The 2020 Buick Regal is associated with 5 official NHTSA owner defect complaints and 2 safety recall campaigns in the federal safety database. The most frequently reported component area is Back Over Prevention / Camera, accounting for 1 reports (20% of total complaints). EPA testing covers 4 certified vehicle configurations spanning 2l 4-cyl and 3.6l 6-cyl configurations. Gasoline and hybrid variants deliver 22 to 26 MPG combined. Detailed NHTSA crash-test ratings are not available in the current AutoUtility dataset for this model year.
Key Data Findings
- • NHTSA Owner Complaints: 5 reports
- • Safety Recall Campaigns: 2 campaigns
- • Top Reported Defect Area: Back Over Prevention / Camera (1 / 20%)
- • NHTSA Overall Safety Rating: Not rated by NHTSA
- • EPA Efficiency: 22–26 MPG (4 variants)
Data Note: Compiled directly from official NHTSA Office of Defects Investigation (ODI), NHTSA 5-Star Safety Ratings, and EPA FuelEconomy.gov databases.
| Variant | Engine | Drivetrain | Transmission | City | Highway | Combined | EV Range | Est. Annual Fuel Cost |
| Regal | 2L 4-Cyl | Front-Wheel Drive | Automatic (S9) | 22 MPG | 32 MPG | 26 MPG | — | $2,900 / yr |
| Regal AWD | 2L 4-Cyl | All-Wheel Drive | Automatic (S8) | 21 MPG | 29 MPG | 24 MPG | — | $3,150 / yr |
| Regal TourX AWD | 2L 4-Cyl | All-Wheel Drive | Automatic (S8) | 21 MPG | 29 MPG | 24 MPG | — | $3,150 / yr |
| Regal AWD | 3.6L 6-Cyl | All-Wheel Drive | Automatic (S9) | 19 MPG | 27 MPG | 22 MPG | — | $2,800 / yr |
Data Boundary Note: EPA specifications are shown by certified vehicle configuration. NHTSA complaints and recall totals are recorded at the model-year level across all configurations.
| Tested Drivetrain / Cab Variant | Overall Rating | Frontal Crash | Side Crash | Rollover Rating | Rollover Risk |
| 5 HB FWD | Not Rated | Not Rated | Not Rated | Not Rated | — |
Active Driver Assistance Systems (NHTSA Recorded): Forward Collision Warning (FCW) is documented as Optional and Lane Departure Warning (LDW) is documented as Optional in official NHTSA records for tested 2020 Buick Regal models.
View complete 2020 Buick Regal crash test & safety breakdown →
Top Reported Problem Categories
Ranked by total consumer complaint submissions recorded by NHTSA
Data Attribution & Context: Complaints are self-reported by vehicle owners to NHTSA and represent unverified consumer submissions. Complaint volume does not equal a statistically controlled failure rate and is not adjusted for total vehicles sold or cumulative mileage driven.
View all 2020 Buick Regal problems & component breakdown (5 categories) →
Affected Component: SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM
Defect Summary: General Motors, LLC (GM) is recalling certain 2018-2020 Buick Regal vehicles. In the event of a vacuum-power brake assist failure, a software error in the electronic brake control module (EBCM) may result in a loss of power brake assist. As such, these vehicles fail to conform to Federal Motor Vehicle Safety Standard No. 135, "Light vehicle brake systems."
Free Manufacturer Remedy: Dealers will update the EBCM software, free of charge. Interim owner notification letters advising owners of the safety risk were mailed on August 19, 2022. Owner notification letters were mailed September 16, 2022. Owners may contact Buick's customer service at 1-800-521-7300.
Affected Component: SEATS
Defect Summary: General Motors LLC (GM) is recalling certain 2019-2020 Buick Regal vehicles. The driver or passenger front seat frames may have a lower crossbar that was improperly welded.
Free Manufacturer Remedy: GM will notify owners, and dealers will inspect the crossbar welds on the front seats. If the crossbar is improperly welded, the seat back frame will be replaced, free of charge. Interim notices informing owners of the safety risk were mailed November 26, 2019. Owners received a second notice and the recall began February 20, 2020. Owners may contact Buick customer service at 1-800-521-7300. GM's number for this recall is N192278300.
View all 2020 Buick Regal recalls & campaign history (2 campaigns) →