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#BS-2021-BUIENC-4CEA2021 Buick EnclaveProblems, Recalls & Reliability
Based on reports from 33 owners and 2 recalls for this exact model.
Data updated ·checked October 21, 2026 · NHTSA complaints through October 19, 2026
Preliminary Verdict
Green Light
Based on 33 complaints, 0 crashes, 0 fires, and 2 recalls.
Top reported problems
intermittent growling or grinding noise while braking
2 complaints • Severity 6/10
brakes squeak all the time when you stop
1 complaints • Severity 6/10
sunroof roof leaking water after rainstorm
1 complaints • Severity 8/10
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Mechanic Inspection Checklist
7 owners reported brakes issues — failures commonly reported around 62K miles.
30,000-Mile Cost Projection
Best Case
Most Likely
Worst Case
Top cost driver: Brakes (7 reports).
Also in your report
Owner Intelligence
AI-synthesized themes from real complaints
Buyer Lot Checklist
Questions, test drive checks, walk-away triggers
Negotiation Talking Points
Data-backed dollar deductions
Buy / Skip Verdict
Final recommendation with conditions
Where the complaints fall
2021 Buick Enclave: Known Issues & Problem Areas
Brakes Issues
Brakes complaints account for 21% of all reports filed for the 2021 Buick Enclave, with 7 owners filing complaints with NHTSA. The median mileage at time of complaint is 62,188 miles, suggesting issues tend to surface around the 62K-mile mark.
Electrical Issues
Electrical complaints account for 18% of all reports filed for the 2021 Buick Enclave, with 6 owners filing complaints with NHTSA. Owners should pay attention to electrical-related symptoms during test drives and pre-purchase inspections.
Seat Belts Issues
Seat Belts complaints account for 9% of all reports filed for the 2021 Buick Enclave, with 3 owners filing complaints with NHTSA. Owners should pay attention to seat belts-related symptoms during test drives and pre-purchase inspections.
Structure:body Issues
Structure:body complaints account for 9% of all reports filed for the 2021 Buick Enclave, with 3 owners filing complaints with NHTSA. Owners should pay attention to structure:body-related symptoms during test drives and pre-purchase inspections.
Data sourced from NHTSA owner complaints and community reports. The full report analyzes severity, repair costs, and failure patterns for each category.
Complaint trend by year
Complaints filed with NHTSA by year for the 2021 Buick Enclave. Recent trend: stable.
Don't negotiate blind — know what this car costs to own
Repair costs • Negotiation scripts • Mechanic checklist • Buy/skip verdict
Recall History (2 recalls)
AIR BAGS:SENSOR:FRONTAL IMPACT
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.
AIR BAGS:SIDE/WINDOW:CURTAIN
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 from deploying in a crash.
Recall severity analysis & seller scripts
The full report rates each recall's severity and gives you scripts for asking the seller about recall completion.
2021 Buick Enclave NHTSA Safety Ratings
Overall
★★★★★5 of 5 stars
Frontal crash
★★★★★4 of 5 stars
Side crash
★★★★★5 of 5 stars
Rollover
★★★★★4 of 5 stars
From NHTSA's New Car Assessment Program (5-Star Safety Ratings). Where NHTSA tested more than one version of this vehicle, the lowest rating is shown.
The worst model year for the Buick Enclave is the 2008 — worth knowing if you're cross-shopping years. The biggest problem area is transmission.
2021 Buick Enclave vs. Class Average (Standard Sport Utility Vehicle 2WD)
This vehicle
33
Class avg
240
Below the class average — fewer complaints than typical standard sport utility vehicle 2wd vehicles. A good sign.
Complaint counts correlate with sales volume — popular vehicles naturally generate more reports. The full report normalizes for this.
About this data
NHTSA Complaints
Federal database of owner-filed safety complaints. 33 records for this vehicle.
NHTSA Recalls
Manufacturer-issued safety recalls. 2 recalls found for this vehicle.
Repair Cost Data
Real-world repair costs from owner reports and independent databases.
Last updated (checked October 21, 2026). NHTSA complaints received through October 19, 2026; safety ratings from NHTSA's 5-Star program.
Other Buick Enclave Model Years
View all Buick Enclave years →2021 Buick Enclave: Frequently Asked Questions
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Get the Full 2021 Buick Enclave Report
10 sections of AI analysis based on 33 owner reports. Know before you buy.