W (-18 To 16°C)
SAE 10W-30, SAE 20W-20, 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 Buick Skylark 2.8L 6-cylinder [7] 7 oil change details

Oil Grade:

API*

Oil Capacity:

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

Oil Viscosity/Type:

10W (-18 To 16°C)
SAE 10W-30, SAE 20W-20, SAE 20W-40, SAE 20W-50 (Above -7°C) - SAE 10W-30 is preferred.
SAE 15W-40 (Above -12°C)
30 (Above 4°C)
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:

51036-EA

Wix Air Filter:

N/A

Coolant Capacity:

10.6 quarts - For models with Air Conditioning (AC).
10 quarts - For models WithOut Air Conditioning (AC).

Oil Drain Plug Torque:

15-20 ft/lbs (Oil Drain Plug)

Notes:

N/A

Buick Skylark – Engine Oil details by Year