OEM parts categories for 1990 Buick Century: Body Moldings, Sheet Metal, Rear Compartment Hardware, Roof Hardware (Liftgate Hardware, Luggage Carrier/Rear Compartment, Luggage Carrier/Roof, Moldings/Body, Moldings/Body-Below Belt, Rear Compartment Hardware & Trim, Sheet Metal/Body, Sheet Metal/Body-Front End, Wiper System/Rear Window) | Body Mounting, Air Conditioning, Audio/Entertainment (A/C & Heater Control Assembly, A/C & Heater Module Assembly, A/C Compressor Assembly, A/C Compressor Mounting, A/C Refrigeration System, Air Distribution System, Antenna/Fixed Mast, Antenna/Power, Audio System Speakers & Panel/Liftgate, Body Mounting, Cluster Assembly/Instrument Panel) | Body Wiring, Roof Trim (Wiring Harness/Body-Coupes & Sedans) | Brakes (Brake Booster/Vacuum, Brake Caliper/Front, Brake Master Cylinder, Brake System/Hydraulic, Parking Brake System, Wheel Cylinder/Drum Brake) | Brakes, Rear Axle, Propeller Shaft, Wheels, Tires (Brake Assembly/Rear Drum, Wheels & Wheel Covers) | Cooling System, Grille, Oil System (Engine Coolant Fan, Grille/Radiator, Hoses & Pipes/Radiator) | Engine (Engine & Transmission Mounting, Engine Assembly) | Frames, Springs, Shocks, Bumpers, Fascias (Bumper/Front, Bumper/Rear, Frame, Suspension/Rear) | Front End Sheet Metal, Heater (Hoses & Pipes/Heater, Moldings/Front End, Sheet Metal/Front End, Spare Wheel Stowage & Jack Parts) | Front Suspension, Steering (Drive Axle/Front, Steering Column-Standard, Steering Column/Tilt, Steering Gear Assembly-Power, Steering Pump Assembly, Steering Pump Mounting, Steering System & Related Parts, Steering Wheel & Horn Parts, Suspension/Front) | Fuel System, Exhaust, Emission System (Accelerator Control, Air Intake System, Cruise Control, Emission Controls, Exhaust System, Fuel Injector Rail, Fuel Supply System, Throttle Body) | Interior Trim, Front Seat Trim, Seat Belts (Arm Rest/Front Seat-Storage, Seat Assembly/Front, Seat Belts-Rear, Seat Belts/Front, Trim/Center Pillar & Quarter, Trim/Center Pillar & Rear Door, Trim/Front Door) | Maintenance Parts, Fluids, Capacities, Electrical Connectors (Normal Maintenance Replacement Parts) | Rear Glass, Seat Parts, Adjuster (Adjuster Assembly/Manual Seat, Adjuster Assembly/Seat, Lamps/Interior-Dome, Lamps/Interior-Rear Compartment Dome, Quarter Window & Hardware) | Rear Seat Trim, Carpet (Seat Assembly & Back Window Shelf/Rear, Seat Assembly & Load Floor Hardware/Rear Folding 3rd, Seat Assembly/Rear Folding 2nd Seat Split) | Starter, Generator, Ignition, Electrical, Lamps (Coil & Module/Ignition, Generator Mounting, Lamps/Front, Lamps/Rear, Starter Motor) | Transmission - Automatic (Automatic Transmission Case & Related Parts, Automatic Transmission Case Channel Plate, Automatic Transmission Case Cover Parts, Automatic Transmission Case, Drive Link, Sprocket & 4th Clutch, Automatic Transmission Control Valve, Automatic Transmission Governor Feed/Shift Accumulator Parts, Automatic Transmission Internal Power Train Parts, Automatic Transmission Oil Pump, Automatic Transmission Park Lock & Inside Detent Lever, Automatic Transmission Pump & Control Valve, Automatic Transmission Valve Body, Filler Tube & Oil Cooler Pipes, Shift Control) | Windshield, Wiper, Mirrors, Instrument Panel, Console, Doors (Door Hardware/Front, Door Hardware/Rear, Instrument Panel, Mirror/Inside Rear View & Sunshade, Mirror/Outside Rear View, Sunshade Assembly, Wiper System/Windshield)