OEM parts categories for 2021 Buick Envision 2WD: Body Moldings, Sheet Metal, Rear Compartment Hardware, Roof Hardware (Insulators/Body, Liftgate Hardware, Luggage Carrier, Luggage Carrier/Cross Rails, Moldings/Body-Above Belt, Moldings/Body-Below Belt, Nameplates, Plugs/Body, Sheet Metal/Body-Side Frame, Sheet Metal/Front Compartment, Sheet Metal/Roof, Sheet Metal/Side Door-Front & Rear, Sheet Metal/Underbody & Rear End, Spoiler/Rear Compartment Lid, Sunroof, Sunroof Drainage, Valve/Body Pressure Relief, Wheelhouse Liner/Rear-LH, Wheelhouse Liner/Rear-RH, Wiper System/Rear Window) | Body Mounting, Air Conditioning, Audio/Entertainment (A/C & Heater Module Assembly, A/C & Heater Module Assembly Mounting, A/C Compressor Assembly, A/C Compressor Mounting, A/C Refrigeration System, Air Distribution System, Air Distributor Ionizer, Antenna/Audio, Antenna/Auxillary Wireless Communication, Antenna/Digital Audio, Audio System/Noise Cancellation, Audio System/Speakers, Camera System, Camera System/Rear View, Communication System, Infotainment System, Navigation System/Data Card, Radio Mounting, Sensor/Temperature Ambient) | Body Wiring, Roof Trim (Wiring Harness/Body) | Brakes (Brake Booster & Master Cylinder Mounting, Brake Caliper/Front, Brake Caliper/Rear, Brake Electrical System, Brake Lines/Front, Brake Lines/Rear, Brake Pedal, Parking Brake System) | Brakes, Rear Axle, Propeller Shaft, Wheels, Tires (Tire Pressure Sensor, Wheels) | Cooling System, Grille, Oil System (Air Deflector/Underbody, Engine Coolant Fan, Engine Coolant Heater, Engine Oil Cooler And Lines, Grille/Radiator, Hoses & Pipes/Radiator, Pulleys & Belts/Accessory Drive, Radiator Assembly, Radiator Mounting & Related Parts, Radiator Support) | Engine (Engine & Transmission Mounting, Engine Assembly & Partial Engine, Engine Assembly-Camshaft Cover & Coil, Engine Assembly-Cooling & Related Parts, Engine Assembly-Cylinder Block & Related Parts, Engine Assembly-Cylinder Head & Related Parts, Engine Assembly-Front Cover, Timing Chain & Tensioner & Cooling, Engine Assembly-Intake Manifold & Fuel Related Parts, Engine Assembly-Oil Pump, Pan & Related Parts, Engine Assembly-PCV Valve & Emission System Related Parts, Engine Assembly-Rear Crank Oil Seal Housing & Related Parts, Engine Assembly-Turbo Charger & Converter, Engine To Transmission Mounting) | Frames, Springs, Shocks, Bumpers, Fascias (Absorber/Rear Shock, Bumper/Front Fascia, Bumper/Front Structure, Bumper/Rear Fascia, Bumper/Rear Structure, Frame & Mounting, License Plate Mounting/Front, Suspension Controls/Electronic, Suspension/Rear-Control Arms, Spring & Stabilizer Bar, Suspension/Rear-Knuckle Details, Suspension/Rear-Support And Mounting, Trailer Hitch Cover, Trailer Hitch Platform Package) | Front End Sheet Metal, Heater (Accessory Kit, Accessory Kit/Safety, Fender & Wheelhouse/Front End, Guard/Front Mud, Guard/Rear Mud, Hood, Hoses & Pipes/Heater, Labels, Spare Wheel Stowage & Jack Parts, Vehicle Maintenance) | Front Suspension, Steering (Drive Axle/Front Intermediate, Drive Shaft/Front Wheel LH Side, Drive Shaft/Front Wheel RH Side, Steering Column/Switches & Covers, Steering Gear Assembly, Steering System & Related Parts, Steering Wheel, Strut Assembly/Front, Suspension/Front) | Fuel System, Exhaust, Emission System (Accelerator Control, Air Intake System, E.C.M. Module & Related Parts, Exhaust System/Front, Exhaust System/Rear, Fuel Control Module, Fuel Injector Rail, Fuel Supply System, Fuel Tank & Vapor Canister, Fuel Tank And Mounting, Fuel Tank Filler Pipes & Hoses, Heat Shields/Exhaust, Turbocharger Assembly, Turbocharger Cooling System, Turbocharger Intercooler System, Turbocharger Lubrication System) | Interior Trim, Front Seat Trim, Seat Belts (Front Seat Mounting, Inflatable Restraint System/Driver & Passenger, Inflatable Restraint System/Roof Side, Roof Headliner, Seat Assembly/Left Hand Front-Back, Seat Assembly/Left Hand Front-Cushion, Seat Assembly/Right Hand Front-Back, Seat Assembly/Right Hand Front-Cushion, Seat Belt Extension, Seat Belts-Rear, Seat Belts/Front, Trim/Center Pillar, Trim/Front, Trim/Front Door-Driver, Trim/Front Door-Passenger, Trim/Liftgate, Trim/Rear Door) | Rear Seat Trim, Carpet (Cargo Net, Carpet/Floor, Compartment Trim/Rear, Compartment/Rear Storage-Hard Shell, Cover/Rear Compartment, Rear Seat Mounting, Seat Assembly/Rear-Back Side, Seat Assembly/Rear-Cushion, Tray/Rear Compartment, Trim/Quarter) | Starter, Generator, Ignition, Electrical, Lamps (Battery Cables, Battery Mounting, Generator Mounting, Headlamp Control, Horn, Lamps/Front, Lamps/Rear, Module/Body Control, Module/Exterior Lamp Control, Module/Multifunction Power Converter, Module/Serial Data Gateway, Relays & Block/Instrument Panel, Relays/Engine Compartment, Sensor System/Forward Collision, Sensor System/Front & Rear Object, Sensor System/Rear Object, Sensor System/Side Collision, Starter Motor And Mounting, Wiring Harness Connectors, Wiring Harness/Chassis, Wiring Harness/Engine, Wiring Harness/Instrument Panel, Wiring Harness/Lift Gate) | Transmission - Automatic (Automatic Transmission 2-9 And 3-8 Clutch Plate Assemblies, Automatic Transmission 2-9 And 4Th Clutch Hub Assembly, Automatic Transmission 2-9 And 4Th Clutch Piston Housing Assembly, Automatic Transmission Assembly, Automatic Transmission Case & Associated Parts, Automatic Transmission Clutch Housing Assembly, Automatic Transmission Control Valve Body Assembly, Automatic Transmission Drive Link, Automatic Transmission Front Differential Carrier, Automatic Transmission Oil Cooler Pipes, Automatic Transmission Oil Pump, Automatic Transmission Output Carrier Transfer Drive Gear Hub Assembly, Automatic Transmission Park System Components, Automatic Transmission Torque Converter And Differential Housing Assembly, Shift Control/Automatic Transmission, T.C.M. Module) | Windshield, Wiper, Mirrors, Instrument Panel, Console, Doors (Door Hardware/Front, Door Hardware/Front-Driver Side Handle, Door Hardware/Front-Front Passenger Handle, Door Hardware/Front-Passenger Handle, Door Hardware/Rear, Door Hardware/Rear-Handle, Entry System/Keyless Remote, Floor Console Mounting, Floor Console Rear, Floor Console Upper, Floor Console-Lower, Instrument Panel Passenger Details, Instrument Panel-Driver Details, Instrument Panel/Center Stack, Instrument Panel/Structure, Mirror/Inside Rear View, Mirror/Outside Rear View, Roof Console, Windshield Trim & Hardware, Wiper System/Windshield-Lower, Wiper System/Windshield-Upper)