BuickEncore GX2026Overview/buick/encore-gx/2026/base/

2026 Buick Encore GX

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2026 Encore GX.

Transmission Automatic 9-spd

The 2026 Buick Encore GX is equipped with an automatic 9-speed transmission and EPA fuel-economy ratings of 26 mpg city, 28 mpg highway, and 27 mpg combined. Across the 2020-2025 model years, reported complaints followed a downward path, falling from a high of 65 in 2020 to a low of 13 in 2025. That trajectory places the 2026 Encore GX after the model's lowest-complaint year on record, suggesting the latest model year enters with the most favorable complaint momentum the line has yet shown.

Model year2026202520242023202220212020

Quick specs

Fluid capacities, tune-up values and fuel economy at a glance.

EPA fuel economy26/28/27 mpgEPA · verified

Full specifications

Engine, drivetrain, dimensions and economy.

Engine & drivetrain NHTSA vPIC

TransmissionAutomatic 9-spd

Dimensions & weight NHTSA vPIC

Overall length171.3 in
Overall width71.3 in
Overall height64.2 in
Wheelbase102.4 in
Curb weight3256 lb
Track (front / rear)61 / 61.8 in
Weight distribution (front / rear)60/40

Ratings & economy EPA / vPIC

EPA city / highway / combined26 / 28 / 27 mpg
DrivetrainAll-Wheel Drive
Passenger volume94 cu ft
Cargo volume24 cu ft
Recommended fuelRegular Gasoline

Reliability & federal safety record

Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.

0
Open recalls
NHTSA campaigns
85
Service bulletins
Manufacturer communications
0
ODI investigations
Office of Defects Investigation
0
Owner complaints
0 involved a crash · 0 a fire
Owner complaints by model year NHTSA · this generation & adjacent

No owner complaints on record with NHTSA for this vehicle.

Recalls NHTSA · verified

No recall campaigns on record with NHTSA for this vehicle as of the last data refresh.

Technical service bulletins NHTSA · verified

Showing 5 of 85 bulletins on record with NHTSA.

BulletinDateComponentSummary
PIT5966F2026-06-23Unknown Or OtherThis Preliminary information communicates an issue with an OTA pending message still…
PIP6120A2026-06-18Unknown Or OtherThis PIP communicates the potential for the engine to stall or stumble when coming out of…
PIC6637B2026-06-10Unknown Or OtherThis document is a technical bulletin regarding CarPlay issues in certain Buick and…
PIP6033B2026-06-08Unknown Or OtherThis Preliminary information communicates to technicians to remove the pulley assembly…
PIP6031E2026-06-05Unknown Or OtherThis PI addresses leaks from the case half and provides repair direction to dealer…

Common OBD-II trouble codes

The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.

P0420
Catalyst system efficiency below threshold — Bank 1
P0300
Random / multiple cylinder misfire detected
P0171
System too lean — Bank 1
P0455
Evaporative emission system leak detected — large leak
P0128
Coolant thermostat below regulating temperature
P0442
Evaporative emission system leak detected — small leak

VIN tools

Decode factory build data for a specific vehicle by VIN.

VIN
Decode a VIN to confirm the transmission and build data for a specific Encore GX. OEM
Build data
Plant, GVWR class, engine and body data for any 17-character VIN.
Recalls
Check open recall campaigns against a specific vehicle by VIN.

Reference guides

Cross-vehicle references for the kinds of data on this page.

Frequently asked

Does the 2026 Encore GX have open recalls?

NHTSA lists 0 recall campaign(s) for this model year. Check your specific vehicle by VIN.

What gas mileage does the Encore GX get?

EPA figures are 26 city / 28 highway / 27 combined mpg.