The Chevrolet Volt, first generation, produced for the 2012 and 2013 model years, represents a pioneering step in extended range electric vehicle (EREV) technology. This compact hatchback, designed with an aerodynamic philosophy, offers a unique selling proposition by combining electric-only driving for daily commutes with a gasoline engine to extend its operational range, effectively addressing range anxiety. Its innovative Voltec powertrain system, featuring a battery pack, electric motors, and a 1.4L Ecotec gasoline range extender, delivers a blend of efficiency and practicality. Known for its advanced electrification strategy and robust engineering, the Volt stands as a significant marker in the evolution of sustainable automotive solutions, making it a noteworthy vehicle for environmentally conscious drivers. This comprehensive workshop service repair manual provides extensive guidance for the Chevrolet Volt (PHEV1 chassis code) covering the 2012 and 2013 model years. It details maintenance procedures, diagnostic and troubleshooting steps, component removal and installation, and repair and overhaul instructions for all major systems, including the Electric Drive Unit (EDU), battery pack, range extender engine, chassis, suspension, and electrical systems. With over 2000 pages of information in English, this manual is an indispensable resource for owners, mechanics, and technicians seeking to maintain, diagnose, and repair the vehicle, ensuring its optimal performance and longevity. 🏷️ Basic Information Identification Make: Chevrolet Model: Volt Generation: First Generation Model Years Covered: 2012, 2013 Codes Chassis Code: PHEV1 👋 Introduction Market Position Vehicle Segment: Compact Hatchback / Extended Range Electric Vehicle (EREV) Unique Selling Proposition: Pioneering EREV technology, offering electric-only driving for daily commutes with a gasoline engine for extended range. Competitive Analysis Key Competitors: Nissan Leaf (BEV), Toyota Prius Plug-in Hybrid Key Features Electrification Strategy: Voltec powertrain system featuring a battery pack, electric motors, and a small gasoline engine as a generator. Design Philosophy: Aerodynamic design for improved efficiency, innovative powertrain integration. 📋 Manual Details Coverage Areas Coverage Scope: Complete Workshop Service Repair Manual Page Count Estimated Pages: Over 2000 (typical for comprehensive service manuals of this era) Manual Type Manual Category: Workshop Service Repair Manual Language Primary Language: English Format File Format: PDF Download 📖 Manual Coverage Systems Covered Powertrain: Electric Drive Unit (EDU), Extended Range Electric Motor, Regenerative Braking System, Battery Pack (Volt's Voltec System) Engine And Fuel: 1.4L Ecotec Gasoline Range Extender Engine (LLT), Fuel Tank and Lines, Exhaust System Transmission: Electric Drive Unit (eCVT-like functionality), Power Split Device Chassis And Suspension: Front and Rear Suspension, Steering System, Brakes (including regenerative braking integration) Electrical And Electronics: High Voltage Battery Management System (BMS), Powertrain Control Module (PCM), Body Control Module (BCM), Infotainment System, Lighting, Wiring Diagrams, Fuses, Relays Body And Interior: Body Panels, Doors, Seats, HVAC System, Interior Trim, Safety Restraints (Airbags) Procedures Included Maintenance: Scheduled Maintenance, Oil Changes, Filter Replacements, Tire Rotation, Battery Coolant Service Diagnostics And Troubleshooting: Fault Code Diagnosis, Symptom-Based Troubleshooting, Electrical System Diagnostics, Powertrain Diagnostics Repair And Overhaul: Engine Overhaul, Transmission (EDU) Repair, Suspension Component Replacement, Brake System Repair, Electrical Component Replacement, Battery Pack Servicing (limited to module replacement/testing where applicable) Component Removal And Installation: Detailed instructions for replacing virtually all major and minor components Technical Depth Depth Of Information: Comprehensive, covering everything from basic fluid checks to complex electrical system diagnostics and powertrain component rebuilds. Diagnostic Tools: Information on diagnostic trouble codes (DTCs), scan tool usage, and specialized procedures may be included. 📊 Manual Specifications File Format PDF Quality: Typically high-resolution scans of original factory manuals, optimized for readability and searchability. Print Quality Printable: Yes, the PDF format is generally designed to be printable. Binding Type Binding Method: N/A (Digital PDF) Paper Type Paper Quality: N/A (Digital PDF) ⚙️ Engine Specifications Primary Engine Engine Type: Range Extender Engine (Gasoline) Engine Code: LLT (GM Ecotec family) Displacement: 1.4 Liters (1398 cc) Cylinders: 4 Configuration: Inline Valvetrain: DOHC, 16 Valves Performance Gasoline Engine Horsepower: 84 hp @ 4800 rpm Gasoline Engine Torque: 96 lb-ft @ 3800 rpm Electric Motor Peak Horsepower: 149 hp Electric Motor Peak Torque: 273 lb-ft Fuel System Fuel Type: Unleaded Gasoline Fuel Tank Capacity: 9.3 gallons (35.2 L) Ignition System: Electronic Ignition 🔧 Transmission Standard Transmission Type: Electric Drive Unit (EDU) with Power Split Device Optional Optional Transmission: N/A Features Drive Modes: Hold, Sport, Normal, Mountain Power Delivery: Electric motors drive the wheels directly; gasoline engine acts as a generator to recharge the battery or provide power. Regenerative Braking: Integral part of the transmission's operation, capturing energy during deceleration. 📐 Dimensions Exterior Length: 177.1 inches (4498 mm) Width: 70.7 inches (1796 mm) Height: 57.1 inches (1450 mm) Wheelbase: 106.5 inches (2705 mm) Interior Passenger Volume: 82.1 cu ft (2.32 m³) Cargo Cargo Volume Rear Seats Up: 10.6 cu ft (0.30 m³) Cargo Volume Rear Seats Down: 19.4 cu ft (0.55 m³) Weights Curb Weight: 3775 lbs (1712 kg) Gross Vehicle Weight Rating: 4695 lbs (2130 kg) 🛡️ Safety Features Ratings NHTSA...