My Garage
My Account
Cart
Parts Questions
2003 GMC Sierra 1500 4WD Parts
Change VehicleParts and Categories
- 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/Front
- Air Distribution System/Module Mounting
- Antenna/Audio
- Antenna/Digital Audio
- Audio System/Front
- Audio System/Rear
- Audio System/Rear Speakers
- Body Mounting
- Communication System
- Communication System-Communication Interface Module
- Entertainment System
- Sensor/Temperature Ambient
- Brakes
- Brake Booster & Master Cylinder Mounting
- Brake Booster/Hydraulic
- Brake Caliper Mounting/Front & Knuckle
- Brake Caliper/Front
- Brake Caliper/Rear
- Brake Caliper/Rear-Dual Piston
- Brake Caliper/Rear-Single Piston
- Brake Control Module
- Brake Electrical System Module & Harness
- Brake Lines-Pipe Kit
- Brake Lines/Front
- Brake Lines/Intermediate
- Brake Lines/Rear
- Brake Master Cylinder
- Brake Pedal
- Parking Brake Assembly
- Parking Brake System
- Brakes, Rear Axle, Propeller Shaft, Wheels, Tires
- Cab And Body Structure, Mirrors, Doors, Trim, Seat Belts, Wipers
- Console/Floor
- Console/Roof
- Door Hardware-Pin Kits
- Door Hardware/Side Front
- Door Hardware/Side Rear
- Door Trim/Side Front-Driver
- Door Trim/Side Front-Passenger
- Door Trim/Side Rear
- Driver Seat/Bucket
- Driver Seat/Split Bench
- Entry System/Keyless Remote
- Floor Covering & Related Parts
- Front Center Seat/Split Bench
- Inflatable Restraint System
- Instrument Panel & Related Parts Supports
- Instrument Panel & Related Parts-Electrical
- Instrument Panel & Related Parts-Trim
- Insulators/Dash Panel
- Lock Cylinder/Side Door
- Mirror/Outside Rear View
- Passenger Seat/Bucket
- Passenger Seat/Split Bench
- Plugs/Body
- Rear Seat/Folding
- Rear Seat/Folding-Side
- Seat Belts-Rear
- Seat Belts/Front
- Seat Belts/Rear Bench
- Sheet Metal/Body
- Sheet Metal/Body Side And Rear
- Sheet Metal/Cowl
- Sheet Metal/Roof
- Sheet Metal/Underbody
- Sheet Metal/Underbody-Transfer Case
- Trim/Interior-Body Side
- Trim/Interior-Roof
- Windows-Body Side
- Windows-Rear
- Windshield & Related Parts
- Wiper System/Windshield
- Cooling System, Grille, Oil System
- Engine
- Clutch
- Clutch Pedal & Cylinders
- Engine & Transmission Mounting
- Engine Assembly & Partial Engine
- Engine Assembly-Cylinder Block & Related Parts
- Engine Assembly-Cylinder Head & Related Parts
- Engine Assembly-Front Cover & Cooling & Related Parts
- Engine Assembly-Front Cover, Oil Pump, Pan & Related Parts
- Engine Assembly-Manifolds & Fuel Related Parts
- Engine To Transmission Mounting
- Intake Manifold Shield/Covers
- Shield/Engine Splash
- Frames, Springs, Shocks, Bumpers, Fascias
- Front Axle, Front Suspension, Steering
- Differential Carrier/Front Axle Ring Gear
- Drive Axle Mounting/Front
- Drive Shaft/Front Wheel
- Steering Column-Column Shift
- Steering Column-Floor Shift
- Steering Control System/Rear
- Steering Gear Assembly
- Steering Gear Assembly/Rear Axle
- Steering Linkage
- Steering Pump Assembly
- Steering Pump Lines
- Steering Pump Mounting
- Steering System & Related Parts
- Steering Wheel & Horn Parts
- Suspension/Front
- Vent Hose/Front Axle
- Front End Sheet Metal, Heater
- Fuel System, Exhaust, Emission System
- Accelerator Control
- Air Intake System
- Cruise Control
- Exhaust Pipe Hanger Bracket
- Exhaust System
- Fuel Injector Rail
- Fuel Meter Body
- Fuel Supply System-Front
- Fuel Supply System-Rear
- Fuel Tank And Mounting
- Fuel Tank Filler Pipes & Hoses
- Fuel Tank Sender
- Heat Shields/Exhaust
- Intake Manifold
- Intake Manifold & Throttle Body
- P.C.M. Module & Wiring Harness
- Throttle Body
- Turbocharger Intercooler System
- Vapor Canister & Related Parts
- Maintenance Parts, Fluids, Capacities, Electrical Connectors
- Rear Body Structure, Moldings & Trim, Cargo Stowage
- Starter, Generator, Ignition, Electrical, Lamps
- Auxiliary Battery Cables
- Backup Alarm
- Battery Cables
- Battery Mounting
- Block-Instrument Panel BEC
- Block-Instrument Panel Mid BEC
- Block-Underhood BEC
- Coil & Module/Ignition
- Coil Assembly/Ignition
- Distributor/Ignition
- Generator Mounting
- Horn
- Key & Lock Cylinders/Ignition
- Lamp/Front Turn Signal-Side Repeater
- Lamp/High Mount Stop & Cargo
- Lamps/Front
- Lamps/Rear
- Lamps/Rear Clearance & Pubx Ident
- Lamps/Roof
- Module/Body Control
- Spark Plug Wiring
- Starter Motor And Mounting
- Wiring Harness/Accessory Power Supply
- Wiring Harness/Auxiliary
- Wiring Harness/Body
- Wiring Harness/Chassis
- Wiring Harness/Engine
- Wiring Harness/Engine LH Side Front Lower
- Wiring Harness/Engine LH Side Front Upper
- Wiring Harness/Engine LH Side Rear
- Wiring Harness/Engine LH Side Rear Upper
- Wiring Harness/Engine RH Side Front Lower
- Wiring Harness/Engine RH Side Front Upper
- Wiring Harness/Engine Rear
- Wiring Harness/Front Lamps
- Wiring Harness/Front Side Door
- Wiring Harness/Instrument Panel
- Wiring Harness/Roof Marker Lamp
- Transfer Case
- Transmission - Automatic
- Automatic Transmission Assembly
- Automatic Transmission Auxiliary Accumulator Valve
- 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
- Automatic Transmission Overrun Clutch
- Automatic Transmission Valve Body
- Frame/Transmission Supports
- Shift Control
- Transmission Filler Tube
- Transmission To Engine Mounting
- Transmission - Manual
2003 GMC Sierra 1500 4WD Parts Specifications for Engine and Transmission
-2003 GMC Sierra Trims
4WD Extended Cab 6 1/2-ft SLE
4WD Extended Cab 6 1/2-ft Standard
4WD Extended Cab 8-ft SLE
4WD Extended Cab 8-ft Standard
4WD Regular Cab 6 1/2-ft SLE
4WD Regular Cab 6 1/2-ft Standard
4WD Regular Cab 8-ft SLE
4WD Regular Cab 8-ft Standard
4WD Regular Cab 8-ft Work Truck Pkg
Engine Displacement
4.8 L
4.8 L
5.3 L
5.3 L
4.8 L
4.8 L
4.8 L
4.8 L
4.8 L
Horsepower (HP)
270 hp
270 hp
285 hp
285 hp
270 hp
270 hp
270 hp
270 hp
270 hp
Torque (lb-ft)
285 lb-ft
285 lb-ft
325 lb-ft
325 lb-ft
285 lb-ft
285 lb-ft
285 lb-ft
285 lb-ft
285 lb-ft
Tank capacity
26 gal
26 gal
34 gal
34 gal
26 gal
26 gal
34 gal
34 gal
34 gal
Transmission
4-Speed Automatic
4-Speed Automatic
4-Speed Automatic
4-Speed Automatic
4-Speed Automatic
4-Speed Automatic
4-Speed Automatic
4-Speed Automatic
4-Speed Automatic
Drivetrain
AWD
AWD
AWD
AWD
AWD
AWD
AWD
AWD
AWD