2021 Buick Enclave Problems, Recalls & Reliability

31 owner complaints sit in the federal file for the 2021 Buick Enclave, alongside 2 recall campaigns and 0 defect investigations. It scores 3/100 on the trouble index — one of this model's quieter years.

One of the quieter years. Relative to its siblings, the 2021 Buick Enclave has drawn well-below-average complaint volume with at least four years on the road.

31Complaints
3/100Trouble index
2Recalls

Better year

Where 2021 sits among all Enclave years

Darker = quieter yearsBrighter amber = more trouble

What owners report

Brakes & stability 6 complaints (19%)
Electrical 6 complaints (19%)
Other 4 complaints (13%)
Seat belts 3 complaints (10%)
Body & structure 3 complaints (10%)
Engine 2 complaints (6%)

Recalls (2)

AIR BAGS 22V210000 2022

General Motors, LLC (GM) is recalling certain 2020-2022 Chevrolet Traverse and 2021-2022 Buick Enclave vehicles. The harness connector to the left or right side roof rail air bag may have incompatible electrical terminals, which could prevent the air bags…

Fix: Dealers will replace the harness connector to the roof rail air bags, free of charge. Owner notification letters were mailed on April 29, 2022. Owners may contact Buick customer service at…

AIR BAGS 21V472000 2021

General Motors, LLC (GM) is recalling certain 2021 Chevrolet Traverse and Buick Enclave vehicles. During service by dealers, certain vehicles may have received incorrect air bag calibration software that may affect frontal airbag deployment.

Fix: Dealers will update the air bag calibration software, free of charge. Owner notification letters were mailed on July 29, 2021. Owners may contact Chevrolet customer service at 1-800-222-1020 and…

Technical service bulletins

655 manufacturer communications — service bulletins, the biggest share on electrical and engine — are on file for the 2021 Buick Enclave. A TSB is factory repair guidance, not a recall — the repair is not automatically free.

See the 2021 Enclave TSB list →

Complaint history for this model year

When owners filed their reports — a long tail means problems kept surfacing for years.

2021peak 11 in 20212026

Questions buyers ask

Is the 2021 Buick Enclave reliable?

The 2021 Buick Enclave drew 31 complaints in federal safety records — one of this model's quieter years. Its trouble index is 3/100, scored against the model's worst year (2008).

What are the most common 2021 Buick Enclave problems?

The top reported problems for the 2021 Buick Enclave are brakes & stability (6 complaints), electrical (6), and other (4).

Does the 2021 Buick Enclave have recalls?

2 recall campaigns apply to the 2021 Buick Enclave. Recall repairs are free at any franchised dealer.

← 2020 Enclave All Enclave years 2022 Enclave →
Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.