2021 model year · NHTSA recalls, manufacturer TSBs, and owner forum reports · Updated August 2026
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2021 Buick Encore GX has 4 documented known issues, with 1 rated critical. The most serious is Electronic Brake-Boost Assist Can Be Lost (Recall 20V588). DIY maintenance guides at au7o.io.
SERVICE BRAKES
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.
EQUIPMENT:MECHANICAL:ACCESSORY SCISSOR/SCREW/BOTTLE JACK/LIFT:STAND
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.
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According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2021 Buick Encore GX has 4 documented issues. The most frequently reported are: Electronic Brake-Boost Assist Can Be Lost (Recall 20V588), 1.2L Turbocharger Can Fail (2020-2022 Special Coverages), Shift to Park Message or No-Start from Park-Switch Fault (23-NA-119). Of these, 1 is rated critical and should be addressed promptly.
The 2021 Buick Encore GX has 4 known issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. 1 issue is rated critical: Electronic Brake-Boost Assist Can Be Lost (Recall 20V588). Prospective buyers should inspect for these issues and factor potential repair costs into their purchase decision. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
GM Product Safety Recall A202307262, NHTSA 20V588, covers certain 2020-2021 Buick Encore GX vehicles. Contaminated material in an electronic brake-boost sensor connection can interrupt communication with the brake-boost system and cause electronic assist to be lost. The driver mu… Severity: high.
GM Special Coverages N232407740, N242450640 and N242484750 identify certain 2020, 2021 and 2022 Buick Encore GX vehicles with the 1.2L LIH engine whose turbocharger can fail. The documented signs are a check-engine light and diagnostic trouble code, a possible reduced-engine-powe… Severity: medium.
GM Bulletin 23-NA-119 covers 2020-2023 Buick Encore GX vehicles, with the 2023 population bounded by the October 7, 2022 Bupyeong #1 plant breakpoint. A malfunctioning park switch inside the shifter assembly can display Shift to Park while the vehicle is already in Park or cause… Severity: medium.
GM Emission Recall A202317281 covers certain 2020-2021 Buick Encore GX vehicles, and A232398131 covers certain 2023 vehicles, all with the 1.2L LIH engine. Some received an incorrect catalytic converter that does not meet all emission-system requirements. GM does not document a s… Severity: low.
Content on this page was compiled with AI assistance using NHTSA complaints, TSBs, owner reports, and public automotive data. While we strive for accuracy, this information may contain errors. Always verify repair procedures and specifications with your vehicle's service manual or a qualified mechanic.
