2003 Chevrolet Tahoe Fuel and Emissions Systems

Essential 2003 Chevrolet Tahoe Fuel and Emissions Systems

Driveworks – Electrical Relay (Part No.83296)

Electrical Relay

from

$16.79
Driveworks® offers a line of aftermarket parts and accessories that are commercially acceptable and competitively priced, which provides professional technicians and DIYers with an affordable alternative for repairs.

Product Features:
  • Direct-fit OE replacement ensures ease of installation
  • Designed to meet OE performance
  • As the leader in commercially acceptable parts, we provide professional technicians with the quality parts they need
  • As the leader in commercially acceptable parts, we provide professional technicians with the quality parts they need
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Spectra Premium – Fuel Filler Neck (Part No.FN817)

Fuel Filler Neck

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$106.99
Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium fuel tank filler necks meet or exceed the performance of the original equipment they replace.

Product Features:
  • Unit is designed to OE fit, form and function requirements accomplished by leveraging our OE fuel system design expertise
  • Unit is dual coated for enhanced corrosion protection
  • Fit tested on the very same vehicle application for which it was developed verifying first-hand that the design fits properly and can be easily installed
  • Unit is leak tested after production to ensure product in free from fuel and / or evaporative leaks
  • Tested with OE fuel cap to prevent evaporative emission and check engine light failure
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Dorman – 7-Wire Pigtail Connector (Part No.84645)

7-Wire Pigtail Connector

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$29.49
Make better electrical repairs and accessory installations with this pigtail connector. Designed for a clean appearance when installed, it features weatherproof terminals and a locking tab for a reliable quick disconnect electrical connection.

Product Features:
  • Professional appearance – this electrical pigtail is designed for a clean, professional look when installed
  • Convenient solution – this pigtail connector allows the circuit to be quickly disconnected for service or occasional use
  • Durable construction – this pigtail connector features weatherproof seals and a locking tab for a reliable connection
  • Versatile component – this connector can be used in a variety of repairs and custom installations
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NTK – Manifold Absolute Pressure Sensor (Part No.MA0097)

Manifold Absolute Pressure Sensor

from

$75.99
Building upon a foundation of premium full-line products established under NGK ignition and NTK oxygen sensor products, NTK’s expansion to technical sensors is part of our ongoing commitment to streamline product types and increase coverage under one premium brand: NTK, The Sensor Specialist. With over 80 years of automotive expertise, NGK’s family of automotive products are driven by extreme dedication to innovation, performance and quality. NTK is the only OE supplier with a full-line of technical sensors in the aftermarket for import and domestic vehicles. Drawing from OE experience, NTK sensors undergo extreme testing conditions that include thermal shock, vibration and OBD verification. NTK sensors are manufactured to ensure a quality that meets or exceeds OE specifications. As new vehicles incorporate connected and automated technologies, trust The Sensor Specialist for full-line market support and OE application technology.

Product Features:
  • NTK’s Manifold Absolute Pressure Sensors are manufactured to operational performance standards to meet or exceed OE fit, form and function to ensure proper manifold pressure, fuel metering and ignition timing.
  • The Manifold Absolute Pressure Sensor (MAP) provides manifold pressure information to the Engine Control Unit (ECU). The data is used to determine the air mass flow rate and required fuel for optimum combustion and ignition timing.
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Carquest Premium – Oxygen Sensor Connector (Part No.PTA3305)

Oxygen Sensor Connector

from

$113.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Carquest Premium – Vapor Canister Purge Solenoid (Part No.CPC1019)

Vapor Canister Purge Solenoid

from

$44.99
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Bosch – Bosch Oxygen Sensor (Part No.C501088774BOS)

Bosch Oxygen Sensor

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$43.18
The Bosch oxygen sensor utilizes a mix of zirconium and yttrium oxides and other elements to form a tough base that withstands the intense stress to which oxygen sensors are subjected. Each element is incredibly strong for best-in-class performance and maximum service life.

Product Features:
  • OE-Equivalent.
  • Direct fit for easy installation.
  • OE Style connectors and wire lengths.
  • Base ceramic probe of Zirconium and Yttrium.
  • Patented Platinum Power Grid.
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ACDelco – Multi-Purpose Pigtail (Part No.PT1799)

Multi-Purpose Pigtail

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$54.99
ACDelco GM Original Equipment Pigtail Connectors are connectors ready to be spliced into vehicle harnesses, and are GM-recommended replacements for your vehicle’s original components. These original equipment pigtail connectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Protective outer coverings help provide long-lasting durability
  • Color-coded wires allow for easy installation
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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Carquest Premium – Fuel Pump Module Assembly: Fuel Pump, Sending Unit and Strainer (Part No.M2228194)

Fuel Pump Module Assembly: Fuel Pump, Sending Unit and Strainer

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$134.99
Carquest Premium fuel pump modules and assemblies are engineered by Carter Fuel Systems or Agility Auto Parts to meet or exceed Original Equipment (OE) specifications for fit, form and function. We have invested in industry-leading quality improvements like upgraded turbine impellers and 100% carbon commutators to deliver greater reliability. Carquest Premium fuel pump modules are supplied with the pump strainer and gaskets or seals when required for the application. Carquest Premium fuel pump modules are engineered with superior quality components to provide the longest life and reliable performance.

Product Features:
  • Meets or exceeds OE specifications for fit, form and function
  • 100% carbon commutators provide resistance to aggressive fuels and double the life expectancy of the pump
  • OE upgraded turbine impellers greatly reduce fuel pulsation
  • All fuel pumps are 100% performance tested
  • Includes installation gaskets or seals where applicable
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Carquest Premium – Daytime Running Light Resistor Connector (Part No.PTA1501)

Daytime Running Light Resistor Connector

from

$28.49
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
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ACDelco – Sequential Multi-Port Fuel Injector Assembly (Part No.217-2436)

Sequential Multi-Port Fuel Injector Assembly

from

$76.99
ACDelco GM Original Equipment Fuel Injectors are electro-magnetic valves that meter fuel into the engine’s intake manifold or cylinders for combustion, and are GM-recommended replacements for your vehicle’s original components. The engine control module (ECM) operates the injector by applying an electric current to the injector solenoid winding, causing the needle valve to open, and allowing pressurized fuel to be atomized into the intake airstream. These original equipment fuel injectors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • 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
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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Dorman – Fuel Sending Unit Pigtail (Part No.645-221)

Fuel Sending Unit Pigtail

from

$52.99
This fuel sender connector is designed to match the appearance and function of the original hardware on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this fuel sender connector matches the appearance and function of the factory hardware on specified applications
  • Ideal solution – this connector is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Dorman – Fuel Line Retaining Clip (Part No.800-023)

Fuel Line Retaining Clip

from

$6.99
This fuel line clip is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this fuel line clip matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this clip is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Dorman – Pigtail -Evap. Canister Vent Valve Solenoid , Red, 2-way with Leads (Part No.645-631)

Pigtail -Evap. Canister Vent Valve Solenoid , Red, 2-way with Leads

from

$37.99
Make better electrical repairs and accessory installations with this pigtail connector. Designed for a clean appearance when installed, it features weatherproof terminals and a locking tab for a reliable quick disconnect electrical connection.

Product Features:
  • Professional appearance – this electrical pigtail is designed for a clean, professional look when installed
  • Convenient solution – this pigtail connector allows the circuit to be quickly disconnected for service or occasional use
  • Durable construction – this pigtail connector features weatherproof seals and a locking tab for a reliable connection
  • Versatile component – this connector can be used in a variety of repairs and custom installations
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Dorman – Fuel Tank Strap (Part No.578-505)

Fuel Tank Strap

from

$221.99
Recommended for replacement whenever the fuel tank is replaced or serviced, this strap is a direct replacement for the original. Manufactured from durable materials to withstand harsh road and weather conditions.

Product Features:
  • Direct replacement – this fuel tank strap matches the fit, function and performance of the original part
  • Ideal solution – recommended for replacement when the fuel tank is serviced or replaced
  • Durable construction – manufactured from quality materials for superior service and reliability
  • Trustworthy design – backed by 100 years of automotive aftermarket experience
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GM Genuine Parts – Fuel Injector Retainer Kit with Clip (Part No.12570620)

Fuel Injector Retainer Kit with Clip

from

$13.79
GM Genuine Parts Fuel Injector and Insulator Retainer Kits are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • This part requires programming and/or special setup procedures. GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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Carquest Premium – Fuel Level Sensor (Part No.KBE1044)

Fuel Level Sensor

from

$165.99
Fuel Level Sensor

Delphi – Fuel Pressure Regulator (Part No.C3000446165DEL)

Fuel Pressure Regulator

from

$129.49
For more than a century, Delphi has been making the parts cars are born with. Delphi is proud of its OE heritage, and over the years they have used that experience to expand into a global aftermarket supplier.

Product Features:
  • Robust diaphragm materials means longer life, improved durability and compatibility with a wide range of fuels
  • Precisely manufactured internal valves, diaphragms and springs means excellent performance under all engine operating conditions
  • Quiet operation
  • No audible regulator noise
  • Consistent and predictable fuel pressure throughout system range of control provides great drivability.
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Felpro – Exhaust Gas Recirculation (EGR) Valve Gasket (Part No.70947)

Exhaust Gas Recirculation (EGR) Valve Gasket

from

$2.79
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Validated for fit, form and function
  • Unsurpassed quality you can trust
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ACDelco – GM Original Equipment Fuel Cap (Part No.E2010430522ACD)

GM Original Equipment Fuel Cap

from

$51.35
The ACDelco GM Original Equipment Fuel Cap is a threaded cap that seals your vehicle’s fuel tank filler, and is a GM-recommended replacement for your vehicle’s original component. The fuel cap has a rubber gasket that provides a liquid-tight seal to keep fuel in and water and dirt out. The cap may have a check-valve that lets air in or out depending on the air pressure inside the tank. This original equipment regular fuel cap has been manufactured to fit your specific GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Provides a tight seal to keep your vehicle’s fuel tank closed
  • A sealed fuel tank reduces vapor emissions which helps the environment
  • Prevents lost fuel in order to help reduce your trips to the gas station
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured to GM OE specification for fit, form, and function
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GM Genuine Parts – Fuel Injection Throttle Control Actuator Module (Part No.12590008)

Fuel Injection Throttle Control Actuator Module

from

$182.99
GM Genuine Parts Fuel Injection Throttle Control Actuator Modules are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These modules are electrically operated motor assemblies that control throttle plates. They receive an electrical signal from the engine control module and open throttle plates based on input from the accelerator pedal module. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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Carquest Premium – Fuel Tank Pressure Sensor (Part No.ECA1003)

Fuel Tank Pressure Sensor

from

$46.99
Pressure sensors are used within several operating systems on the vehicle. Subjects in this category measure the pressure of both liquid and air to include air in a positive pressure and negative pressure range. Pressure sensors report out as the result of an electrical device called a strain gauge which produces an analog or digital signal output dependent on the needs of the circuit. Pressures may be very low such as barometric pressure, or extremely high such as in a high-pressure fuel injection system.

Product Features:
  • Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.
  • Computer-Aided Design (CAD), laser scanning and 3D printing – utilizing Fused Deposition Modeling (FDM) and Stereolithography (SLA) – in the part design process ensures speed-to-market and a precise fit guaranteed.
  • Robust circuit board design increases durability due to heat, shock, and random electro-magnetic pulses (EMP) and power spikes.
  • Tin plated lead frame prevents corrosion and ensures a reliable terminal connection under adverse ambient conditions.
  • 100% thermo-shock and vibration tested to ensure superior performance in extreme conditions.
  • 100% end-of-line tested to ensure accurate signal output providing product reliability, every time.
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Dorman – Evaporative Emissions Canister Vent Valve (With Filter Assembly) (Part No.911-238)

Evaporative Emissions Canister Vent Valve (With Filter Assembly)

from

$41.49
A malfunctioning vapor canister vent solenoid can cause the engine light to come on. This vapor canister vent solenoid is engineered of quality materials for durability to ensure proper operation of the vehicle’s evaporative emissions system.

Product Features:
  • Direct replacement – this vapor canister vent solenoid fits and performs like original equipment with simple plug-and-play installation
  • Quality construction – manufactured from premium materials for a long service life
  • Excellent value – original equipment function at a lower price
  • Quality tested – has undergone simulation and endurance testing to ensure proper fit and performance
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Dorman – Fuel Pump Lock Ring (Part No.579-102)

Fuel Pump Lock Ring

from

$17.79
A recommended replacement whenever the sending unit is serviced, this fuel tank lock ring is a direct match for the original part. Designed for a secure fit, it’s manufactured from durable materials for reliable service.

Product Features:
  • Direct replacement – this fuel tank lock ring matches the fit, function and performance of the original part
  • Ideal solution – recommended for replacement whenever the sending unit is serviced to ensure a secure connection to the fuel tank
  • Durable construction – manufactured from quality materials for superior service and reliability
  • Trustworthy design – backed by a team of product designers and engineers with over 100 years of automotive aftermarket experience
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GM Genuine Parts – Vapor Canister (Part No.215-407)

Vapor Canister

from

$205.99
GM Genuine Parts Vapor Canisters are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These canisters capture and store evaporating fuel vapors from the fuel tank to be drawn into the intake manifold during engine operation. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • Helps reduce harmful pollutants from entering the atmosphere
  • Captures fuel vapors to be re-burned in the engine
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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GM Genuine Parts – Passenger Side Multi-Port Fuel Injector Rail (Part No.17113695)

Passenger Side Multi-Port Fuel Injector Rail

from

$202.99
GM Genuine Parts Fuel Injector Rails are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • This part requires programming and/or special setup procedures. GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
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DENSO – Oxygen Sensor: 4 Wire, 16.14" Long, Heated, Exact Fit (Part No.234-4337)

Oxygen Sensor: 4 Wire, 16.14" Long, Heated, Exact Fit

from

$90.99
DENSO Oxygen Sensors are manufactured and tested to the strictest OE standards for unparalleled peformance; Each component is precision built for exact replacement, and a first time fit; This innovative line features DENSO’s exclusive aluminum oxide trap layer, designed to protect the ceramic element from silicone and lead posining for improved engine performance, greater fuel efficiency, and unparalleled longevity; DENSO gives you the right part and the right fit, the first time.

Product Features:
  • Specifically designed to meet the increasing demands of today’s engines
  • 100% checked for high temperature signal output, air tightness, continuity, and heat resistance for optimal efficiency and performance
  • Coated with aluminum oxide to prevent silicone and lead from contacting the ceramic element and damaging the platinum electrode
  • Double protection cover helps maintain proper unit temperature for quicker response times, which is critical to your vehicle’s fuel efficiency
  • Manufactured with a rugged stainless steel housing and porous PTFE filter to resist corrosion and contamination
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Dorman – EGR Line (Part No.B7012699477DOR)

EGR Line

from

$200.35
EGR Line

2003 Chevrolet Tahoe Fuel and Emissions Systems

You count on your 2003 Chevrolet Tahoe to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Fuel and Emissions Systems. With 153 Fuel and Emissions Systems ranging in price from $1.79 to $645.99, you’re sure to find everything you need for your 2003 Chevrolet Tahoe.

Brands matter. If you want to shop a specific Fuel and Emissions Systems brand, we stock 20 different brands like Carquest Premium, DENSO, and Felpro. 2003 Chevrolet Tahoe Fuel and Emissions Systems start as low as $1.79!

One of the best ways to find top quality OEM or aftermarket Fuel and Emissions Systems is by asking professionals. Short of that, you can shop with confidence thanks to our 7,401 extensive product reviews on 2003 Chevrolet Tahoe Fuel and Emissions Systems. Some of the top-rated Fuel and Emissions Systems products we carry are Oxygen Sensor: 4 Wire, 24.02" Long, Heated, Universal with 3.3 stars and Locking Fuel Cap with 4.3 stars.

Did we mention you can order your Fuel and Emissions Systems from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Fuel and Emissions Systems inventory for your 2003 Chevrolet Tahoe below to get started!

Top-Rated Fuel and Emissions Systems Brands For Your 2003 Chevrolet Tahoe

Trusted Fuel and Emissions Systems OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 2003 Chevrolet Tahoe running right for years to come. In our inventory you’ll find brands like Carquest Premium, DENSO, Felpro, and even more.

Popular Driveworks Fuel and Emissions Systems

You’ll find popular Driveworks brand products across Air Flow Sensors. All are waiting to get your 2003 Chevrolet Tahoe back on the road. Some of the top-rated Driveworks products in these categories are:
MAP Sensor
from $67.05
(27)
MAP Sensor
MAP-Barometric Pressures

Top-Rated Carquest Premium Fuel and Emissions Systems


If Carquest Premium are what you’re looking for, our inventory holds plenty. We stock Carquest Premium brand Fuel and Emissions Systems for your 2003 Chevrolet Tahoe, and some of our most reviewed Carquest Premium parts include:

FAQs for 2003 Chevrolet Tahoe Fuel and Emissions Systems

What are the most purchased Fuel and Emissions Systems for the 2003 Chevrolet Tahoe?

Out of 153 Fuel and Emissions Systems for the 2003 Chevrolet Tahoe, the most popular in our inventory are:
Fuel Injector O-Ring Kit
from $7.49
(109)
Fuel Injector O-Ring Kit
Fuel Injector O-Ring Kits

What are the top-rated 2003 Chevrolet Tahoe Fuel and Emissions Systems?

Top-rated Fuel and Emissions Systems for your 2003 Chevrolet Tahoe based on customer reviews/ratings are:
Oxygen Sensor: 4 Wire, 24.02" Long, Heated, Universal
from $77.99
(87)
Oxygen Sensor: 4 Wire, 24.02" Long, Heated, Universal
“Great! A little larger which made it a little more difficult to install with my O2 sensor socket so make sure there is plenty of clearance!”
Locking Fuel Cap
from $23.99
(35)
Locking Fuel Cap
“Had a check engine light and when I scanned it, calls for a new gas cap. Instead of buying oem from the dealer or just an ordinary gas cap from a part”
Locking Fuel Cap: 10501, Screw On, Direct Fit, Provides Tight Seal, 1 Pack
from $24.99
(32)
Locking Fuel Cap: 10501, Screw On, Direct Fit, Provides Tight Seal, 1 Pack
“Lost old gas cap and replaced with this one, which comes with a lock (which you don’t have to use,FYI)”