The 2012 Buick Regal is a mid-size sedan that blends European-inspired styling with a refined interior and engaging performance, designed for consumers seeking a comfortable and stylish vehicle. Built on the GM Epsilon II platform, this model offers a quiet cabin, premium materials, and a range of available technologies, including the Buick IntelliLink infotainment system. Its European-inspired design and available turbocharged engine, producing 220 horsepower and 259 lb-ft of torque, position it as a competitive option within its segment, offering a balance of comfort, sportiness, and upscale appointments. This manual serves as a comprehensive guide for owners and technicians, covering essential aspects of the 2012 Buick Regal. It details vehicle operation, routine maintenance procedures such as fluid checks and filter replacements, and basic troubleshooting for common issues. The manual also provides important safety guidelines, information on the vehicle's electrical, powertrain, and chassis systems, and specifications for key components. With an estimated 400-500 pages of content in English, this resource is designed to help users understand, maintain, and ensure the longevity and optimal performance of their vehicle. 🏷️ Basic Information Identification Make: Buick Model: Regal Year: 2012 Platform: GM Epsilon II Codes Vin Prefix: 1G4 👋 Introduction Market Position Segment: Mid-size Sedan / Sport Sedan Target Audience: Consumers seeking a stylish, comfortable, and relatively sporty mid-size sedan with premium features. Competitive Analysis Key Competitors: Acura TSX, Infiniti G37 Sedan, Lexus IS250, Volvo S60, Audi A4, BMW 3 Series (entry-level trims). Key Features Design: European-inspired styling, sleek profile, refined interior. Performance: Available turbocharged engine offering responsive performance, adaptive suspension (HiPer Strut on Turbo models). Comfort And Refinement: Quiet cabin, comfortable seating, premium materials, available driver-assist features. 📋 Manual Details Coverage Areas Language: English Region: North America (primarily U.S. and Canada) Page Count Estimated Page Count: 400-500 Manual Type Manual Type: Owner's Manual / Operator's Guide Format Format: PDF Download 📖 Manual Coverage Systems Covered Powertrain: Engine operation, cooling system, fuel system, exhaust system, ignition system, lubrication system. Transmission: Automatic transmission operation, gear selection, maintenance, and basic troubleshooting. Chassis: Suspension system, steering system, braking system (including ABS and Traction Control). Electrical: Lighting systems (headlamps, interior), power windows, locks, mirrors, audio system, climate control, dashboard indicators and warning lights. Body And Interior: Door operation, seat adjustments, airbag system, interior features, child seat installation (LATCH), and exterior features. Infotainment: Buick IntelliLink system operation, radio, CD player, auxiliary inputs, Bluetooth connectivity. Safety And Security: Airbag system, seat belts, child restraints, anti-theft system, remote keyless entry, tire pressure monitoring system (TPMS). Procedures Included Operation: Starting and stopping the engine, driving procedures, parking, using vehicle controls and features. Maintenance: Checking fluid levels (oil, coolant, brake fluid, windshield washer fluid), tire pressure checks, wiper blade replacement, bulb replacement, battery maintenance. Troubleshooting: Understanding dashboard warning lights and messages, basic troubleshooting of common issues. Emergency: Vehicle breakdown procedures, jump starting, changing a flat tire, towing information. Technical Depth Depth: Covers basic operation, maintenance, and user-level troubleshooting. Does not include detailed repair procedures or diagnostic codes typically found in a Service Manual. 📊 Manual Specifications File Format File Format: PDF Searchable: Yes (typically, depending on PDF creation) Printable: Yes Print Quality Image Resolution: High (suitable for on-screen viewing and printing) Binding Type Binding Type: N/A (Digital Format) Paper Type Paper Type: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Code: LF1 (2.0L Turbocharged) Engine Type: Inline-4, DOHC, 16-valve with Turbocharger and Intercooler Displacement: 1998 cc (2.0 Liters) Bore X Stroke: 86.0 mm x 86.0 mm Compression Ratio: 9.2:1 Performance Horsepower: 220 hp @ 5300 rpm Torque: 259 lb-ft @ 2500-4000 rpm Fuel System Fuel Delivery: Direct Injection (DI) with Turbocharging Recommended Fuel: Premium Unleaded Gasoline (91 octane or higher recommended for optimal performance) Engine Codes Other Secondary Engine Code: A24 (2.4L Naturally Aspirated) - Note: Less common in North America for 2012 Regal. Secondary Engine Performance Secondary Horsepower: 182 hp @ 6200 rpm (for A24) Secondary Torque: 172 lb-ft @ 4800 rpm (for A24) 🔧 Transmission Standard Transmission Type: 6-speed Automatic (M7U) Optional Transmission Type: N/A for 2012 North American models (manual transmission not offered in most markets) Features Shift Modes: Driver Shift Control (DSC) with manual shifting capability Fluid Specifications Transmission Fluid Type: Dexron VI (GM P/N 88863044 or equivalent) 📐 Dimensions Exterior Length: 191.7 inches (4869 mm) Width: 73.1 inches (1857 mm) Height: 58.4 inches (1483 mm) Wheelbase: 110.7 inches (2811 mm) Front Track: 61.7 inches (1568 mm) Rear Track: 62.0 inches (1575 mm) Interior Front Headroom: 38.8 inches (985 mm) Rear Headroom: 37.3 inches (947 mm) Front Legroom: 42.2 inches (1072 mm) Rear Legroom: 35.1 inches (892 mm) Cargo Trunk Volume: 15.1 cubic feet (428 Liters) Weights Curb Weight: Approx. 3500-3600 lbs (1588-1633 kg) depending on trim and options. Gross Vehicle Weight Rating: Approx. 4700 lbs (2132 kg) 🛡️ Safety Features Ratings NHTSA Overall Rating: 5-Star (for models...