OEM parts categories for 2004 Chevrolet Blazer 4WD: Body Mounting, Air Conditioning, Audio/Entertainment (A/C & Heater Module Assembly, A/C Compressor Assembly, A/C Compressor Mounting, A/C Control System/Vacuum & Electrical, A/C Refrigeration System, A/C Vacuum Hose System, Air Distribution System, Antenna/Fixed, Audio System, Body Mounting, Defogger/Rear Window, Radio Assembly) | Brakes (Brake Booster/Vacuum, Brake Caliper/Front, Brake Caliper/Rear, Brake Control Module, Brake Electrical System, Brake Lines/Front, Brake Lines/Rear, Brake Pedal & Master Cylinder Mounting, Parking Brake Assembly, Parking Brake System) | Brakes, Rear Axle, Propeller Shaft, Wheels, Tires (Axle Assembly/Rear, Differential/Limited Slip, Prop Shaft, Prop Shaft And Mounting, Prop Shaft/Front Drive, Wheels & Wheel Covers) | Cab And Body Structure, Mirrors, Doors, Trim, Seat Belts, Wipers (Console/Floor, Console/Roof, Door Hardware/Side Front, Door Hardware/Side Rear, Door Trim/Side Front, Door Trim/Side Rear, Door Wiring-Front, Door Wiring-Rear, Entry System/Keyless Remote, Floor Covering & Sill Plates, Front Seat/Bucket-Driver, Front Seat/Bucket-Passenger, Inflatable Restraint System, Instrument Panel & Related Parts, Lamps/Courtesy & Dome, Locks-Cylinders, Mirror/Inside Rear View, Mirror/Outside Rear View, Rear Seat/Folding-LH, Rear Seat/Folding-RH, Seat Belts, Seat Belts-Rear, Seat Belts/Front, Seat/Split-Driver, Seat/Split-Passenger, Sheet Metal/Body Side & Roof, Sheet Metal/Underbody And Cowl, Sunroof, Sunshade/Illuminated, Sunshade/Non-Illuminated, Trim Interior, Trim/Interior-Body Side, Trim/Interior-Roof, Windows & Weatherstrips, Wiper System/Rear Window, Wiper System/Windshield) | Cooling System, Grille, Oil System (Engine Block Heater, Engine Coolant Fan & Clutch, Engine Cooling System, Engine Oil Cooler And Lines, Engine Oil Filter & Adapters, Grille/Radiator, Pulleys & Belts, Radiator & Related Parts, Radiator Assembly, Tensioner/Drive Belt & Idler Pulley) | Engine (Clutch, Clutch Control Linkage, Engine & Transmission Mounting, Engine Assembly-Block & Related Parts, Engine Assembly-Cylinder Head & Related Parts, Engine Assembly-Front Cover & Cooling & Related Parts, 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, Spare Wheel Carrier/Frame Mounted, Spare Wheel Carrier/Inside Cargo Area Mounted, Spare Wheel Carrier/Outside Rear Mounted, Springs/Rear, Suspension/Rear, Suspension/Rear Stabilizer Bar, Trailer Hitch Platform, Vehicle Tie Down-Front, Vehicle Tie Down/Rear) | Front Axle, Front Suspension, Steering (Actuator & Controls/Front Axle, Differential Carrier/Front Axle, Drive Axle Mounting/Front, Drive Axle/Front, Steering Column, Steering Gear Assembly, Steering Linkage, Steering Pump Assembly, Steering Pump Lines, Steering Pump Mounting, Steering System & Related Parts, Steering Wheel & Horn Parts, Suspension/Front) | Front End Sheet Metal, Heater (Heater & Defroster System, Heater Assembly, Heater Control System/Vacuum & Electrical, Hoses & Pipes/Heater, Jack & Tool Stowage, Labels, Paint/Touch-Up, Sheet Metal/Front End) | Fuel System, Exhaust, Emission System (Accelerator Control, Air Intake System, Cruise Control, Exhaust System, Fuel Meter Body, Fuel Supply System, Fuel Tank Mounting & Filler Pipes, Fuel Tank Sender, Intake Manifold & Throttle Body, Throttle Body, V.C.M. Module & Wiring Harness, Vapor Canister Lines) | Maintenance Parts, Fluids, Capacities, Electrical Connectors (Normal Maintenance Replacement Parts) | Rear Body Structure, Moldings & Trim, Cargo Stowage (Endgate & Related Parts, Luggage Carrier, Moldings & Decals) | Starter, Generator, Ignition, Electrical, Lamps (Battery Cables & Related Parts, Block/Accessory Wiring Junction, Block/Body Wiring Harness, Coil & Module/Ignition, Distributor/Ignition, Generator Mounting, Headlamps/Composite, Key & Lock Cylinders/Ignition, Lamp/Front Turn Signal, Lamps/Rear, Module/Body Control, Spark Plug Wiring, Starter Motor, Starter Motor And Mounting, Wiring Harness Locator, Wiring Harness Oxygen Sensor, Wiring Harness/Brake Control & S.I.R., Wiring Harness/Engine, Wiring Harness/Floor Shifter, Wiring Harness/Instrument Panel, Wiring Harness/Trailer, Wiring Harness/Vehicle Speed Sensor) | Transfer Case (Shift Control, Transfer Case Adapter, Transfer Case And Vent Tube, Transfer Case Components-Front, Transfer Case Components-Rear, Transfer Case-Internal Components) | Transmission - Automatic (Automatic Transmission Case & Related Parts & Park Lock Linkage, Automatic Transmission Clutch Gears, Automatic Transmission Control Valve, Automatic Transmission Oil Cooler Pipes, Automatic Transmission Oil Pump, Frame/Transmission Supports, Shift Control, Shift Control Cable Mounting) | Transmission - Manual (Frame/Transmission Supports, Manual Transmission Case & Related Parts, Manual Transmission Main Gears, Shift Control)