2020 Buick Enclave Safety Report

2020 Buick Enclave: High Crash Test Scores, Multiple Recalls, and Emerging Engine/Exhaust Concerns

41Complaints
6Recalls
★★★★★Safety Rating
65/100Reliability Score
2Crash Reports
2Injuries
Most reported components: Engine (6)Unknown Or Other (5)Power Train (3)Electrical System (3)Steering (2)Service Brakes (2)Fuel System, Gasoline (2)Seat Belts (2)Electrical System,Unknown Or Other (2)Tires (1)

AI Safety Analysis for the 2020 Buick Enclave

The 2020 Buick Enclave presents a mixed safety picture, with strong crash test performance but a notable number of recalls and emerging complaint patterns. NHTSA awarded the vehicle an excellent 5-star overall safety rating, including 5 stars for side impact and 4 stars for frontal and rollover tests, indicating robust occupant protection in various crash scenarios. However, the vehicle has been subject to 6 recalls, addressing critical issues such as potential tire failure (two separate recalls), transmission oil leaks leading to loss of propulsion, insufficient fuel supply causing engine stalls, degraded airbag performance, and even a cracked frame rail that could compromise crash performance. These recalls highlight significant manufacturing or design flaws that required corrective action. Despite the high safety ratings, the 2020 Enclave has accumulated 41 NHTSA complaints, with 2 crashes and 2 injuries reported. A concerning pattern of engine-related issues stands out, with 6 complaints, including reports of engine shutdowns while driving and exhaust system failures. Several complaints detail broken exhaust pipe welds and brackets, leading to holes in the exhaust and potential carbon monoxide exposure, an issue that appears to be covered by special adjustments for other model years but not consistently for 2020. Power train complaints, totaling 3, include instances of the vehicle abruptly shifting into park or failing to engage park, and a park solenoid failure. Other recurring issues from complaints include electrical system malfunctions (3 complaints) such as hazard lights illuminating inadvertently and 'Service Electrical Charging System' warnings, and steering problems (2 complaints) like the steering wheel locking and loss of power steering. The recall history directly correlates with some complaints, particularly regarding tires and power train. While the crash test results are reassuring, the volume and nature of the complaints, especially those related to engine and power train, suggest potential long-term reliability and safety concerns that buyers should be aware of.

Reliability Score

The 2020 Buick Enclave receives a reliability score of 65 out of 100 based on analysis of NHTSA complaint data, recall history, crash reports, and safety ratings. This indicates average reliability — some notable concerns exist that prospective buyers should be aware of.

Known Issues for the 2020 Buick Enclave

The following issues have been identified from NHTSA complaint data and owner reports for the 2020 Buick Enclave:

IssueSeverityFrequencyTypical Mileage
Exhaust Pipe/Bracket Failure
Weld points on the front exhaust pipe breaking, leading to holes, loud noises, exhaust smell in cabin, and P0420 codes. This issue is covered for 2019 and 2021 models but not consistently for 2020.
Medium Common unknown miles
Engine Shutdowns/Stalling
Repeated engine shutdowns while driving or stalling at idle speeds, sometimes after refueling, creating serious safety hazards.
High Occasional unknown miles
Transmission Issues (Loss Of Park/Abrupt Shifting)
Vehicle failing to go into park, park solenoid failure, or transmission abruptly shifting into park while moving at low speeds.
High Occasional unknown miles
Tire Sidewall/Tread Separation
Over cured tires may develop a break in the sidewall or belt edge separation, leading to sudden air loss or tread/belt loss. Subject to two recalls (20T018000, 20T019000).
High Occasional unknown miles
Steering Wheel Locking/Loss Of Power Steering
Steering wheel repeatedly locks while turning, followed by loss of power steering and various warning messages.
High Rare unknown miles
Electrical System Malfunctions
Inadvertent illumination of hazard lights, horn honking, 'Service Electrical Charging System' warnings, and low voltage issues.
Medium Occasional unknown miles

Common Problems Reported by Owners

Based on NHTSA complaint data, the following components account for the majority of reported issues with the 2020 Buick Enclave:

Engine 14% of complaints

Frequent complaints about exhaust system failures (broken welds/brackets) and engine stalling/shutdowns.

Power Train 7% of complaints

Issues with transmission, including failure to engage park and abrupt shifting.

Electrical System 7% of complaints

Malfunctions such as inadvertent hazard lights, horn, and charging system warnings.

Tires 2% of complaints

Concerns about tire integrity, aligning with recall issues.

Steering 4% of complaints

Reports of steering wheel locking and loss of power steering.

Service Brakes 4% of complaints

Brake noise and potential ABS system issues.

Seat Belts 4% of complaints

Driver's seat belt difficult to click or failing to latch.

Frequently Asked Questions About the 2020 Buick Enclave

Is the 2020 Buick Enclave safe?

Based on NHTSA data, the 2020 Buick Enclave received an excellent 5-star overall safety rating in crash tests, indicating strong occupant protection. However, it has been subject to 6 recalls addressing significant safety defects, and 41 consumer complaints, including 2 crashes and 2 injuries, highlight emerging issues particularly with the engine and power train.

What are common problems with the 2020 Buick Enclave?

The most reported issues for the 2020 Buick Enclave include engine problems (14.6% of complaints), primarily related to exhaust pipe/bracket failures and engine stalling/shutdowns. Power train issues (7.3%), such as transmission park failures, and electrical system malfunctions (7.3%) are also frequently cited.

Are there any recalls for the 2020 Buick Enclave?

Yes, the 2020 Buick Enclave has 6 recalls. These include recalls for potential tire failure, transmission oil leaks leading to loss of propulsion, insufficient fuel supply causing engine stalls, degraded airbag performance, a cracked frame rail, and issues with the fuel pump's jet nozzle.

How does the 2020 Buick Enclave perform in crash tests?

The 2020 Buick Enclave performed very well in NHTSA crash tests, earning a 5-star overall safety rating. It received 4 stars for frontal crash, 5 stars for side crash, and 4 stars for rollover resistance.

Should I be concerned about the exhaust system on a 2020 Buick Enclave?

Yes, there are multiple complaints regarding the exhaust system, specifically broken welds and brackets on the front exhaust pipe leading to holes and potential exhaust leaks into the cabin. This issue is particularly concerning as it appears to be a known problem for other Enclave model years but not consistently covered for 2020.

Buyer Advice

Our recommendation: While the 2020 Buick Enclave boasts strong crash test ratings, potential buyers should be aware of the numerous recalls and recurring complaints, especially concerning engine/exhaust system integrity and power train issues. Thoroughly check for all recall completions and consider an independent pre-purchase inspection focusing on the exhaust system and transmission.

NHTSA Data Summary for 2020 Buick Enclave

This safety report is based on a comprehensive analysis of data from the National Highway Traffic Safety Administration (NHTSA) for the 2020 Buick Enclave. The data includes 41 consumer complaints filed by vehicle owners, 6 manufacturer-initiated safety recalls, 2 reported crashes, 2 reported injuries, and safety rating assessments associated with this vehicle.

The NHTSA has assigned the 2020 Buick Enclave an overall safety rating of 5 out of 5 stars, with a frontal crash rating of 4 stars, a side crash rating of 5 stars, and a rollover rating of 4 stars. These ratings are determined through controlled crash testing conducted by the NHTSA.

All data presented in this report is sourced from public NHTSA databases. Our AI analysis identifies patterns across complaint narratives, correlates them with recall history, and produces the safety assessment above. This analysis is updated as new complaints and recalls are filed with the NHTSA.

Consumers are encouraged to report vehicle safety problems to the NHTSA at nhtsa.gov. If your vehicle is subject to a recall, contact your dealer to schedule the free repair.