2012 Buick Regal problems & reliability
92 owner complaints filed with NHTSA for the 2012 Buick Regal, alongside 7 safety recall campaigns. Last verified Aug 7, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several vehicles.
2 complaints report injuries (4 injured).
Federal crash records (FARS 2020–2023): 2012 Buick Regal vehicles were involved in 19 fatal crashes with 9 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Exterior Lighting | 33 | 36% |
| Engine | 21 | 23% |
| Electrical System | 18 | 20% |
| Suspension | 11 | 12% |
| Service Brakes | 8 | 9% |
| Electronic Stability Control (esc) | 7 | 8% |
| Power Train | 7 | 8% |
| Seats | 6 | 7% |
| Vehicle Speed Control | 6 | 7% |
| Unknown OR Other | 5 | 5% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
Mileage when problems occurred
Half of the failures with a reported odometer reading occurred by 65,000 miles (middle 50% between 34,149 and 96,000 miles), based on 57 complaints that included mileage.
Complaints by incident year
What owners report
“The contact owns a Safety 1st Car Seat, Model Name: Disney Baby Jive 2-in-1 Convertible, Model Number: CC286-GAD, Manufactured Date: August 17, 2022. The contact stated that the forward-facing safety seat head detached from the seat with the screws still attached. The contact attempted to tighten the screws; however…”
Child Seat · filed Aug 21, 2025
“There is a water seal leak around the driver side headlight. I have photos showing proof of standing water. It has now caused the headlight, left turn signal, and drivers side brake light to fail. My passenger side headlight is doing the same. I have no headlights, no driverside lights period. I drive 2 children…”
Exterior Lighting · filed Jul 27, 2025
“[XXX] my car failed to let me use the brake, i was going about 45mph and when i went to apply brake pressure the pedal was so stiff i couldnt use the brake. Causing from end collision, when i made a trip to springdale to have my car inspected it didnt make it, started backfiring and dying around 65 mph then the motor…”
Service Brakes · filed Nov 26, 2024
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Federal defect investigations
- Sands Chevrolet/Hybrid System Fire/Stall
Audit Query AQ14001 · opened May 2, 2014 · closed May 22, 2016
- Generator Control Module Fires
Recall Query RQ13003 · opened Jul 5, 2013 · closed Jul 22, 2014
Technical service bulletins
1,748 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2012 Buick Regal. The 10 most recent:
This document provides the technician with a diagnostic tip if the vehicle stalls and set diagnostic trouble code P0191 and may also set P0172. The diagnostic tip has the technician inspect the high pressure fuel pump…
PIP6113 · Service Bulletin/Repair Instructions · issued May 19, 2026
This preliminary information communicates information about how to determine if a wheel and tires size change is available.
PIT3271Q · Service Bulletin/Repair Instructions · issued Apr 1, 2026
This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect.
PIP6104 · Service Bulletin/Repair Instructions · issued Mar 9, 2026
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIP4902V · Service Bulletin/Repair Instructions · issued Mar 9, 2026
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIP4902U · Service Bulletin/Repair Instructions · issued Jan 8, 2026
This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customer’s vehicles that exhibit vibration conditions…
PIT5214G · Service Bulletin/Repair Instructions · issued Nov 20, 2025
New Vehicle Monitoring Programs Section in IVH
13598 · Other · issued Sep 9, 2025
This Warranty Administration service bulletin provides Lithium-Ion battery Exchange Process and Transaction Submission information.
18-NA-180 · Service Bulletin/Repair Instructions · issued Sep 4, 2025
This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIP4902T · Service Bulletin/Repair Instructions · issued Aug 14, 2025
This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may…
PIC5650M · Service Bulletin/Repair Instructions · issued Aug 7, 2025
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2012 Buick Regal has 7 NHTSA recall campaigns — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2012 Buick Regal?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.
- · Owners most often reported problems around 65,000 miles — budget accordingly if the car is approaching that mileage.