Complete Oil Specifications
Your 2023 Buick Encore GX 1.3L Turbo 3-cylinder requires full synthetic 0W-20 motor oil meeting GM’s strictly enforced dexos1 Gen 3 specification.
Quick Reference
| Specification | Value |
|---|---|
| Viscosity | 0W-20 |
| API Rating | SP |
| ILSAC Rating | GF-6A |
| Capacity (with filter) | 4.0 quarts |
| Oil Filter | ACDelco PF64 |
| Normal Interval | 7500 miles |
Why 0W-20 is Critical for This Engine
The extremely down-sized 1.3L inline-3 engine generates an outsized amount of power utilizing high compression and an active turbocharger, running incredibly hot per cubic inch of mass. The 0W-20 formula cools the fast-spinning turbo assemblies while guaranteeing immediate circulation during the Encore GX’s relentless auto stop-start cycles in heavy city traffic. Most vitally, the dexos1 Gen 3 standard eliminates elements that famously cause “Low-Speed Pre-Ignition” (LSPI) which is devastating to small turbo engines.
Using incorrect oil will:
- ❌ Aggravate LSPI, leading to violently cracked pistons
- ❌ Sludge the intricate VVT solenoids controlling the tiny 3-cylinder’s powerband
- ❌ Expose the owner to warranty denial if a non-dexos1 claim is inspected
Buick/GM-Approved Oil Brands
-
✅ Mobil 1 Advanced Full Synthetic 0W-20
-
✅ ACDelco dexos1 Gen 3 Full Synthetic 0W-20
-
✅ Valvoline Advanced Full Synthetic 0W-20
-
✅ Castrol EDGE 0W-20 Advanced Full Synthetic
-
✅ Pennzoil Platinum Full Synthetic 0W-20
Never bypass the glowing green label reading dexos1 Gen 3 on the front or rear of the bottle. Failure to see it means you accept the risk of catastrophic turbo failure.
Severe Service Check
You firmly need the 5000-mile interval if you:
- Deal extensively with urban stop-and-go driving with constant red-light idling
- Use the vehicle for constant short hops under 5 miles out to shopping centers
- Endure excessive winter temperatures requiring 15-minute warmup phases
Installation Details
Drain Plug Torque: 18 ft-lbs
OEM Filter: ACDelco PF64
Aftermarket Filters:
-
Wix 57060
-
Mobil 1 M1-113A
-
K&N HP-1017
Pro Tip: Because it only holds 4 quarts of fluid, oil breakdown happens proportionately faster in this hot turbo than the massive 8-quart systems of heavy-duty trucks. Monitor the fluid level and change regularly with a quality ACDelco PF64 filter.
FAQs
What oil does a 2023 Buick Encore GX 1.3L take?
The Encore GX dictates 0W-20 full-synthetic aligned with the GM dexos1 Gen 3 credentials.
How many quarts does it need?
Exactly 4.0 quarts alongside replacing the oil filter.
Can I run generic 5W-30 conventional oil?
Absolutely not under any circumstance. Pouring conventional oil into the hyper-active 1.3L turbo will literally cook the oil inside the bearings directly creating sludge and destroying the engine. Full-synthetic 0W-20 dexos is undeniably mandatory.
How often should I change the oil?
Follow the onboard infotainment percentage accurately until it reaches 0%, but establish a solid ceiling at 12 months or 7500 miles, whichever strikes earlier.
Need these specs on your phone? Download OilFinderPro app for offline access and oil change reminders.
Last verified: 2026-03-17 | Source: 2023 Buick Encore GX Owner’s Manual