Wrench.Pro

2021 Buick Encore GX: raw data

Every record we hold for this vehicle, as plain tables, with nothing added. The consumer page shows the same records with the maintenance schedule, price ranges and nearby shops around them.

vehicle2021 / buick / encore-gx
known issues7 clusters (reviewed 2026-08-29)
complaints52 on file (2021-06-11 → 2026-08-30)
recalls2
investigations0
fars18 occupant deaths, crash years 2010-2024 (legacy-code)
indexedyes
licenseCC BY 4.0 (derived)

Known Issues clusters all years →

Turbocharger failure causing reduced engine powerENGINE AND ENGINE COOLING13 complaints2022-09 → 2026-07encore-gx-2021-turbo-reduced-power
  • 11742772 Due to defective LIN BUS 2 failure to read mass air flow sensor, vehicle suddenly goes into limp mode. This speed control issue is documented in GM Technical Service Bulletins (TSBs) #22-NA-008 and PIP5934, 2022
  • 11619062 The check engine light will come on with engine power reduced, code reads turbo under boost, The car will stay in limp mode and make it difficult to get out of traffic there is no warning before the car completely loses power and goes into limp mode!!
Service brake and steering system failureSERVICE BRAKES8 complaints2021-06 → 2026-06encore-gx-2021-brake-steering-failure
  • 11639481 brakes are difficult to press (VERY HARD)
  • 11708527 Brake System Control Module Replacement - The brake system control module needs replacement due to a fault detected with 10 volts on terminal 1. Replacing this component can help maintain proper functionality of the brake system and ensure consistent performance. Why would this
EVAP leak detection pump failureENGINE2 complaints2025-10 → 2025-10encore-gx-2021-evap-pump-failure
  • 11693594 Evap leak detection pump failed at 78,871 miles. 2022 models and beyond are covered for this defect
  • 11693596 Evap leak detection pump failed at 78,871 miles. 2022 models and beyond are covered for this defect
Recall parts unavailable for emergency jack repairEQUIPMENT2 complaints2021-08 → 2021-08encore-gx-2021-jack-recall-parts
  • 11427472 The contact owns a 2021 Buick Encore GX. The contact had received notification of NHTSA Campaign Number: 21V440000 (Equipment) however, the part to do the recall repair was not available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the
  • 11429736 The contact owns a 2021 Buick Encore. The contact had received notification of NHTSA Campaign Number: 21V440000 (Equipment) however, the part to do the recall repair was not available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the
Shift-to-park message preventing engine shutoffPOWER TRAIN11 complaints2024-01 → 2026-03encore-gx-2021-shift-to-park
  • 11669903 Car is put on Park and a warning light comes out saying car is not on park
  • 11665822 The contact owns a 2021 Buick Encore GX. The contact stated that after parking the vehicle and shifting to park(P), the vehicle failed to immediately shut off. During the failure the message "Shift to Park" was displayed. The contact stated that the failure was intermittent
Transmission failure requiring full replacementPOWER TRAIN3 complaints2023-12 → 2026-05encore-gx-2021-transmission-failure
  • 11735946 A 2021 Buick Encore GX with 66,828 miles experienced sudden transmission failure while driving. The vehicle lost forward gear engagement and began slipping, creating an immediate safety risk to the driver and other motorists due to unexpected loss of vehicle propulsion and
  • 11559624 I bought my vehicle the later part of 2021 and the transmission and engine no longer work and need to be replaced. When I first purchased the vehicle the battery completely died in less than 6 months. Numerous repairs and now the warranty won't work since I am over 60000 miles
Fuel pump failure causing sudden stallENGINE, FUEL/PROPULSION SYSTEM2 complaints2024-02 → 2026-04encore-gx-2021-fuel-pump-stall
  • 11569827 I recently took my vehicle into the classic Chevrolet dealership where it was purchased for the manufacture warranty on a fuel remission pump to be replaced under warranty. When I got my car back when I reverse and switch and to drive it either jumps like it’s not getting gas,
  • 11732027 My vehicle suddenly stalled and completely shut off while I was driving. No warning lamps, messages or other symptoms to alert me there was any engine issues. I was definitely put in danger as I was driving at rush hour in a 6 lane busy US 1 Federal Highway. The vehicle was

NHTSA complaints (summary) all years →

countearliest_datelatest_datecrash_flaggedfire_flaggedtop_components
522021-06-112026-08-3020ENGINE:15; POWER TRAIN:11; SERVICE BRAKES:8; FUEL/PROPULSION SYSTEM:7; UNKNOWN OR OTHER:6

Recalls all years →

campaign_numberreport_received_datecomponentsummaryconsequenceremedy
20V58800024/09/2020SERVICE BRAKESGeneral 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.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.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.
21V44000010/06/2021EQUIPMENT:MECHANICAL:ACCESSORY SCISSOR/SCREW/BOTTLE JACK/LIFT:STANDGeneral 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.A fractured jack can cause the vehicle to collapse, increasing the risk of injury.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.

Investigations all years →

none listed

FARS occupant deaths all years →

crash_yearsoccupant_deathsmatch_typevpic_recovered
2010-202418legacy-code0

FARS counts every occupant death in a fatal crash, whatever the cause — it does not mean the vehicle was at fault or defective. Counts are not adjusted for how many of each vehicle are on the road.

Cite this

Derived data is CC BY 4.0. Link back to the page you used. Text and BibTeX below.

Wrench.Pro (2026). 2021 Buick Encore GX vehicle data [dataset]. https://www.wrench.pro/data/vehicles/2021/buick/encore-gx
@misc{wrenchpro_2021_buick_encore_gx_2026,
  author = {Wrench.Pro},
  title = {Wrench.Pro vehicle data: 2021 Buick Encore GX},
  year = {2026},
  howpublished = {\url{https://www.wrench.pro/data/vehicles/2021/buick/encore-gx}},
  note = {Derived from NHTSA public records. CC BY 4.0.}
}

hub · known-issues · methodology · license · research (interpretation)