OEM parts categories for 2019 Cadillac Xt4 AWD: 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-Left Hand Side, Wheelhouse Liner/Rear-Right Hand Side, 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, Antenna/Audio, Antenna/Digital Audio, Audio System, Camera System, Camera System/Rear View, Communication System, Entertainment System, Infotainment System, Navigation System/Data Card, Navigation System/Receptacle Kit, Radio Mounting, Sensor/Temperature Ambient) | Body Wiring, Roof Trim (Wiring Harness/Body, Wiring Harness/Liftgate) | Brakes (Brake Booster & Master Cylinder Mounting, Brake Caliper/Front, Brake Caliper/Rear, Brake Electrical System, Brake Lines/Front, Brake Lines/Rear, Brake Pedal, Brake Pedal Cover Package, Parking Brake System) | Brakes, Rear Axle, Propeller Shaft, Wheels, Tires (Axle Shaft/Rear, Propeller Shaft & Mounting, Rear Differential Carrier, Rear Differential Carrier Mounting, Tire Pressure Sensor, Wheel Caps, Wheel Locks, Wheel Nuts, Wheels) | Cooling System, Grille, Oil System (Air Deflector/Underbody, Engine Block Heater, Engine Coolant Fan, Engine Oil Cooler And Lines, Grille/Radiator, Hoses & Pipes/Radiator, Pulleys & Belts/Accessory Drive, Radiator Assembly, Radiator Baffle & Mounting, Radiator Mounting & Related Parts, Radiator Shutter & 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, Engine Assembly-Manifold & Related Parts, Engine Assembly-Oil Pump & Balance Shaft Detail, Oil 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 Platform) | Front End Sheet Metal, Heater (Accessory Kit, Accessory Kit/Safety, Fender & Wheelhouse/Front End, Fluid And Lubricant Recommendations, Guard/Front Mud, Guard/Rear Mud, Hood, Hoses & Pipes/Heater, Labels, Paint/Touch-Up, Spare Wheel Stowage & Jack Parts, Vehicle Maintenance) | Front Suspension, Steering (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, 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 Assembly/Right Hand Front-Frame Details, Seat Belt Extension, Seat Belts-Rear, Seat Belts/Front, Trim/Center Pillar, Trim/Door Sill Plates, Trim/Front, Trim/Front Door-Driver, Trim/Front Door-Passenger, Trim/Liftgate, Trim/Rear Door) | Power Transfer Unit (Power Transfer Unit, Power Transfer Unit Mounting) | Rear Seat Trim, Carpet (Carpet/Floor, Compartment Trim/Rear And Floor, Compartment Trim/Rear Sill Plate, Cover/Rear Compartment, Floor Mats Front & Rear, Mat/Rear Compartment, Rear Seat Mounting, Seat Assembly/Rear-Back Side, Seat Assembly/Rear-Cushion, Trim/Quarter) | Starter, Generator, Ignition, Electrical, Lamps (Battery Cables, Battery Charger, Battery Mounting, Generator Mounting, Headlamp Control, Horn, Lamps/Front, Lamps/Rear, Module/Body Control, Module/Multifunction Power Converter, Module/Serial Data Gateway, Relays/Engine Compartment, Sensor System/Forward Collision-Camera & Control Module, Sensor System/Forward Collision-Short Range Sensors, Sensor System/Front & Rear Object, Sensor System/Rear Object, Sensor System/Side Collision, Starter Motor And Mounting, Wiring Harness Connectors, Wiring Harness Terminated Leads, Wiring Harness/Chassis Rear, Wiring Harness/Engine, Wiring Harness/Instrument Panel) | Transmission - Automatic (Automatic Transmission 1-Reverse And 1-2-3-4-5-6 Clutch Piston Housing Assembly, 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-Passenger Side Handle, Door Hardware/Rear, Door Hardware/Rear-Handle, Entry System/Keyless Remote, Floor Console Mounting, Floor Console Upper, Floor Console-Lower, Floor Console/Charging Cradle, Instrument Panel Cleaning Cloth, Instrument Panel Lower LH, Instrument Panel Lower RH, Instrument Panel-Upper, 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)