OEM parts categories for 2011 Chevrolet Volt: Body Moldings, Sheet Metal, Rear Compartment Hardware, Roof Hardware (Insulators/Body, Liftgate Hardware, Moldings/Body-Above Belt, Moldings/Body-Below Belt, Plugs/Body, Sheet Metal/Body Side Frame & Doors, Sheet Metal/Body-Engine Compartment & Dash, Sheet Metal/Body-Rear End, Sheet Metal/Body-Side Frame, Sheet Metal/Body-Underbody, Sheet Metal/Roof, Spoiler/Rear Compartment Lid, Wheelhouse Liner/Rear) | Body Mounting, Air Conditioning, Audio/Entertainment (A/C & Heater Module Assembly, A/C Compressor Mounting, A/C Refrigeration System, Air Distribution System, Antenna/Audio, Audio System/Speakers, Cable Kit-Communication, Cable Kit-Digital Radio & Mobile Telephone & Vehicle Locator, Cable Kit-Digital Radio & Vehicle Locator, Camera System/Rear View, Communication System "Onstar", Radio Mounting, Sensor/Temperature) | Body Wiring, Roof Trim (Wiring Harness/Body) | Brakes (Brake Caliper/Front, Brake Caliper/Rear, Brake Electrical System, Brake Hoses & Pipes-Rear, Brake Hoses & Pipes/Front, Brake Master Cylinder, Brake Pedal, Electronic Brake & Traction Control Module, Parking Brake System) | Brakes, Rear Axle, Propeller Shaft, Wheels, Tires (Tire, Tire Inflator, Tire Pressure Sensor, Wheels & Hub Caps) | Cooling System, Grille, Oil System (Air Deflector/Underbody, Engine Coolant Fan, Grille/Radiator, Hoses & Pipes/Radiator, Pulleys & Belts/Accessory Drive, Radiator Assembly, Radiator Assembly-Auxiliary, Radiator Mounting & Related Parts) | Drive Motor (Drive Motor) | Extended Range Engine (Engine & Transmission Mounting, Engine Assembly & Partial Engine, Engine Assembly-Cylinder Block & Internal Parts, Engine Assembly-Cylinder Head & Related Parts, Engine Assembly-Front Cover & Cooling, Engine Assembly-Manifolds & Fuel Related Parts, Engine Assembly-Oil Pump, Pan & Related Parts, Engine To Transmission Mounting) | Frames, Springs, Shocks, Bumpers, Fascias (Bumper/Front, Bumper/Rear, Frame & Mounting, License Plate Mounting/Front, Suspension Controls/Electronic, Suspension/Rear) | Front End Sheet Metal, Heater (Fender & Wheelhouse/Front End, Heater Assembly/Coolant Heater & Mounting, Hood, Hoses & Pipes/Heater Engine To Shutoff Valve, Hoses & Pipes/Heater Shutoff Valve To Heater, Labels, Paint/Touch-Up) | Front Suspension, Steering, Front Drive Shaft (Drive Axle/Front Intermediate, Drive Shaft/Front Wheel, Steering Column, Steering Column/Switches & Covers, Steering Gear Assembly, Steering System & Related Parts, Steering Wheel & Horn Parts, Strut Assembly/Front, Suspension/Front) | Fuel System, Exhaust, Emission System (Accelerator Control, Air Intake System, E.C.M. Module & Wiring Harness, Exhaust System, Fuel Control Module, Fuel Injector Rail, Fuel Supply System, Fuel Tank & Vapor Canister, Fuel Tank And Mounting, Fuel Tank Filler Pipes & Hoses) | Interior Trim, Front Seat Trim, Seat Belts (Front Seat Mounting, Inflatable Restraint System/Driver & Passenger, Inflatable Restraint System/Roof Side, Roof Headliner, Seat Assembly/Driver-Back, Seat Assembly/Driver-Cushion, Seat Assembly/Passenger-Back, Seat Assembly/Passenger-Cushion, Seat Belts-Rear, Seat Belts/Front, Trim/Center Pillar & Quarter, Trim/Front, Trim/Front Door-Driver, Trim/Front Door-Passenger, Trim/Liftgate, Trim/Rear Door) | Rear Seat Trim, Carpet (Carpet/Floor, Compartment Trim/Rear, Seat Assembly/Rear And Mounting) | Starter, Generator, Ignition, Electrical, Lamps (Accessory Power Control Module & Cooling, Battery Cables, Battery Mounting, Drive Motor Battery Cables-Battery To Control Module, Drive Motor Battery Cables-Engine Compartment Cables, Drive Motor Battery Charge Port, Drive Motor Battery Charger, Drive Motor Battery Cooling-Front Coolant Lines, Drive Motor Battery Cooling-Rear Coolant Lines, Drive Motor Battery Cooling-Refrigeration Lines, Drive Motor Battery Mounting, Drive Motor Battery-Batteries & Mounting, Drive Motor Battery-Cover & Tray, Drive Motor Battery-Manual Disconnect & Bus Bars, Drive Motor Battery-Modules & Auxiliary Harness, Drive Motor Battery-Relay Junction Block & Heater, Drive Motor Control Module & Mounting, Drive Motor Control Module Cooling, Horn, Lamps/Front, Lamps/Rear, Module/Interface Control, Portable Charge Cord, Relays & Modules/Engine Compartment, Sensor System/Front & Rear Object, Starter Motor Opening Cover, Wiring Harness/Engine, Wiring Harness/Instrument Panel) | Transmission - Automatic (Automatic Transmission Assembly, Automatic Transmission Case & Related Parts, Automatic Transmission Case Cover, Automatic Transmission Center Support, Automatic Transmission Control Valve Body, Automatic Transmission Differential Housing, Automatic Transmission Fluid Pump, Automatic Transmission Front Differential Carrier, Automatic Transmission Front Differential Transfer Gear, Automatic Transmission High And 2-3-4 Clutch, Automatic Transmission Low And 1-2 Reverse Clutch, Automatic Transmission Oil Cooler Pipes, Automatic Transmission Park System, Automatic Transmission Reverse Clutch, Shift Control) | Windshield, Wiper, Mirrors, Instrument Panel, Console, Doors (Door Hardware/Front, Door Hardware/Rear, Entry System/Keyless Remote, Floor Console Rear, Floor Console-Front, Instrument Panel Trim-Lower, Instrument Panel Trim-Upper, Instrument Panel/Electrical, Instrument Panel/Structure, Mirror/Rear View, Roof Console, Windshield Trim & Hardware, Wiper System/Windshield)