Independent · Not affiliated with NHTSA or any automaker MethodologyData sourcesData refreshed Oct 6, 2026

2021 Buick Encore GX: Problems, Recalls and MPG

What this means

NHTSA lists 2 recall campaigns for the 2021 Buick Encore GX, most recently filed June 2021. Owners have filed 53 complaints with NHTSA, most often about the engine. In NHTSA crash tests it earned 5 stars overall.

Data summary generated from official records. Methodology Data: NHTSA, DOT, EPA · Refreshed Oct 6, 2026
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Recalls (2)

NHTSA lists 2 recall campaigns for the 2021 Buick Encore GX. Check whether yours was repaired with NHTSA's free VIN lookup ↗

Only NHTSA and your automaker know whether your specific car was repaired. PlainVIN shows every recall campaign listed for a model year, with the official text and how many cars have been fixed so far.

Check on NHTSA ↗
Listed for 2021 Buick Encore GX. Not checked against your VIN.
Recall 21V440000 Filed Jun 10, 2021

Emergency Jack can Fracture While in Use

Equipment · mechanical · accessory scissor/screw/bottle jack/lift · stand
Official NHTSA text
Summary
General Motors, LLC. (GM) is recalling certain 2020-2022 Buick Encore GX and 2021-2022 Chevrolet Trailblazer vehicles. The emergency jack, if not positioned as directed in the vehicle owner's manual, can fracture while in use.
Consequence
A fractured jack can cause the vehicle to collapse, increasing the risk of injury.
Remedy
Dealers will replace the jack, free of charge. Interim owner notification letters informing owner of the safety risk are expected to be mailed July 26, 2021. A second notice will be mailed once remedy parts become available. Owners may contact Buick customer service at 1-800-521-7300 or Chevrolet customer service at 1-800-222-1020. GM's number for this recall is A212335470.
97.5% repairedof 135,400 vehicles
Manufacturer report to NHTSA · Source: US DOT recall completion data, retrieved Oct 6, 2026
Check your VIN on NHTSA or ask a dealer to check campaign 21V440000
Listed for 2021 Buick Encore GX. Not checked against your VIN.
Recall 20V588000 Filed Sep 24, 2020

Sensor Contamination in Electronic Brake Boost

Service brakes
Official NHTSA text
Summary
General Motors LLC (GM) is recalling certain 2020 Chevrolet Corvette and Cadillac CT4, CT5 and XT4, 2021 Chevrolet Trailblazer, and 2020-2021 Buick Encore GX vehicles. Sensor connection contamination in the electronic brake boost system may cause an interruption of communication between the sensor and the brake boost system.
Consequence
If communication with the sensor is interrupted, the electronic brake boost assist could be lost. Extra pedal force will be required to slow and stop the vehicle, increasing the risk of a crash.
Remedy
GM will notify owners, and dealers will replace the electronic brake boost module, free of charge. The recall began December 9, 2020. Owners may contact Chevrolet customer service at 1-800-630-2438, Cadillac customer service at 1-800-333-4223, or Buick customer service at 1-800-521-7300. GM's number for this recall is A202307260.
97.5% repairedof 3,677 vehicles
Manufacturer report to NHTSA · Source: US DOT recall completion data, retrieved Oct 6, 2026
Check your VIN on NHTSA or ask a dealer to check campaign 20V588000

PlainVIN shows public government records for education. It isn't a vehicle inspection or legal advice. Check your own VIN with NHTSA or your dealer.

Owner complaints (53)

53 complaints filed with NHTSA (owner reports, not verified findings). The engine is mentioned most often.

2involved a crash
0involved a fire
4injuries reported
0deaths reported

As reported by owners in their complaints. These are reports, not NHTSA findings.

Most-reported components

Complaints filed with NHTSA for the 2021 Buick Encore GX, by component (top 10). One complaint can list several components, so these add up to more than 53.Source: NHTSA ODI owner complaints · Retrieved Oct 6, 2026 · Report a data error

How 2021 compares with other Encore GX years

Best and worst Encore GX years →
2020202120222023202420252026
This year (2021)Other yearsStill collecting reports

Counts are owner reports, not failure rates. Higher sales years tend to draw more reports. Owners are still filing reports for recent model years, so these counts will grow. Source: NHTSA ODI, retrieved Oct 6, 2026.

Crash tests: 5 stars overall

Overall★★★★★
Frontal crashDriver 5★ · Passenger 4★★★★★★
Side crashDriver 5★ · Passenger 5★★★★★★
Side pole★★★★★
RolloverRollover risk 18.5%★★★★☆
Front seat of a modern car with the seat belt buckled across the passenger seat
Compare fairly. Compare stars only between vehicles of similar size and weight. Ratings apply to the tested configuration.

Source: NHTSA 5-Star Safety Ratings (NCAP), 2021 Buick Encore GX suv fwd, retrieved Oct 6, 2026.

Fuel economy: up to 31 mpg combined

31
mpg combined
30
city
32
highway
EPA annual fuel cost
$2,150
CO₂ tailpipe
288 g/mi
EPA class
Small Sport Utility Vehicle

What it costs you to run

$2,107per year
$176per month
484gallons a year

Miles ÷ 31 mpg × $4.354 (EIA US average regular, week of Oct 5, 2026, all taxes included). Source: EPA · EIA.

EPA label estimates from lab tests; your mileage will vary.

Specs by configuration

2021 Buick Encore GX configurations with EPA data
Engine · transmissionDriveCity / Hwy / CombEPA $/yrCO₂ g/mi
1.3 L 3-cyl · CVTFront-Wheel Drive30 / 32 / 31$2,150288
1.2 L 3-cyl · CVTFront-Wheel Drive28 / 31 / 29$2,300302
1.3 L 3-cyl · 9-speed automaticAll-Wheel Drive26 / 29 / 28$2,400330

Source: EPA fuel economy data, retrieved Oct 6, 2026. Configurations are listed when EPA and NHTSA records match.

Used blue SUV on a sunny dealer lot with its hood open and a clipboard on the fender

Looking at a 2021 Encore GX for sale?

Print a one-page buyer's checklist: each recall campaign with a box to tick when the seller shows proof of repair, the top complaint areas to inspect, crash stars, MPG, and a link back to this page.

All Encore GX years

Where to next

2021 Buick Encore GX FAQ

How many recalls does the 2021 Buick Encore GX have?

NHTSA lists 2 recall campaigns: 21V440000 (equipment), 20V588000 (brake). Use NHTSA's VIN lookup to see whether a specific car was repaired.

What are the most common 2021 Buick Encore GX problems?

Owners filed 53 complaints with NHTSA. Engine (15), Power train (11), Service brakes (8) are mentioned most. These are owner reports, not verified findings.

What mpg does the 2021 Buick Encore GX get?

EPA rates the 1.3 L 3-cyl · CVT version at 30 city, 32 highway and 31 combined mpg. Other configurations are listed in the fuel economy section.

What safety rating did the 2021 Buick Encore GX get?

NHTSA rated the 2021 Buick Encore GX suv fwd 5 stars overall, with 5 stars frontal, 5 stars side and 4 stars rollover (18.5% rollover risk).

How this page was madeSources, processing, limits, review and changes

Processing

  • Complaints are counted per component. One complaint can list several, so component totals add up to more than the total.
  • Fuel cost = miles per year ÷ EPA combined mpg × EIA weekly price for your region.

Limitations

  • Complaint counts are owner reports, not verified findings or failure rates. There is no sales denominator.
  • Recall campaigns are listed for the model year. Only NHTSA and the automaker know whether a specific car was repaired.
  • Recent model years are still collecting reports.

Review

Data compiled automatically from the official files listed here.

Changelog

  • 2026-10-06 Data refreshed from the official files.
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