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2012 Buick

Regal

Auto (S6), 4 cyl, 2.4 L, SIDI

Buick Regal: best and worst years
2012 Buick Regal
PhotoDinkun ChenCC BY-SA 4.0Wikimedia Commons

Overview

Body
Midsize CarsEPA, from EPA, last updated 6/11/2026
Drivetrain
Front-Wheel DriveEPA, from EPA, last updated 6/11/2026
Transmission
Automatic (S6)EPA, from EPA, last updated 6/11/2026
Powertrain
GasEPA, from EPA, last updated 6/11/2026
Fuel
RegularEPA, from EPA, last updated 6/11/2026

Engine & performance

HP
182
Power to weight
0.051 hp/lb
Axle ratio
3.23
Cyl
4EPA, from EPA, last updated 6/11/2026
Aspiration
Naturally aspiratedEPA, from EPA, last updated 6/11/2026

Efficiency

MPG Hwy
30 mpgEPA, from EPA, last updated 6/11/2026
MPG City
19 mpgEPA, from EPA, last updated 6/11/2026
MPG Comb
23 mpgEPA, from EPA, last updated 6/11/2026
Fuel $/yr
$2,700EPA, from EPA, last updated 6/11/2026
Smog score
6/10
Elec. Range
0 miEPA, from EPA, last updated 6/11/2026
SmartWay certified
No

Dimensions & capacity

Length
191 inNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026
Width
73 inNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026
Height
58 inNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026
Wheelbase
108 inNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026
Curb Weight
3,580 lbNHTSA vPIC, from NHTSA vPIC, last updated 6/4/2026
Pass. Vol
98 ft³EPA, from EPA, last updated 6/11/2026
Cargo Vol
13 ft³EPA, from EPA, last updated 6/11/2026

Safety NHTSA, model year

Overall crash rating
★★★★★
Rollover rating
★★★★
Stability control (ESC)
Standard
Forward-collision warning
No
Lane-departure warning
No
Recalls
7
Owner complaints
91
Reported injuries
4
Theft rate
1.0 per 1,000 produced (CY 2012 federal data)

Feature availability

Which features come standard, cost extra, or are locked to a pricier trim arrives with the next data phase. Standard equipment shows here today.

Standard

Reported problems NHTSA owner complaints, model year

  • EXTERIOR LIGHTING24%
  • ENGINE15%
  • ELECTRICAL SYSTEM13%
  • SUSPENSION7%
  • SERVICE BRAKES6%
  • ELECTRONIC STABILITY CONTROL (ESC)5%

Source: NHTSA owner complaints, 136 total.

Buick Regal: best and worst years

Federal investigations NHTSA defect investigations, model year

  • AQ14001opened May 2, 2014ELECTRICAL SYSTEM

    Sands Chevrolet/Hybrid System Fire/Stall

  • RQ13003opened Jul 5, 2013ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY

    Generator Control Module Fires

Warranty manufacturer terms, by make

Basic
4 yr / 50k mi
Powertrain
6 yr / 70k mi
Roadside assistance
6 yr / 70k mi
Maintenance
1 yr / 12k mi

Information is gathered on a best-effort basis from public sources, may be incomplete or out of date, and is not purchasing or financial advice. Verify with the manufacturer or dealer before buying.