1984 GMC C2500 PICKUP Oil Capacity, Types, & Filters
Your essential guide to 1984 GMC C2500 PICKUP oil change is here! No more searching – find all the critical oil specs for your 1984 GMC C2500 PICKUP, 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 1984 GMC C2500 PICKUP oil change!
Scroll Table ➜
| Engine & Code | Oil Capacity | Oil Viscosity/Type | Oil Filter |
|---|---|---|---|
| 4.8L 6-cylinder [M] M | 6 quarts (with filter) | SAE 10W-30 (Above -18°C) SAE 15W-40 (Above -12°C) SAE 20W-20 (Above -7°C) | GM 19431429 GM 25010908 GM 12731179 |
| 5.7L 8-cylinder [T] T | 5 quarts (with filter) | SAE 10W-30 (Above -18°C) SAE 15W-40 (Above -12°C) SAE 20W-20 (Above -7°C) | GM 19431429 |
| 6.2L 8-cylinder [J] J Diesel | 7 quarts (with filter) | SAE 10W-30 (Below 16°C) SAE 15W-40 (Above -18°C) 30 (Above 0°C) | GM 19431429 |
| 7.4L 8-cylinder [W] W | 7 quarts (with filter) | SAE 10W-30 (Above -18°C) SAE 15W-40 (Above -12°C) SAE 20W-20 (Above -7°C) | GM 19431429 |
Select Your 1984 GMC C2500 PICKUP Engine Option
4.8L 6-cylinder Engine Code [M] M
Engine:
4.8L 6-cylinder [M] M [aka 4.8L L6 (Gas)]
Body & Trims:
Base
Oil Capacity:
6 quarts (with filter)
Oil Viscosity/Type:
SAE 10W-30 (Above -18°C)
SAE 15W-40 (Above -12°C)
SAE 20W-20 (Above -7°C)
OEM Oil Filter:
Oil Filter Replaces:
25014831, 25160561, 6438384, 89060468 and 12576499, 19210285, 19256044, 25010324, 25014377, 6437462, 89017342
1984 GMC C2500 PICKUP 4.8L 6-cylinder [M] M oil change details
Oil Grade:
API*
Oil Capacity:
6 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 (Above -18°C) - SAE 10W-30 is preferred.
SAE 15W-40 (Above -12°C)
SAE 20W-20 (Above -7°C)
Name of Oil Filter:
N/A
Wix Oil Filter:
Wix Air Filter:
N/A
Coolant Capacity:
15.9 quarts - For models with Air Conditioning (AC).
15.3 quarts - For models WithOut Air Conditioning (AC).
Oil Drain Plug Torque:
20 ft/lbs (Oil Drain Plug)
Notes:
N/A
5.7L 8-cylinder Engine Code [T] T
Engine:
5.7L 8-cylinder [T] T [aka 5.7L V8 (Gas)]
Body & Trims:
Base
Oil Capacity:
5 quarts (with filter)
Oil Viscosity/Type:
SAE 10W-30 (Above -18°C)
SAE 15W-40 (Above -12°C)
SAE 20W-20 (Above -7°C)
OEM Oil Filter:
Oil Filter Replaces:
25014831, 25160561, 6438384, 89060468
1984 GMC C2500 PICKUP 5.7L 8-cylinder [T] T 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 (Above -18°C) - SAE 10W-30 is preferred.
SAE 15W-40 (Above -12°C)
SAE 20W-20 (Above -7°C)
Oil Drain Plug Torque:
12-20 ft/lbs (Oil Drain Plug)
Notes:
N/A
6.2L 8-cylinder Engine Code [J] J Diesel
Engine:
6.2L 8-cylinder [J] J Diesel [aka 6.2L V8 (Diesel)]
Body & Trims:
Base
Oil Capacity:
7 quarts (with filter)
Oil Viscosity/Type:
SAE 10W-30 (Below 16°C)
SAE 15W-40 (Above -18°C)
30 (Above 0°C)
OEM Oil Filter:
Oil Filter Replaces:
25014831, 25160561, 6438384, 89060468
1984 GMC C2500 PICKUP 6.2L 8-cylinder [J] J Diesel oil change details
Oil Grade:
CF-4
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 (Above -18°C) - SAE 15W-40 is the preferred oil.
30 (Above 0°C)
Oil Drain Plug Torque:
13-20 ft/lbs (Oil Drain Plug)
Notes:
N/A
7.4L 8-cylinder Engine Code [W] W
Engine:
7.4L 8-cylinder [W] W [aka 7.4L V8 (Gas)]
Body & Trims:
Base
Oil Capacity:
7 quarts (with filter)
Oil Viscosity/Type:
SAE 10W-30 (Above -18°C)
SAE 15W-40 (Above -12°C)
SAE 20W-20 (Above -7°C)
OEM Oil Filter:
Oil Filter Replaces:
25014831, 25160561, 6438384, 89060468
1984 GMC C2500 PICKUP 7.4L 8-cylinder [W] W oil change details
Oil Grade:
API*
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 (Above -18°C) - SAE 10W-30 is preferred.
SAE 15W-40 (Above -12°C)
SAE 20W-20 (Above -7°C)
Oil Drain Plug Torque:
20 ft/lbs (Oil Drain Plug)
Notes:
N/A