2021 Buick Encore problems and complaints

Owners have filed 9 complaints with NHTSA about the 2021 Buick Encore. The most-reported areas: Power Train (3), Engine (3), Service Brakes (2).

Key takeaways

  • 9 owner complaints on file with NHTSA.
  • 0 involve a crash, 0 a fire, 1 reported injury.
  • Complaints are unverified owner reports; recalls are confirmed defects.
Complaints by component
ComponentComplaintsShare
Power Train333%
Engine333%
Service Brakes222%
Unknown Or Other111%
Electrical System111%
Air Bags111%

One complaint can name several components, so shares add up to more than 100%.

NHTSA 5-Star crash ratings
VersionOverallFrontSideRollover
2021 Buick Encore SUV FWD5/55/55/54/5
2021 Buick Encore SUV AWD5/55/55/54/5

Latest complaints, as filed

Owner-written and unverified by NHTSA.

Power Train,service Brakes - filed 2026-05-27

Intermittent Service Brake Assist Light with very hard brake pedal and almost no breaks backing up. Have had it to several shops who said it was a turbo booster issue so scheduled service with Patriot GMC Boyertown Pa. Also intermittently has little to no power causing driving hazard suddenly especially uphill. Seem...

Engine - filed 2025-11-11

I have continuously had my check engine light pop on. I have took it in twice for them fix the issue which is the purge sensor. It did not fix the issue because the light just pops back on. This has caused issues with me passing emissions and has been an headache shortly street I obtained the vehicle.

Service Brakes - filed 2025-08-21

The contact owns a 2021 Buick Encore. The contact stated that while driving at an undisclosed speed, the brake pedal was firm while depressed. The contact had to slam on the brake pedal to stop the vehicle. The contact stated that the Hill Assist message was displayed. The brake pedal was pumped several times before th...

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More for the 2021 Buick Encore

Complaints are reports filed by owners with the National Highway Traffic Safety Administration. NHTSA publishes them without verifying them, and counts rise with how many cars were sold, so compare years of the same model rather than different models. Crash ratings are NHTSA's own 5-Star Safety Ratings results.