🏷️ Basic Information Identification Make: Chevrolet Model: Sonic Year: 2012 Model Generation: First Generation (T300) Codes Platform: GM Gamma II 👋 Introduction Market Position Market Niche: Subcompact car segment, positioned as an affordable and stylish option with European design influences. Competitive Analysis Competitors: Competed against vehicles such as the Ford Fiesta, Honda Fit, Toyota Yaris, Hyundai Accent, and Kia Rio. Key Features Key Selling Points: Distinctive styling, fuel efficiency, available turbocharged engine (on later models, though less common for 2012 base models), modern interior features for its class, and a focus on safety. Manual Value Proposition Value: Provides vehicle-specific, factory-level repair information, empowering owners and independent technicians to perform maintenance and repairs accurately and efficiently, saving time and money compared to relying solely on dealerships or generic guides. 📋 Manual Details Coverage Areas Coverage: All models and all repairs A-Z for the 2012 Chevrolet Sonic. Page Count Page Count: Undisclosed (typically extensive for a complete service manual) Manual Type Manual Type: Factory Service and Repair Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Engine: Detailed coverage including maintenance, diagnosis, repair, and specifications for engine mechanical, control systems, fuel service, emission control, intake, exhaust, cooling, lubrication, ignition, starting, and charging systems. Drivetrain: Comprehensive information on automatic transmission, clutch, manual transmission, transfer case, propeller shaft, drive shaft, differential, axle, suspension, tire, and wheel systems. Brakes: Detailed procedures for brake control systems, general brake repairs, and parking brake systems. Steering Suspension: In-depth coverage of steering column, power steering systems, axle, suspension, and tire/wheel assemblies. Electrical Electronics: Extensive coverage including wiring schematics, diagnosis, and repair for the supplemental restraint system (SRS), seat belts, engine immobilizer, cruise control, wiper/washer systems, door locks, meter/audio/visual systems, horn, windshield/glass/mirrors, instrument panel, seats, engine hood/doors, exterior/interior components, general electrical systems, and multiplex/CAN communication networks. Procedures Included Repair Procedures: Complete step-by-step instructions for diagnosis, maintenance, and repair of all vehicle systems. Diagnostic Procedures: Detailed diagnostic trees, fault code interpretations, and troubleshooting guides for identifying and resolving vehicle issues. Maintenance Procedures: Comprehensive maintenance schedules and procedures for all major vehicle components. Technical Depth Depth: Factory-level technical information, equivalent to that used by dealership technicians, covering everything from basic maintenance to complex diagnostics and component-level repairs. 📊 Manual Specifications File Format File Format: PDF Print Quality Print Ability: All pages are printable, allowing for enlarged copies of diagrams and illustrations. Binding Type Binding Type: Digital (PDF format, no physical binding) Paper Type Paper Type: N/A (Digital) Compatibility Operating Systems: Compatible with Windows (Vista 32/64, XP, ME, 98, NT, 2000) and Mac operating systems. Software Requirements Required Software: Adobe PDF Reader and Winzip (free online). ⚙️ Engine Specifications Primary Engine Engine 1 Liter Displacement: 1.4L ECOTEC DOHC I4 (GMDAT F14D4) Engine 1 Liter Horsepower: 100 hp @ 6000 rpm (approx.) Engine 1 Liter Torque: 96 lb-ft @ 3800 rpm (approx.) Optional Engine Engine 2 Liter Displacement: 1.4L ECOTEC Turbo DOHC I4 (LUV) Engine 2 Liter Horsepower: 138 hp @ 4900 rpm (approx.) Engine 2 Liter Torque: 148 lb-ft @ 2500 rpm (approx.) Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) with sequential port injection. Engine Management ECU Type: GM ECM (Engine Control Module) with CAN bus communication. Cooling System Coolant Type: Dex-Cool (Orange) Long-Life Antifreeze/Coolant (GM specification 6277M). 🔧 Transmission Standard Transmission Transmission Type 1: 5-speed Manual Transmission (M21/M22 variant). Optional Transmission Transmission Type 2: 6-speed Automatic Transmission (6T40 variant). Fluid Specifications Automatic Transmission Fluid Type: Dexron VI (GM specification 9986253). Manual Transmission Fluid Type: SAE 75W-90 Synthetic Gear Lubricant (API GL-4/GL-5 rated). 📐 Dimensions Exterior Length: Sedan: 171.7 in (4361 mm); Hatchback: 160.1 in (4067 mm) Width: 69.9 in (1775 mm) Height: Sedan: 57.0 in (1448 mm); Hatchback: 59.7 in (1516 mm) Wheelbase Wheelbase: 100.6 in (2555 mm) Weights Curb Weight: Approx. 2,600 - 2,900 lbs (1179 - 1315 kg), varies by body style and equipment. 🛡️ Safety Features Ratings NHTSA Overall Rating: 5-Star Overall Safety Rating (for models equipped with specific safety features). Active Features Electronic Stability Control: Standard (StabiliTrak) Anti Lock Brakes: Standard Traction Control: Standard Passive Features Airbags: Standard front airbags, front side-impact airbags, and curtain side-impact airbags. Seat Belts: Front pretensioners with load limiters, rear 3-point seat belts. 💡 Technology Features Infotainment Infotainment System: Available Chevrolet MyLink infotainment system with a touch-screen display (on higher trims), Bluetooth connectivity, and optional navigation. Audio System: Standard AM/FM/CD/MP3 player with auxiliary input; optional SiriusXM Satellite Radio and premium sound systems. Driver Assistance Cruise Control: Standard on most trims. Connectivity Usb Port: Available USB port for device charging and media playback. Engine Management Tech Turbocharging Availability: Optional 1.4L turbocharged engine provided enhanced performance and efficiency, a significant feature in its class. 🔧 Maintenance Service Intervals Oil Change Interval: Every 7,500 miles or 12 months, whichever comes first, using synthetic oil (refer to manual for specific oil type). Tire...