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1998 GMC C3500 PICKUP Oil Capacity, Types, & Filters

Your ultimate DIY maintenance guide for the 1998 GMC C3500 PICKUP oil change is here! No more searching – find all the critical oil specs for your 1998 GMC C3500 PICKUP, including exact engine oil capacity, the manufacturer recommended oil viscosity and type, and the correct OEM and aftermarket oil filters.

We cover all available engine options categorized by their specific engine codes, ensuring you get pinpoint accuracy for your specific vehicle configuration. Keep reading to discover everything required for a successful 1998 GMC C3500 PICKUP oil change!

Scroll Table ➜

Engine & CodeOil CapacityOil Viscosity/TypeOil Filter
5.7L 8-cylinder [J] J5.1 quarts (with filter)SAE 10W-30 (Above -18°C)
SAE 5W-30 (All TEMPS)		GM 19431429
GM 25013454
GM 25325409
5.7L 8-cylinder [R] 25.1 quarts (with filter)SAE 10W-30 (Above -18°C)
SAE 5W-30 (All TEMPS)		GM 19431429
GM 25013454
6.5L 8-cylinder [R] R8 quarts (with filter)SAE 10W-30 (Below 0°C)
SAE 15W-40 (Above -18°C)
30 (Above 0°C)		GM 19431429
GM 25013454
6.5L 8-cylinder [F] L65 F Diesel TurboN/AN/AGM 19431429
GM 25013454
7.4L 8-cylinder [S] L56 S Diesel Turbo6.7 quarts (with filter) SHT Filter.
7 quarts (with filter) LNG Filter.		SAE 10W-30 (Above -18°C)
SAE 5W-30 (All TEMPS)		GM 19431429
GM 25013454

Select Your 1998 GMC C3500 PICKUP Engine Option

5.7L 8-cylinder Engine Code [J] J

Engine:

5.7L 8-cylinder [J] J [aka 5.7L V8 (Gas/CNG)]

Body & Trims:

Sierra SL, Sierra SLE, Sierra SLT

Oil Capacity:

5.1 quarts (with filter)

Oil Viscosity/Type:

SAE 10W-30 (Above -18°C)
SAE 5W-30 (All TEMPS)

OEM Oil Filter:

GM 19431429, GM 25013454 and GM 25325409

Oil Filter Replaces:

25014831, 25160561, 6438384, 89060468 and 25322841

1998 GMC C3500 PICKUP 5.7L 8-cylinder [J] J oil change details

Oil Grade:

API*

Oil Capacity:

5.1 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 5W-30 (All TEMPS) - SAE 5W-30 is the preferred oil.

Name of Oil Filter:

N/A

Wix Oil Filter:

51060-EA

Wix Air Filter:

46441-EA

Coolant Capacity:

18 quarts - For models WithOut Air Conditioning (AC).
20.5 quarts - For models with Air Conditioning (AC).

Oil Drain Plug Torque:

18 ft/lbs (Oil Drain Plug)

Notes:

N/A

How much oil does the 1998 GMC C3500 PICKUP 5.7L 8-cylinder ([J] J) take?

A complete oil change for the 1998 GMC C3500 PICKUP 5.7L 8-cylinder (with engine code [J] J) requires 5.1 quarts (with filter) of engine oil. To ensure safety and performance, always verify the level on the dipstick after refilling.

What type of oil is recommended for the 1998 GMC C3500 PICKUP 5.7L 8-cylinder ([J] J)?

For optimal engine longevity, the manufacturer recommended motor oil for the 1998 GMC C3500 PICKUP 5.7L 8-cylinder is using:

SAE 10W-30 (Above -18°C)
SAE 5W-30 (All TEMPS)

Ensure the oil you choose meets the API* standard.

What is the best oil filter for the 1998 GMC C3500 PICKUP 5.7L 8-cylinder ([J] J)?

The factory-recommended OEM oil filter for the 1998 GMC C3500 PICKUP 5.7L 8-cylinder is the GM 19431429, GM 25013454 or GM 25325409. If you prefer a top-tier aftermarket option, the Wix 51060-EA is an excellent choice.

What is the oil drain plug torque spec for the 1998 GMC C3500 PICKUP 5.7L 8-cylinder ([J] J)?

To prevent leaks or stripped oil pan threads, the drain plug on the 1998 GMC C3500 PICKUP 5.7L 8-cylinder should be tightened to exactly 18 ft/lbs (Oil Drain Plug) and we also recommend installing a new crush washer with every oil change.

What is the correct air filter for the 1998 GMC C3500 PICKUP 5.7L 8-cylinder ([J] J)?

For optimal engine performance and clean airflow, the recommended engine air filter replacement for the 1998 GMC C3500 PICKUP 5.7L 8-cylinder is the Wix 46441-EA. It is a good maintenance habit to inspect this filter during every oil change.

What is the coolant capacity for the 1998 GMC C3500 PICKUP 5.7L 8-cylinder ([J] J)?

The total engine coolant (antifreeze) capacity for the 1998 GMC C3500 PICKUP 5.7L 8-cylinder is:

18 quarts - For models WithOut Air Conditioning (AC).
20.5 quarts - For models with Air Conditioning (AC).

Always ensure you use the manufacturer-approved coolant color and type to prevent internal corrosion.

5.7L 8-cylinder Engine Code [R] 2

Engine:

5.7L 8-cylinder [R] 2 [aka 5.7L V8 (Gas/CNG)]

Body & Trims:

Sierra SL, Sierra SLE, Sierra SLT

Oil Capacity:

5.1 quarts (with filter)

Oil Viscosity/Type:

SAE 10W-30 (Above -18°C)
SAE 5W-30 (All TEMPS)

OEM Oil Filter:

GM 19431429 and GM 25013454

Oil Filter Replaces:

25014831, 25160561, 6438384, 89060468 and 25322841

1998 GMC C3500 PICKUP 5.7L 8-cylinder [R] 2 oil change details

Oil Grade:

API*

Oil Capacity:

5.1 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 5W-30 (All TEMPS) - SAE 5W-30 is the preferred oil.

Name of Oil Filter:

N/A

Wix Oil Filter:

51060-EA

Wix Air Filter:

46441-EA

Coolant Capacity:

26.9 quarts - For models with Air Conditioning (AC).
26.4 quarts - For models WithOut Air Conditioning (AC).

Oil Drain Plug Torque:

18 ft/lbs (Oil Drain Plug)

Notes:

N/A

How much oil does the 1998 GMC C3500 PICKUP 5.7L 8-cylinder ([R] 2) take?

A complete oil change for the 1998 GMC C3500 PICKUP 5.7L 8-cylinder (with engine code [R] 2) requires 5.1 quarts (with filter) of engine oil. To ensure safety and performance, always verify the level on the dipstick after refilling.

What type of oil is recommended for the 1998 GMC C3500 PICKUP 5.7L 8-cylinder ([R] 2)?

For optimal engine longevity, the manufacturer recommended motor oil for the 1998 GMC C3500 PICKUP 5.7L 8-cylinder is using:

SAE 10W-30 (Above -18°C)
SAE 5W-30 (All TEMPS)

Ensure the oil you choose meets the API* standard.

What is the best oil filter for the 1998 GMC C3500 PICKUP 5.7L 8-cylinder ([R] 2)?

The factory-recommended OEM oil filter for the 1998 GMC C3500 PICKUP 5.7L 8-cylinder is the GM 19431429 or GM 25013454. If you prefer a top-tier aftermarket option, the Wix 51060-EA is an excellent choice.

What is the oil drain plug torque spec for the 1998 GMC C3500 PICKUP 5.7L 8-cylinder ([R] 2)?

To prevent leaks or stripped oil pan threads, the drain plug on the 1998 GMC C3500 PICKUP 5.7L 8-cylinder should be tightened to exactly 18 ft/lbs (Oil Drain Plug) and we also recommend installing a new crush washer with every oil change.

What is the correct air filter for the 1998 GMC C3500 PICKUP 5.7L 8-cylinder ([R] 2)?

For optimal engine performance and clean airflow, the recommended engine air filter replacement for the 1998 GMC C3500 PICKUP 5.7L 8-cylinder is the Wix 46441-EA. It is a good maintenance habit to inspect this filter during every oil change.

What is the coolant capacity for the 1998 GMC C3500 PICKUP 5.7L 8-cylinder ([R] 2)?

The total engine coolant (antifreeze) capacity for the 1998 GMC C3500 PICKUP 5.7L 8-cylinder is:

26.9 quarts - For models with Air Conditioning (AC).
26.4 quarts - For models WithOut Air Conditioning (AC).

Always ensure you use the manufacturer-approved coolant color and type to prevent internal corrosion.

6.5L 8-cylinder Engine Code [R] R

Engine:

6.5L 8-cylinder [R] R [aka 6.5L V8 (Diesel)]

Body & Trims:

Sierra SL, Sierra SLE, Sierra SLT

Oil Capacity:

8 quarts (with filter)

Oil Viscosity/Type:

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

OEM Oil Filter:

GM 19431429 and GM 25013454

Oil Filter Replaces:

25014831, 25160561, 6438384, 89060468 and 25322841

1998 GMC C3500 PICKUP 6.5L 8-cylinder [R] R oil change details

Oil Grade:

CG-4

Oil Capacity:

8 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 0°C)
SAE 15W-40 (Above -18°C) - SAE 15W-40 is the preferred oil.
30 (Above 0°C)

Name of Oil Filter:

N/A

Wix Oil Filter:

51060-EA

Wix Air Filter:

46441-EA

Coolant Capacity:

27.5 quarts

Oil Drain Plug Torque:

18 ft/lbs (Oil Drain Plug)

Notes:

N/A

How much oil does the 1998 GMC C3500 PICKUP 6.5L 8-cylinder ([R] R) take?

A complete oil change for the 1998 GMC C3500 PICKUP 6.5L 8-cylinder (with engine code [R] R) requires 8 quarts (with filter) of engine oil. To ensure safety and performance, always verify the level on the dipstick after refilling.

What type of oil is recommended for the 1998 GMC C3500 PICKUP 6.5L 8-cylinder ([R] R)?

For optimal engine longevity, the manufacturer recommended motor oil for the 1998 GMC C3500 PICKUP 6.5L 8-cylinder is using:

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

Ensure the oil you choose meets the CG-4 standard.

What is the best oil filter for the 1998 GMC C3500 PICKUP 6.5L 8-cylinder ([R] R)?

The factory-recommended OEM oil filter for the 1998 GMC C3500 PICKUP 6.5L 8-cylinder is the GM 19431429 or GM 25013454. If you prefer a top-tier aftermarket option, the Wix 51060-EA is an excellent choice.

What is the oil drain plug torque spec for the 1998 GMC C3500 PICKUP 6.5L 8-cylinder ([R] R)?

To prevent leaks or stripped oil pan threads, the drain plug on the 1998 GMC C3500 PICKUP 6.5L 8-cylinder should be tightened to exactly 18 ft/lbs (Oil Drain Plug) and we also recommend installing a new crush washer with every oil change.

What is the correct air filter for the 1998 GMC C3500 PICKUP 6.5L 8-cylinder ([R] R)?

For optimal engine performance and clean airflow, the recommended engine air filter replacement for the 1998 GMC C3500 PICKUP 6.5L 8-cylinder is the Wix 46441-EA. It is a good maintenance habit to inspect this filter during every oil change.

What is the coolant capacity for the 1998 GMC C3500 PICKUP 6.5L 8-cylinder ([R] R)?

The total engine coolant (antifreeze) capacity for the 1998 GMC C3500 PICKUP 6.5L 8-cylinder is:

27.5 quarts

Always ensure you use the manufacturer-approved coolant color and type to prevent internal corrosion.

6.5L 8-cylinder Engine Code [F] L65 F Diesel Turbo

Engine:

6.5L 8-cylinder [F] L65 F Diesel Turbo [aka 6.5L V8 (Diesel)]

Body & Trims:

Sierra SL, Sierra SLE, Sierra SLT

Oil Capacity:

N/A

Oil Viscosity/Type:

N/A

OEM Oil Filter:

GM 19431429 and GM 25013454

Oil Filter Replaces:

25014831, 25160561, 6438384, 89060468 and 25322841

1998 GMC C3500 PICKUP 6.5L 8-cylinder [F] L65 F Diesel Turbo oil change details

Oil Grade:

N/A

Oil Capacity:

N/A

Oil Viscosity/Type:

N/A

Name of Oil Filter:

N/A

Wix Oil Filter:

51060-EA

Wix Air Filter:

46441-EA

Coolant Capacity:

N/A

Oil Drain Plug Torque:

N/A

Notes:

N/A

How much oil does the 1998 GMC C3500 PICKUP 6.5L 8-cylinder ([F] L65 F Diesel Turbo) take?

A complete oil change for the 1998 GMC C3500 PICKUP 6.5L 8-cylinder (with engine code [F] L65 F Diesel Turbo) requires the precise volume listed in your owner’s manual of engine oil. To ensure safety and performance, always verify the level on the dipstick after refilling.

What type of oil is recommended for the 1998 GMC C3500 PICKUP 6.5L 8-cylinder ([F] L65 F Diesel Turbo)?

For optimal engine longevity, the manufacturer recommended motor oil for the 1998 GMC C3500 PICKUP 6.5L 8-cylinder is using:

the specific viscosity grade listed on your oil cap or owner’s manual.

Ensure the oil you choose meets the appropriate API or manufacturer OEM standard.

What is the best oil filter for the 1998 GMC C3500 PICKUP 6.5L 8-cylinder ([F] L65 F Diesel Turbo)?

The factory-recommended OEM oil filter for the 1998 GMC C3500 PICKUP 6.5L 8-cylinder is the GM 19431429 or GM 25013454. If you prefer a top-tier aftermarket option, the Wix 51060-EA is an excellent choice.

What is the oil drain plug torque spec for the 1998 GMC C3500 PICKUP 6.5L 8-cylinder ([F] L65 F Diesel Turbo)?

To prevent leaks or stripped oil pan threads, the drain plug on the 1998 GMC C3500 PICKUP 6.5L 8-cylinder should be tightened to exactly the factory specified ft-lbs and we also recommend installing a new crush washer with every oil change.

What is the correct air filter for the 1998 GMC C3500 PICKUP 6.5L 8-cylinder ([F] L65 F Diesel Turbo)?

For optimal engine performance and clean airflow, the recommended engine air filter replacement for the 1998 GMC C3500 PICKUP 6.5L 8-cylinder is the Wix 46441-EA. It is a good maintenance habit to inspect this filter during every oil change.

What is the coolant capacity for the 1998 GMC C3500 PICKUP 6.5L 8-cylinder ([F] L65 F Diesel Turbo)?

The total engine coolant (antifreeze) capacity for the 1998 GMC C3500 PICKUP 6.5L 8-cylinder is:

determined by your specific installed cooling package

Always ensure you use the manufacturer-approved coolant color and type to prevent internal corrosion.

7.4L 8-cylinder Engine Code [S] L56 S Diesel Turbo

Engine:

7.4L 8-cylinder [S] L56 S Diesel Turbo [aka 7.4L V8 (Gas)]

Body & Trims:

Sierra SL, Sierra SLE, Sierra SLT

Oil Capacity:

6.7 quarts (with filter) SHT Filter.
7 quarts (with filter) LNG Filter.

Oil Viscosity/Type:

SAE 10W-30 (Above -18°C)
SAE 5W-30 (All TEMPS)

OEM Oil Filter:

GM 19431429 and GM 25013454

Oil Filter Replaces:

25014831, 25160561, 6438384, 89060468 and 25322841

1998 GMC C3500 PICKUP 7.4L 8-cylinder [S] L56 S Diesel Turbo oil change details

Oil Grade:

API*

Oil Capacity:

6.7 quarts. (with filter). For models using a Short (SHT) Filter, this is the capacity. Always check the oil level after refilling.
7 quarts. (with filter). For models using a Long (LNG) Filter, this is the capacity. Always check the oil level after refilling.

Oil Viscosity/Type:

SAE 10W-30 (Above -18°C)
SAE 5W-30 (All TEMPS) - SAE 5W-30 is the preferred oil.

Name of Oil Filter:

N/A

Wix Oil Filter:

51060-EA

Wix Air Filter:

46441-EA

Coolant Capacity:

24.8 quarts - For models WithOut Air Conditioning (AC).
27.5 quarts - For models with Air Conditioning (AC).

Oil Drain Plug Torque:

18 ft/lbs (Oil Drain Plug)

Notes:

N/A

How much oil does the 1998 GMC C3500 PICKUP 7.4L 8-cylinder ([S] L56 S Diesel Turbo) take?

A complete oil change for the 1998 GMC C3500 PICKUP 7.4L 8-cylinder (with engine code [S] L56 S Diesel Turbo) requires 6.7 quarts (with filter) SHT Filter.
7 quarts (with filter) LNG Filter. of engine oil. To ensure safety and performance, always verify the level on the dipstick after refilling.

What type of oil is recommended for the 1998 GMC C3500 PICKUP 7.4L 8-cylinder ([S] L56 S Diesel Turbo)?

For optimal engine longevity, the manufacturer recommended motor oil for the 1998 GMC C3500 PICKUP 7.4L 8-cylinder is using:

SAE 10W-30 (Above -18°C)
SAE 5W-30 (All TEMPS)

Ensure the oil you choose meets the API* standard.

What is the best oil filter for the 1998 GMC C3500 PICKUP 7.4L 8-cylinder ([S] L56 S Diesel Turbo)?

The factory-recommended OEM oil filter for the 1998 GMC C3500 PICKUP 7.4L 8-cylinder is the GM 19431429 or GM 25013454. If you prefer a top-tier aftermarket option, the Wix 51060-EA is an excellent choice.

What is the oil drain plug torque spec for the 1998 GMC C3500 PICKUP 7.4L 8-cylinder ([S] L56 S Diesel Turbo)?

To prevent leaks or stripped oil pan threads, the drain plug on the 1998 GMC C3500 PICKUP 7.4L 8-cylinder should be tightened to exactly 18 ft/lbs (Oil Drain Plug) and we also recommend installing a new crush washer with every oil change.

What is the correct air filter for the 1998 GMC C3500 PICKUP 7.4L 8-cylinder ([S] L56 S Diesel Turbo)?

For optimal engine performance and clean airflow, the recommended engine air filter replacement for the 1998 GMC C3500 PICKUP 7.4L 8-cylinder is the Wix 46441-EA. It is a good maintenance habit to inspect this filter during every oil change.

What is the coolant capacity for the 1998 GMC C3500 PICKUP 7.4L 8-cylinder ([S] L56 S Diesel Turbo)?

The total engine coolant (antifreeze) capacity for the 1998 GMC C3500 PICKUP 7.4L 8-cylinder is:

24.8 quarts - For models WithOut Air Conditioning (AC).
27.5 quarts - For models with Air Conditioning (AC).

Always ensure you use the manufacturer-approved coolant color and type to prevent internal corrosion.

People also ask – 1998 GMC C3500 PICKUP

What is the oil capacity of a 1998 GMC C3500 PICKUP?

Depending on the specific engine option, the 1998 GMC C3500 PICKUP oil capacity ranges from 5.1 to 8 quarts. Here is the exact oil capacity breakdown for each available engine configuration:

• 5.7L 8-cylinder ([J] J): 5.1 quarts. (with filter). This is the capacity with the oil filter installed. Always check the oil level after refilling.
• 5.7L 8-cylinder ([R] 2): 5.1 quarts. (with filter). This is the capacity with the oil filter installed. Always check the oil level after refilling.
• 6.5L 8-cylinder ([R] R): 8 quarts. (with filter). This is the capacity with the oil filter installed. Always check the oil level after refilling.
• 6.5L 8-cylinder ([F] L65 F Diesel Turbo): Check Owner's Manual
• 7.4L 8-cylinder ([S] L56 S Diesel Turbo): 6.7 quarts. (with filter). For models using a Short (SHT) Filter, this is the capacity. Always check the oil level after refilling.
7 quarts. (with filter). For models using a Long (LNG) Filter, this is the capacity. Always check the oil level after refilling.

Always check your dipstick after refilling to ensure the proper level.

What type of oil does a 1998 GMC C3500 PICKUP use?

Across its 5 available engine configurations, the 1998 GMC C3500 PICKUP uses the following motor oil viscosities: SAE 10W-30 (Above -18°C)SAE 5W-30 (All TEMPS) and SAE 10W-30 (Below 0°C)SAE 15W-40 (Above -18°C) 30 (Above 0°C). Using the correct manufacturer-approved oil weight is crucial for engine health. Here are the specific oil type requirements by engine:

• 5.7L 8-cylinder ([J] J):
Grade: API*
SAE 10W-30 (Above -18°C)
SAE 5W-30 (All TEMPS) - SAE 5W-30 is the preferred oil.

• 5.7L 8-cylinder ([R] 2):
Grade: API*
SAE 10W-30 (Above -18°C)
SAE 5W-30 (All TEMPS) - SAE 5W-30 is the preferred oil.

• 6.5L 8-cylinder ([R] R):
Grade: CG-4
SAE 10W-30 (Below 0°C)
SAE 15W-40 (Above -18°C) - SAE 15W-40 is the preferred oil.
30 (Above 0°C)

• 6.5L 8-cylinder ([F] L65 F Diesel Turbo):
Grade: OEM Standard
See Cap or Owner's Manual

• 7.4L 8-cylinder ([S] L56 S Diesel Turbo):
Grade: API*
SAE 10W-30 (Above -18°C)
SAE 5W-30 (All TEMPS) - SAE 5W-30 is the preferred oil.

What is the best oil filter for the 1998 GMC C3500 PICKUP?

The proper oil filter depends on your exact engine code. The 1998 GMC C3500 PICKUP utilizes the following premium aftermarket Wix oil filters across its lineup: 51060-EA. Here is the specific OEM and aftermarket filter data for each engine:

• 5.7L 8-cylinder ([J] J):
OEM Filter: GM 19431429, GM 25013454 or GM 25325409
Wix Filter: 51060-EA

• 5.7L 8-cylinder ([R] 2):
OEM Filter: GM 19431429 or GM 25013454
Wix Filter: 51060-EA

• 6.5L 8-cylinder ([R] R):
OEM Filter: GM 19431429 or GM 25013454
Wix Filter: 51060-EA

• 6.5L 8-cylinder ([F] L65 F Diesel Turbo):
OEM Filter: GM 19431429 or GM 25013454
Wix Filter: 51060-EA

• 7.4L 8-cylinder ([S] L56 S Diesel Turbo):
OEM Filter: GM 19431429 or GM 25013454
Wix Filter: 51060-EA

How often should I change the oil in my 1998 GMC C3500 PICKUP?

For modern models running full synthetic oil, oil change intervals are typically every 7,500 to 10,000 miles. However, for older GMC C3500 PICKUP generations (1985-2010) or those using conventional/synthetic-blend fluid, changing the oil and filter every 3,000 to 5,000 miles is highly recommended to prevent sludge buildup. Regardless of engine (5.7L 8-cylinder, 6.5L 8-cylinder and 7.4L 8-cylinder), you should change your oil at least once a year even if you don’t reach the mileage limit.

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