Vehicle Data Hub

2021 Buick Encore GX engine problems

19 complaints about engine have been filed for the 2021 Buick Encore GX, which is 27% of all its NHTSA complaints. It is the most reported problem area for this model year.

At a glance

Complaints
19 27% of this year's complaints
Crashes and fires
0 and 0
Injuries and deaths
0 and 0

Source: NHTSA owner complaints

What the data shows

None of the engine complaints mention a crash, fire, injury or death.

What owners wrote

The contact owns a 2021 Buick Encore GX. The contact stated that while at a stop sign, the RPM was fluctuating from 0 to 3,000 RPM. The contact stated that the vehicle stalled with the check engine warning light illuminated. The vehicle was able to be restarted. The contact mentioned the failure recurred multiple times with the vehicle being unable to be restarted. The vehicle was taken to the dealer where it was diagnosed that the emergency jack needed to be repaired under recall.

Reported at 9,000 miles, August 2021

The contact owns a 2021 Buick Encore GX. The contact stated while driving at an undisclosed speed, the accelerator pedal was depressed; however, the vehicle failed to accelerate as intended. The contact stated that occasionally the vehicle jerked with the check engine warning light illuminated. In addition, the contact stated that the speed odometer showed a different speed that the digital speed odometer reading. The vehicle was taken to the dealer where it was diagnosed with a failed turbo charger.

Reported at 32,500 miles, April 2024

Engine problems in other years

  • 2026
  • 2025
  • 2024
  • 2023
  • 2022
  • 2021
  • 2020

Engine problems across all Buick models