OEM parts categories for 1998 Chevrolet Express 1500: Body Mounting, Air Conditioning, Audio/Entertainment (A/C & Heater Control ASM/Vacuum & Electrical, A/C & Heater Control Assembly, A/C Compressor Assembly, A/C Compressor Mounting, A/C Module Assembly, A/C Refrigeration System/Front, A/C Refrigeration System/Rear, Air Distribution System, Air Distribution System-Rear, Air Vents/Cowl Side, Antenna, Audio System-Radio & Related Parts, Audio System/Front Speakers & Door Harness, Auxiliary A/C Evaporator & Blower & Heater Assembly, Body Mounting, Cluster Assembly/Instrument Panel, Defogger/Rear Window) | Brakes (Brake Booster/Vacuum, Brake Caliper/Front, Brake Control Module, Brake Lines/Front, Brake Lines/Intermediate, Brake Lines/Rear, Brake Master Cylinder, Brake Pedal, Brake System Module & Wiring, Brake System Mounting, Parking Brake Lever, Parking Brake System, Wheel Cylinder/Drum Brake) | Brakes, Rear Axle, Propeller Shaft, Wheels, Tires (Axle Assembly/Rear, Brake Assembly/Rear Drum, Differential/Locking, Prop Shaft And Mounting, Prop Shaft Assembly, Wheels & Wheel Covers 15 X 6, 15 X 7 Steel Wheel, Wheels & Wheel Covers 15 X 7 Aluminum Wheel, Wheels & Wheel Covers 15 X 7 Chrome Wheel) | Cab And Body Structure, Mirrors, Doors, Trim, Seat Belts, Wipers (Door Hardware-Pin Kits, Door Hardware/Rear, Door Hardware/Side Front, Door Hardware/Side Rear Sliding, Door Hardware/Side Rear Swingout, Door Trim/Rear, Door Trim/Side Front, Door Trim/Side Intermediate & Rear, Door Trim/Side Rear Sliding, Engine Cover & Related Parts/Sheet Metal, Entry System/Keyless Remote Keyless Entry, Floor Covering & Related Parts-Front, Floor Covering & Related Parts-Rear, Floor Panels & Related Parts, Front Seat/Bucket, Inflatable Restraint System, Inflatable Restraint System/Sensors, Instrument Panel & Related Parts, Instrument Panel-Lower Extension, Lamps/Courtesy & Dome, Mirror/Outside Rear View, Power Window & Door Lock System, Rear Seat, Rear Seat/Bench, Seat Belts-Rear, Seat Belts/Front, Seat Track & Floor Hardware, Sheet Metal/Body Rear, Sheet Metal/Body Side, Sheet Metal/Body Side Frame, Front & Rear S/D Opg, Sheet Metal/Roof, Sunshade Headliner & Related Parts, Trim/Interior-Body Side Front, Trim/Interior-Body Side-LH Rear, Trim/Interior-Body Side-RH Rear, Trim/Interior-Roof, Underbody Framing, Weatherstrips LH Body Side & Rear Doors, Weatherstrips RH Body Side, Windows LH Body Side & Rear Doors, Windows Right Side, Wiper System/Windshield) | Cooling System, Grille, Oil System (Engine Block Heater, Engine Coolant Fan & Clutch, Engine Oil Cooler And Lines, Engine Oil Filter & Adapters, Engine Oil Level Indicator & Filler Tube, Grille/Radiator, Pulleys & Belts, Radiator Assembly, Radiator Hoses, Radiator Mounting & Related Parts) | Engine (Cover/Transmission Converter & Flywheel, Engine & Transmission Mounting, Engine Assembly-Block & Related Parts, Engine Assembly-Cylinder Head & Related Parts, Engine Assembly-Front Cover & Cooling & Related Parts, Engine Assembly-Fuel Related Parts, Engine Assembly-Manifolds & Fuel Related Parts, Engine Assembly-Oil Pump, Pan & Related Parts) | Frames, Springs, Shocks, Bumpers, Fascias (Bumper/Front, Bumper/Rear, Frame, Spare Wheel Carrier, Springs/Rear, Suspension/Rear, Trailer Hitch Platform, Vehicle Tie Down) | Front Axle, Front Suspension, Steering (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 (Blower Assembly, Heater Assembly, Heater Assembly Rear Auxiliary, Heater Control Assembly, Heater System/Rear, Hoses & Pipes/Auxiliary Heater, Hoses & Pipes/Heater, Jack & Tool Stowage, Labels, Lamps/Under Hood, Paint/Touch-Up, Sheet Metal/Front End) | Fuel System, Exhaust, Emission System (A.I.R. Pump & Related Parts, Accelerator Control Engine Compartment, Accelerator Pedal & Control, Accelerator Pedal & Rod, Air Intake System, Cruise Control, E.G.R. Valve & Vent Tubes, Emission Controls-Valve & Harness, Exhaust System, Fuel Injection System-RH Pipes, Fuel Meter Body, Fuel Supply System, Fuel Tank Filler Pipes & Hoses, Fuel Tank Mounting, Filler Pipe & Related Parts, Fuel Tank Sender, Heat Shields/Exhaust, Intake Manifold & Throttle Body, Oxygen Sensors & Related Parts, Throttle Body, Turbocharger, V.C.M. Module & Wiring Harness, Vacuum Pump Mounting) | Maintenance Parts, Fluids, Capacities, Electrical Connectors (Normal Maintenance Replacement Parts) | Rear Body Structure, Moldings & Trim, Cargo Stowage (Moldings & Nameplates) | Starter, Generator, Ignition, Electrical, Lamps (Backup Alarm With Wiring, Battery Cables, Battery Mounting, Coil & Module/Ignition, Distributor/Ignition, Electrical Modules/Relays/Power Steering Control, Electrical Modules/Relays/Theft Deterrent, Generator Assembly, Generator Mounting, Generator Mounting-LH Side, Generator Mounting-RH Side, Horn System & Mounting, Key & Lock Cylinders, Lamp/Front Turn Signal Auxiliary, Lamp/High Mount Stop, Lamps/Front, Lamps/Rear, Relays & Modules-Underhood, Spark Plug Wiring, Starter Motor, Starter Motor And Mounting, Wiring Harness Oxygen Sensor, Wiring Harness/Accessory, Wiring Harness/Auxiliary Heater And/or A/C, Wiring Harness/Body-LH, Wiring Harness/Body-RH, Wiring Harness/Engine, Wiring Harness/Front Lamps, Wiring Harness/Instrument Panel & Forward Lamps, Wiring Harness/Radio Rear Speakers Upper, Wiring Harness/Rear Door, Wiring Harness/Rear Lamps, Wiring Harness/Rear Side Door, Wiring Harness/Seat, Wiring Harness/Secondary Oxygen Sensor, Wiring Harness/Sunshade Illuminated Mirror, Wiring Harness/Trailer) | Transmission - Automatic (Automatic Transmission Assembly, 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, Shift Control/Automatic Transmission & Related Area, Transmission Auxiliary Oil Cooler, Transmission Filler Tube & Oil Level Indicator)