Segment:
Compact Sedan, positioned as an entry-level luxury offering within Buick's lineup
Key Competitors:
Acura ILX, Audi A3, BMW 1 Series Sedan (where applicable), Mercedes-Benz CLA-Class
European Platform Sharing:
Based on GM's Delta II platform, shared with Opel Astra and Chevrolet Cruze, offering a European-tuned ride and handling
Quietness:
Emphasized quiet cabin due to extensive sound-deadening materials and acoustic glass
Comfort And Refinement:
Focus on premium interior materials, comfortable seating, and a refined driving experience
Engine Mechanical:
Complete overhaul, diagnosis, repair, tuning
Engine Electrical:
Ignition system, fuel injection system, sensors, ECU diagnostics, wiring diagrams
Transmission Automatic:
Overhaul, diagnosis, fluid service, control systems
Transmission Manual:
Overhaul, diagnosis, fluid service
Drivetrain:
Front-wheel drive (FWD) system, axles, CV joints, differential
Suspension:
Front and rear suspension components, alignment, shock absorbers, springs, bushings
Steering:
Power steering system (hydraulic or electric), steering column, tie rods, alignment
Brakes:
Front and rear disc brakes, ABS system, brake fluid service, caliper and rotor replacement
Electrical System:
Battery, charging system, starter, lighting, power windows, locks, mirrors, audio system
HVAC:
Heating, ventilation, air conditioning system diagnosis and repair, refrigerant handling
Body And Frame:
Body panels, doors, hood, trunk, interior trim, structural components
Safety Systems:
Airbag system, seatbelt pre-tensioners, SRS diagnostics
Routine Maintenance:
Oil changes, filter replacements, fluid checks, tire rotations
Troubleshooting:
Diagnostic charts, symptom-based troubleshooting, fault code interpretation
Repair Procedures:
Step-by-step instructions for component replacement and repair
Component Rebuilds:
Detailed instructions for internal component overhauls (e.g., engine, transmission)
Diagnostics:
Explains how to use diagnostic tools and interpret data
Wiring Diagrams:
Comprehensive electrical schematics for all systems
Troubleshooting Electrical:
Diagnosis of common electrical faults, circuit testing, component testing using multimeters and scan tools.
Body Repair:
Panel replacement, dent repair, glass replacement, door and lock mechanism repair.
Interior Repair:
Seat removal and repair, dashboard and trim panel removal/installation, carpet replacement.
Depth:
Comprehensive (from basic maintenance to complete engine/transmission rebuilds and advanced diagnostics)
Torque Specifications:
Precise torque values for all critical fasteners (engine, suspension, brakes, body).
Diagnostic Trouble Codes:
Explanation of OBD-II DTCs and specific Buick diagnostic codes, with potential causes and testing procedures.
NHTSA Front Crash:
5-Star (for 2012 model year)
NHTSA Side Crash:
5-Star (for 2012 model year)
IIHS Top Safety Pick:
Yes (for 2012 model year)
ABS:
Standard Anti-lock Braking System
Esc:
Standard Electronic Stability Control (StabiliTrak)
TCS:
Standard Traction Control System
Airbags:
Frontal, side-impact, and curtain airbags
Seatbelts:
3-point seat belts with pre-tensioners
Infotainment System Standard:
Buick IntelliLink infotainment system (available on higher trims, or optional on some)
Infotainment Features:
Bluetooth connectivity, USB port, auxiliary input, available navigation
Parking Assist:
Available rear parking assist sensors
Backup Camera:
Available rearview camera
Onstar:
Available OnStar system with turn-by-turn navigation and emergency services
Oil Change Interval:
7,500 miles (12,000 km) or 12 months, whichever comes first (using synthetic oil)
Service Intervals Filters
Air Filter Replacement:
Refer to manual for specific mileage or condition-based replacement; typically 20,000-30,000 miles
Cabin Air Filter Replacement:
Refer to manual for specific mileage or condition-based replacement; typically 15,000-20,000 miles
Fluid Specifications Engine Oil
Engine Oil Spec 2.4L:
SAE 0W-20 Synthetic (GM dexos1™)
Engine Oil Spec 1.4T:
SAE 0W-20 Synthetic (GM dexos1™)
Fluid Specifications Coolant
Coolant Type:
GM Super Coolant (Green), pre-diluted DEX-COOL® extended life coolant
Fluid Specifications Brake Fluid
Brake Fluid Type:
DOT 3 or DOT 4
Common Complaints Early Models:
Some reports of engine oil consumption (particularly with the 2.4L), potential for turbocharger issues on the 1.4T if not maintained properly, HVAC blend door actuator failures.
Timing Chain 2.4L:
The timing chain tensioner and guides on the 2.4L Ecotec can wear over time, potentially leading to noise or failure. The manual will detail inspection and replacement procedures.