The service and repair manual for the 2012 Buick Regal — 2.0L I4 and 2.4L I4 engines, 3 trims. Matched to this exact model year, so the specifications and sequences are the ones Buick published for your car, not figures carried over from a neighbouring year.
01 / FitmentWhat this manual covers
| Model year | 2012 |
|---|---|
| Engines | 2.0L I4 — 122 cu in, DOHC, turbocharged 2.4L I4 — 145 cu in, DOHC |
| Trims | Premium Sedan 4-Door · Base Sedan 4-Door · GS Sedan 4-Door |
| Federal record | 4 recalls · 137 complaints · 752 technical service bulletins (refreshed 2026-08-21) |
02 / InsideSample pages from the 2012 Regal manual
03 / ContentsSections in the manual
- Quick Lookups 659
- General Information 1,850
- Accessories & Equipment 5,364
- Heating, Ventilation & A/C (HVAC) 356
- Body & Frame 1,900
- Hybrid/Electric Powertrain 107
- Brakes 748
- Drivelines & Axles 24
- Restraints 277
- Electrical 2,977
- Steering 360
- Engine Mechanical 677
- Suspension 251
- Engine Performance 4,143
- Transmission 933
- Front 111
- Second Pass Loosen 45
- Final Pass 184
04 / Known issuesRecalls on federal record for the 2012 Regal
- Suspension — rear · 21V00F000A rear toe link fracture may reduce the driver's ability to control the vehicle, increasing the risk.
- Exterior Lighting · 12V093000Inadequate lighting could reduce the visibility of the vehicle, increasing the potential for a crash.
- Electrical System · 13V173000If the vehicle is continued to be driven, the engine may stall and/or the vehicle may not start. in.
- Exterior Lighting — turn signal · 12V484000If the driver is not aware that a turn signal is not functioning properly, the driver may continue t.
Owners have filed 137 complaints and Buick has issued 752 technical service bulletins for the 2012 Regal. The manual carries the manufacturer's diagnostic and repair procedures behind these systems.
FAQQuestions about the 2012 Regal manual
Is this manual specific to the 2012 Regal?
Yes. It is the OEM manual matched to the 2012 model year, covering the 2.0L I4 and 2.4L I4 across the Premium Sedan 4-Door, Base Sedan 4-Door, GS Sedan 4-Door trims. Specifications and procedure sequences are the ones Buick published for this year.
What 2012 Regal problems does it help with?
4 recalls are on federal record for the 2012 Regal, covering suspension, exterior lighting, electrical system. The manual carries the manufacturer's diagnostic and repair procedures for those systems; the recall repairs themselves are done free by Buick dealers.
Does it include 2012 Regal wiring diagrams?
Yes — the complete wiring diagrams for the 2012 build, alongside repair procedures, specifications and diagnostics.
Is it a subscription?
No. $29.99 once and the manual is yours. It is a digital manual — nothing ships; access details arrive by email after checkout and it works on any device.
RelatedOther Regal years and 2012 Buick models
2017 Regal · 2016 Regal · 2015 Regal · 2014 Regal · 2013 Regal · 2011 Regal · all 30 years
2012 Buick Enclave · 2012 Buick LaCrosse · 2012 Buick Verano · every 2012 model