Fuel System Components for 2003 Chevrolet Silverado 1500
Strap
Rear. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Cap
Helps provide a tight seal to keep your vehicle's fuel tank from releasing fumes Helps prevent elements from entering the fuel tank
Fuel Pocket
Gas. Diesel. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Module
Gas. Silverado, sierra. All. Tahoe, Yukon. Escalade. Helps provide a reliable fuel supply to your vehicle's engine Electrical connections are designed to help eliminate high resistance due to vehicle vibration Designed to optimize pump life and reduce fuel pump noise This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Sending Unit
Gas. Silverado, sierra. 3/4 ton. Silverado, sierra. 1/2 ton. Silverado, sierra. 1 ton. 6.0l, 8.1l. Main tank. Measures fuel level changes displayed on fuel gauge
Pressure Sensor
Help measure pressure changes within fuel tank Help alert engine management computer if a leak occurs in fuel system
Seal
Gas. 93.8mm I.D.,111.2mm O.D,7mm Thick. Flange Style. Diesel, without 2.8L. 2002-04. 1995-00 4 door. Help seal out contaminants Help protect fuel tank sending unit This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Fuel Tank Cap
Incl.Tether. Gas, 1995-98. Non-locking, with handle. Helps provide a tight seal to keep your vehicle's fuel tank from releasing fumes Helps prevent elements from entering the fuel tank
Fuel Pump Tank Seal
O-Ring. 2000-05. 1997-99. 103mm I.D.,113mm O.D.,4mm Thick. Help seal out contaminants Help protect fuel tank sending unit This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Cover
Fuses & relays. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Relay
Helps connect or disconnect power to vehicle accessories This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Relay
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Relay
6.0L secondary battery. Auxiliary battery. Helps connect or disconnect power to vehicle accessories This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Fuse
These are Sold Individually. Underhood, 30 amp. 30 amp, green. Engine compartment, maxi, 30a. Engine compartment. 30 amp. Components under hood. 30 amp. Professional, premium aftermarket replacement This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Manufactured to meet expectations for fit, form, and function
Fuse
These are Sold Individually. Engine compartment. 60 amp. Professional, premium aftermarket replacement This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Manufactured to meet expectations for fit, form, and function
Fuse
These are Sold Individually. Maxi 50 amp. Instrument panel passenger side. 50 amp. 50 amp, red. Engine compartment, maxi, 50a. Components under hood. 50 amp. Engine compartment. 50 amp. This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
These are Sold Individually. Engine compartment. 40 amp. Fuse box, 40 amp. 40 amp, amber. Rear body, maxi, 40a. Instrument panel. 40 amp. Underhood. maxi 40 amp.
Fuse
Engine compartment junction block. 25a. Body junction block. 25a. Rear compartment. 15 amp. Junction block,instrument panel, 25 amp. Engine compartment, 2008-09, 25 amp. Engine compartment. mini fuse 25 amp. Fuses & relays. mini 25 amp. Junction block, under hood. 25 amp. Underhood. 25 amp. This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
Fuse
These are Sold Individually. Body junction block. 30a. Engine compartment junction block. 30a. Instrument panel, green. Engine compartment, mini, 30a. Engine compartment, 2008-09, 30 amp. Rear compartment. Fuses & relays. mini 30 amp. Junction block, body compartment. 30 amp. Underhood. 30 amp. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Fuse
These are Sold Individually. Body junction block. 15a. Rear body, mini, 15a. Instrument panel, mini, 15 amp. Components under hood. 15 amp. Engine compartment. Fuses & relays. mini 15 amp. Junction block, body compartment. 15 amp. Junction block, under hood. 15 amp. Underhood. 15 amp. This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
Fuse
These are Sold Individually. This GM Genuine part is designed, engineered and tested to rigorous standards, and are backed by General Motors
Mount Bracket
Fuses & relays. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Related Parts
Idle Speed Control
All models. 5.0l, 5.7l. All models. 7.4l. Incl.Seal. 4.3l sfi. All models. 4.3l. Astro, Safari. 4.3l. Cpi. Express, savana. 5.0l, 5.7l. Express, savana. 4.3l. Helps provide smooth engine idle This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Fuel Pressure Regulator
Manual trans. All models. 5.0l, 5.7l. Incl.Retainer. 4.3l sfi. Express, savana. 5.0l, 5.7l. Astro, Safari. 4.3l. Cpi, mpi. Express, savana. 4.3l. All. 4.3l. Helps provide constant fuel pressure to the injectors Assists in cold engine starts Helps maintain stable engine idle
Silverado, sierra. 26 gallon. Silverado, sierra. 6' 1/2 box. Gas, 6 1/2 foot bed, 2500 with crew cab.
Throttle Cable
All models. All. 4.3l. Auto trans. 4.3l. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Injector
Express, savana. 4.3l. All models. 4.3l. Astro, Safari. 4.3l. 4.3l sfi. Engine vin code x. Silverado, sierra. 4.3l. Atomizes fuel into the engine's intake manifold or cylinders, as part of the fuel and engine management system Allows for a quick throttle response Assists in cold engine starts
Electric Fuel Pump
Gas. Silverado, sierra. Without evap emissions. Helps provide a reliable fuel supply to your vehicle's engine Electrical connections are designed to help eliminate high resistance due to vehicle vibration Designed to optimize pump life and reduce fuel pump noise This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Electric Fuel Pump
Gas. Silverado, sierra. With evap emissions. In Tank Assy.. Incl.Fuel Tank Sending Unit. Electrical Connector Qty.2. Helps provide a reliable fuel supply to your vehicle's engine
Electrical connections are designed to help eliminate high resistance due to vehicle vibration
Designed to optimize pump life and reduce fuel pump noise
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Fuel Injector O-Ring Kit
CPI Unit Service Kit. All models. 5.7l. All models. 7.4l. All models. 5.0l. All models. 4.3l. Helps provide a seal to prevent fuel leaks Helps seal combustion chamber from the elements This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors