Buick Encore Coolant Type
Buick Encore coolant type by engine with GM specification, capacity, and service interval from the factory manual.
Last updated: 2026-10-28 • Reading time: 8 min • By AllOEMManuals Editorial Team
Quick Answer
The Buick Encore uses Dex-Cool orange OAT coolant (GM 6277M). 1.4L turbo capacity is ~6.5L (6.9 qt) dry fill. Mix 50/50 with distilled water. Change every 5 years or 240,000 km.
| Generation | Years | Top spec |
|---|---|---|
| Encore (2013-2022) | 2013-2022 | Dex-Cool OAT (GM 6277M) |
This vehicle's factory manual
The spec is above. This opens the 2013 Buick Encore factory book. Use another year if yours is older.
Buick Encore maintenance schedule
Know the exact coolant type job for your Buick Encore
The Buick Encore uses Dex-Cool orange OAT coolant (GM 6277M). 1.4L turbo capacity is ~6.5L (6.9 qt) dry fill. Mix 50/50 with distilled water. Change every 5 years or 240,000 km.
Fluid type and capacity can change by engine, drivetrain, and transmission. Verify the exact branch before filling anything. Once the spec is confirmed, use the supplies and purchase links below to build the full one-trip shopping list before you start the repair.
Exact Vehicle Check
The button opens the factory book for this vehicle. Use the engine picker only when your trim is not the one this page already matched.
Encore (2013-2022)
Representative 2013 manual branch for 2013-2022
External Pages
Encore Base, AWD
External Pages — 2013 Buick Encore Base, AWD Service Manual ~ LEMON Manuals LEMON Manuals: Repair Knowledge Reimagined Home >> Buick >> 2013 >> Encore Base, AWD >> Repair and Diagnosis...
Open factory section →External Pages
Encore Base, FWD
External Pages — 2013 Buick Encore Base, FWD Service Manual ~ LEMON Manuals LEMON Manuals: Repair Knowledge Reimagined Home >> Buick >> 2013 >> Encore Base, FWD >> Repair and Diagnosis...
Open factory section →Encore (2013-2022)
- →Encore GX (2020+) uses same Dex-Cool spec
- →Electric power steering — no hydraulic fluid
Manual already checked Amazon for you
You came here for the exact spec. Now here is the exact part — plus the two things people always forget and have to run back to the store for.
Buick Encore coolant
Get the exact coolant chemistry your Buick Encore needs. Wrong coolant = sludge and overheating.
We earn a small commission if you buy through these links — at zero extra cost to you. We only suggest items that match the factory specs on this page.
Coolant Service — Manual's Parts List
Flush or top-off — here is exactly what you need.
- 1Engine CoolantShop →
Dex-Cool — verify concentrate vs pre-mixed
- 2Distilled WaterShop →
If using concentrate — never use tap water
- 3Spill-Free FunnelShop →
Bleeds air from the heater core automatically
- 4Hose Clamp PliersShop →
Spring clamps are a pain without these
- 5Shop RagsShop →
Coolant is slippery — clean spills immediately
Get everything at once
One search shows all of the above on a single page.
Links go to Amazon via our affiliate store (aiautorepair-20). We earn a small commission at no extra cost to you — it keeps the site running and the data free.
One-Trip Shopping List
Recommended supplies and tools for this job, grouped so you can buy everything before the repair starts.
Engine Coolant / Antifreeze
Match the color/spec (e.g. OAT, HOAT) to your car.
Spill-Free Funnel
The best way to bleed air from the cooling system.
Coolant Tester
Check the freeze and boil protection level.
Hose Clamp Pliers
Helps move spring clamps without mangling hoses.
Shop Towels
Cleanup gear for coolant drips and burps.
Project Essentials
Basic tool sets, gloves, and cleaning supplies for your Buick Encore so the job is ready when the parts arrive.
Frequently Asked Questions
- What coolant does a Buick Encore use?
- The Buick Encore uses Dex-Cool orange OAT coolant meeting GM 6277M. Capacity is approximately 6.5 litres on a dry fill. Always mix 50/50 with distilled water.
- Can I use green coolant in a Buick Encore?
- No. Dex-Cool and green IAT coolant have incompatible chemistry. Mixing them creates sludge that can clog the radiator and heater core.
- What coolant type does a Buick Encore use?
- The Buick Encore uses Dex-Cool orange OAT coolant (GM 6277M). 1.4L turbo capacity is ~6.5L (6.9 qt) dry fill. Mix 50/50 with distilled water. Change every 5 years or 240,000 km.
- Can I use universal coolant in a Buick Encore?
- Factory manuals specify exact coolant chemistry for the Buick Encore. Using the wrong coolant type can cause corrosion, overheating, or gasket damage. Always match the OEM specification exactly — do not mix incompatible coolant types.
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Author & Review
Published by AllOEMManuals, founded by Lyndon Bedford, an automotive technician with 20 years of experience. He owned and operated a mechanic shop in Hurst, Texas from 2014 to 2022 and continues hands-on repair work.
Content may combine manual references, general repair templates, and AI-assisted drafting. Confirm the source, vehicle configuration, and applicability before working. Report corrections through our contact page.
Last updated: 2026-10-28