2019 Buick Regal Sportback Oil Capacity, Types, & Filters
Your ultimate DIY maintenance guide for the 2019 Buick Regal Sportback oil change is here! No more searching – find all the critical oil specs for your 2019 Buick Regal Sportback, 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 2019 Buick Regal Sportback oil change!
Scroll Table ➜
| Engine & Code | Oil Capacity | Oil Viscosity/Type | Oil Filter |
|---|---|---|---|
| 3.6L 6-cylinder [S] LGX S | 6 quarts (with filter) | SAE 0W-30 (Below -29°C) SAE 5W-30 (All TEMPS) | GM 12693541 GM 12735811 |
| 2.0L 4-cylinder [X] LTG X Turbo | 5 quarts (with filter) FWD 6 quarts (with filter) AWD | SAE 0W-30 (Below -29°C) SAE 5W-30 (All TEMPS) | N/A |
Select Your 2019 Buick Regal Sportback Engine Option
3.6L 6-cylinder Engine Code [S] LGX S
Engine:
3.6L 6-cylinder [S] LGX S [aka 3.6L V6 (Gas)]
Body & Trims:
GS
Oil Capacity:
6 quarts (with filter)
OEM Oil Filter:
Oil Filter Replaces:
12684038, 12690385, 12707246, 12731742, 12732501, 19330000, 89017525, 89017527
2019 Buick Regal Sportback 3.6L 6-cylinder [S] LGX S oil change details
Oil Grade:
SEOC3
Oil Capacity:
6 quarts. (with filter). This is the capacity with the oil filter installed. Always check the oil level after refilling.
Name of Oil Filter:
N/A
Wix Oil Filter:
N/A
Wix Air Filter:
N/A
Coolant Capacity:
7.6 quarts
Oil Drain Plug Torque:
18 ft/lbs (Oil Drain Plug)
Notes:
This specification has been updated from the Dexos 1 Gen 2 standard to the newer General Motors (GM) Dexos 1 Gen 3 standard.
2019 Buick Regal Sportback 2.0L 4-cylinder [X] LTG X Turbo oil change details
Oil Grade:
SEOC3
Oil Capacity:
5 quarts. (with filter). For Front-Wheel Drive (FWD) models, this is the capacity with the filter. Always check the oil level after refilling.
6 quarts. (with filter). For All-Wheel Drive (AWD) models, this is the capacity with the filter. Always check the oil level after refilling.
Oil Drain Plug Torque:
18 ft/lbs (Oil Drain Plug)
Notes:
This specification has been updated from the Dexos 1 Gen 2 standard to the newer General Motors (GM) Dexos 1 Gen 3 standard.
People also ask – 2019 Buick Regal Sportback
What is the oil capacity of a 2019 Buick Regal Sportback?
Depending on the specific engine option, the 2019 Buick Regal Sportback oil capacity ranges from 6 to 56 quarts. Here is the exact oil capacity breakdown for each available engine configuration:
• 3.6L 6-cylinder ([S] LGX S): 6 quarts. (with filter). This is the capacity with the oil filter installed. Always check the oil level after refilling.
• 2.0L 4-cylinder ([X] LTG X Turbo): 5 quarts. (with filter). For Front-Wheel Drive (FWD) models, this is the capacity with the filter. Always check the oil level after refilling.
6 quarts. (with filter). For All-Wheel Drive (AWD) models, this is the capacity with the filter. Always check the oil level after refilling.
Always check your dipstick after refilling to ensure the proper level.
What type of oil does a 2019 Buick Regal Sportback use?
Across its 2 available engine configurations, the 2019 Buick Regal Sportback uses the following motor oil viscosities: SAE 0W-30 (Below -29°C)SAE 5W-30 (All TEMPS). Using the correct manufacturer-approved oil weight is crucial for engine health. Here are the specific oil type requirements by engine:
• 3.6L 6-cylinder ([S] LGX S):Grade: SEOC3
SAE 0W-30 (Below -29°C)
SAE 5W-30 (All TEMPS)
• 2.0L 4-cylinder ([X] LTG X Turbo):
Grade: SEOC3
SAE 0W-30 (Below -29°C)
SAE 5W-30 (All TEMPS)
What is the best oil filter for the 2019 Buick Regal Sportback?
The proper oil filter depends on your exact engine code. The 2019 Buick Regal Sportback utilizes the following premium aftermarket Wix oil filters across its lineup: WL10290-EA. Here is the specific OEM and aftermarket filter data for each engine:
• 3.6L 6-cylinder ([S] LGX S):OEM Filter: GM 12693541 or GM 12735811
Wix Filter: Check Cross-reference Catalog
• 2.0L 4-cylinder ([X] LTG X Turbo):
OEM Filter: Check Dealer Part or Owner's Manual
Wix Filter: WL10290-EA
How often should I change the oil in my 2019 Buick Regal Sportback?
For modern models running full synthetic oil, oil change intervals are typically every 7,500 to 10,000 miles. However, for older Buick Regal Sportback 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 (3.6L 6-cylinder and 2.0L 4-cylinder), you should change your oil at least once a year even if you don’t reach the mileage limit.