2011 Buick Regal
The Verdict
Worst problem area
Engine
Engine leads by volume: 111 of 279 complaints (40%) mention it. Complaints mentioning Electrical include more fire reports (7) than those mentioning any other identified area.
Data last changed . Sources: NHTSA complaints and recalls, EPA fuel economy data. Methodology
Cost, Fuel Economy & Complaint History
| Category | 2011 | 2012 | 2013 | vs. 2011 Midsize Cars |
|---|---|---|---|---|
| Annual fuel cost ($) | 2,600–2,950 | 2,250–2,850 | 2,150–2,850 | |
| Combined MPG | 21–24 | 22–28 | 22–29 | |
| City / Highway MPG | 18–20 / 28–31 | 18–24 / 26–35 | 18–25 / 26–36 | |
| CO₂ tailpipe (g/mi) | 370–423 | 317–404 | 312–409 | |
| Complaints filed | 279 | 92 | 91 | |
| Recalls issued | 4 | 7 | 6 | |
| Crash-involved complaints | 7 | 3 | 6 | |
| Fire-involved complaints | 7 | 2 | 2 | |
| Injuries reported | 7 | 4 | 5 | |
| Deaths reported | 0 | 0 | 0 | |
| Configurations compared | 3 | 8 | 8 |
Not compared: this database has no vehicle sales or registration figures, so a raw count mostly reflects how many were sold, not how safe the vehicle is.
Common questions
How many recalls does the 2011 Buick Regal have?
4 NHTSA recall campaigns as of Sep 16, 2026. Check your VIN with NHTSA to see whether one applies to your car.
What is the most common complaint about the 2011 Buick Regal?
Engine: 111 of 279 NHTSA complaints (40%) mention it.
What gas mileage does the 2011 Buick Regal get?
EPA rates it 21–24 MPG combined across 3 configurations.
How much does it cost to fuel a 2011 Buick Regal?
EPA estimates $2,600–$2,950 a year in fuel costs, using EPA's assumptions.
Similar Vehicles
EPA-Rated Configurations (3)
| Configuration | Transmission | Cylinders | Displacement | Drivetrain | Fuel Type | Vehicle Class | City | Highway | Combined | Annual Fuel Cost | CO₂ |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Configuration 1 | Automatic (S6) | 4 | 2.4L | Front-Wheel Drive | Regular | Midsize Cars | 19 mpg | 30 mpg | 23 mpg | $2,700 | 386 g/mi |
| Configuration 2 | Automatic (S6) | 4 | 2.0L | Front-Wheel Drive | Gasoline or E85 | Midsize Cars | 18 mpg (low) | 28 mpg (low) | 21 mpg (low) | $2,950 (high) | 423 g/mi (high) |
| Configuration 3 | Manual 6-spd | 4 | 2.0L | Front-Wheel Drive | Gasoline or E85 | Midsize Cars | 20 mpg (high) | 31 mpg (high) | 24 mpg (high) | $2,600 (low) | 370 g/mi (low) |
Complaints by Category
| Category | Complaints | Crash-Involved | Fire-Involved | Injuries | Deaths |
|---|---|---|---|---|---|
| Engine | 111 | 2 | 1 | 3 | 0 |
| Transmission & Drivetrain | 39 | 3 | 0 | 0 | 0 |
| Fuel System | 17 | 2 | 1 | 0 | 0 |
| Electrical | 75 | 1 | 7 | 3 | 0 |
| Brakes | 49 | 0 | 0 | 0 | 0 |
| Steering | 17 | 1 | 0 | 2 | 0 |
| Suspension, Wheels & Tires | 10 | 1 | 0 | 0 | 0 |
| Airbags & Restraints | 10 | 1 | 0 | 1 | 0 |
| Driver Assistance & Speed Control | 14 | 2 | 0 | 0 | 0 |
| Body, Seats & Latches | 34 | 0 | 2 | 1 | 0 |
| Visibility & Lighting | 39 | 0 | 3 | 2 | 0 |
| Other | 19 | 0 | 0 | 0 | 0 |
A complaint that names more than one category is counted in each, so the rows can add up to more than the total number of complaints.
Recalls (4)
ELECTRICAL SYSTEM:WIRING; SEATS:FRONT ASSEMBLY:POWER ADJUST · Campaign 16V517000 · Jul 7, 2016
Defect: General Motors LLC (GM) is recalling certain model year 2011 Buick Regal vehicles manufactured November 3, 2009, to March 25, 2011, equipped with 8-way power adjustable front seats. The power seat wiring harness may contact the seat frame, causing the wires to chafe.
Consequence: Chafed harness wires may cause a short circuit, increasing the risk of a fire.
Remedy: GM will notify owners, and dealers will inspect and secure the wiring harness, and repair any chafed wires as necessary, free of charge. The recall began on March 13, 2017. Owners may contact Buick customer service at 1-800-521-7300. GM's number for this recall is 30710.
POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM:IGNITION · Campaign 16V502000 · Jul 5, 2016
Defect: General Motors LLC (GM) is recalling certain model year 2016-2017 Buick Verano and 2016 Chevrolet Malibu as the electronic park lock lever may allow the ignition key to be removed without the transmission being in PARK. Also, certain 2013 Buick Encore, 2011 Buick Regal, 2013-2014 Buick Verano, 2011-2016 Chevrolet Cruze, 2010-2013 Chevrolet Equinox 2013-2015 Chevrolet Malibu, and 2011-2013 GMC Terrain vehicles may have been serviced with similar defective replacement electronic park lock levers. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 114, "Theft Protection and Rollaway Prevention."
Consequence: If the key is removed without the transmission in PARK, the vehicle may rollaway as occupants are exiting, increasing the risk of injury.
Remedy: GM will notify owners, and dealers will inspect and if necessary replace the key cylinder lock housing, free of charge. The recall began on October 14, 2016. Owners may contact Chevrolet customer service at 1-800-222-1020, Buick 1-800-521-7300, and GMC 1-800-462-8782. GM's number for this recall is 50490 and 50491.
SEATS:FRONT ASSEMBLY:POWER ADJUST · Campaign 14V447000 · Jul 23, 2014
Defect: General Motors LLC (GM) is recalling certain model year 2011-2012 Buick LaCrosse, Regal and Chevrolet Camaro, as well as certain 2010-2012 Cadillac SRX, Chevrolet Equinox and GMC Terrain vehicles, equipped with power height adjustable driver and passenger seats. In the affected vehicles, the bolt that secures the driver's and passenger's power front seat height adjuster may fall out causing the seat to drop suddenly to the lowest vertical position.
Consequence: If the driver's seat unexpectedly drops, the distraction and altered seat position may affect the drivers' control of the vehicle, increasing the risk of a crash.
Remedy: GM will notify owners, and dealers will replace the height adjuster shoulder bolts, free of charge. The manufacturer distributed interim letters to owners on September 11, 2014. The recall began on December 26, 2014. Owners may contact GM customer service at 1-800-521-7300 (Buick), 1-800-458-8006 (Cadillac), 1-800-222-1020 (Chevrolet), or 1-800-462-8782 (GMC). GM's number for this recall is 14271.
EXTERIOR LIGHTING:TURN SIGNAL · Campaign 12V484000 · Oct 4, 2012
Defect: General Motors LLC (GM) is recalling certain model year 2011-2013 Buick Regal and model year 2013 Chevrolet Malibu vehicles. These vehicles are equipped with two turn signal bulbs in each front turn signal. If one of the two front turn signal bulbs burn out in either front turn signal lamp, there is no indication to the driver. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard No. 108, "Lamps, Reflective Devices, and Associated Equipment."
Consequence: If the driver is not aware that a turn signal is not functioning properly, the driver may continue to drive the vehicle. If half of a front turn signal is not illuminating, other driver's may not be aware that the affected vehicle is turning, thereby increasing the risk of a crash.
Remedy: GM will notify owners, dealers will update the body control module software, free of charge. The recall began in September 2014. Owners may contact Buick at 1-800-521-7300 or Chevrolet at 1-800-222-1020. GM's number for this recall is 12212.