2004 Buick Rainier Fuel Injectors

CARQUEST fuel injector seal kits include the necessary O-rings and seals to properly reseal the injector, which is a recommended practice any time the injector is removed. Includes hard to find or previously dealer-only components.

Product Features:

• Premium OE quality materials
• Services one injector

Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:

• Meets or exceeds all original equipment specifications
• Application specific design to ensure a perfect fit
• Engineered for the sealing repair environment
• Unsurpassed quality you can trust
• Validated for fit, form, and function

With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:

• Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.

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 and manufactured specifically for the repair environment
• Unsurpassed quality you can trust
• Validated for fit, form, and function

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 and manufactured specifically for the repair environment
• Unsurpassed quality you can trust
• Validated for fit, form, and function

WVE is a leading source of advanced vehicle electronics components for replacement applications in the automotive aftermarket and original equipment applications. WVE offers high-technology manufacturing along with innovative solutions and improvements to OE designs. Every component either matches or improves on the OE design to ensure fast, easy installation, superior performance and reliability.

Product Features:

• Application matched components ensure fuel injection system meets all emission regulations.
• Product constructed to meet all design and operating characteristics as intended by the vehicle manufacturer.

GM Genuine Parts Fuel Injection Fuel Rail O-Ring 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:

• 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

Precision is key for the fuel pressure regulator on any vehicle. At Delphi, we use OE engineering to test our regulators and fuel technologies to ensure the utmost performance and durability. Our Nitrile¿ diaphragms are resilient against high-ethanol fuels, and we utilize two designs to help meet emissions standards while covering a wide array of domestic vehicles. With over 30 OE-proprietary innovations and 150 patents in fuel technologies, Delphi is regarded as a market leader in North American fuel management. Visit our Resource Center for helpful tips and tricks on fuel pumps technologies and more: https://www.delphiautoparts.com/usa/en-US/resource-center.

Product Features:

• Precisely manufactured internal valves, diaphragms and springs means excellent performance under all engine operating conditions
• Quiet operation, no audible regulator noise
• Robust diaphragm materials means longer life, improved durability and compatibility with a wide range of fuels
• Consistent and predictable fuel pressure throughout system range of control provides great drivability

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

GM Genuine Parts Mass Air Flow (MAF) Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These sensors are key parts of the engine management system, and are GM-recommended replacements for your vehicle’s original components. The MAF sensor measures the amount of air entering the engine so that the engine control module can determine the amount of fuel to inject. This helps ensure the most efficient air/fuel mixture for the best fuel economy and power. 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:

• Measures the amount of air entering the engine so the ECM can determine the amount of fuel to inject
• 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

Innovative engineering, manufacturing technology and quality control ensure that Spectra Premium mass air flow sensors 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 engine management systems design expertise
• Platinum connector threads reduce the number of connection points for faster reaction to change
• Ceramic-built printed circuit boards are protected by silica gel, providing superior resistance to temperature changes and vehicle vibrations
• Ceramic board provides reliable voltage to eliminate engine rough-idle problems
• Each new sensor is road tested to ensure real world performance and to verify that each design meets our high standards for quality
• Engineered to stringent tolerances based on our Canadian engineers’ in-depth knowledge of the OE part it’s designed to replace
• 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

CARDONE Remanufactured Mass Air Flow Sensors (MAFS) precisely track O.E. output curves and maintain specific tolerances to ensure accurate scan tool readings for proper operation. 100% re-soldering of critical components ensures superior electrical connections, eliminates intermittent failures and lengthens product life. With CARDONE Mass Air Flow Sensors (MAFS), you can expect smooth vehicle performance.

Product Features:

• 100% re-solder of critical components ensures superior electrical connections, no intermittent failures and longer product life.
• On-car vehicle validation routines ensure that modules meet all form, fit, durability and performance requirements.
• All modules are 100% tested with automated computer test equipment to ensure full functionality and reliability.
• Our sensors precisely track O.E. output curves and maintain spec tolerances to ensure accurate feedback to the vehicle┐s engine control management system.
• Components are rated to handle demanding temperature variations for optimum reliability in every environment.
• As a remanufactured Original Equipment part, this unit guarantees a perfect vehicle fit.
• Our remanufacturing process is earth-friendly, as it reduces the energy and raw material needed to make a new part by 80%.

Every single Delphi mass air flow (MAF) sensor that we manufacture – whether with or without the housing – is built with calibrated all-new components and is never remanufactured. Our mass air flow sensors are designed and tested to meet or exceed OE requirements, and engineered for a perfect fit in more than 180 million vehicles on the road today in North America – including makes from Ford, Toyota, Nissan, Volkswagen, Hyundai, BMW, Honda, GM, Mazda, Subaru, Acura and more.

Product Features:

• Delphi mass air flow sensors are the global benchmark for accuracy and signal noise
• Delphi mass air flow sensors feature high quality sensing elements for outstanding performance over a wide range of ambient temperatures
• Delphi is a manufacturer of OE mass air flow sensors since their first use over 30 years ago
• All parts are calibrated and tested to match the OE part
• Probe solution offered wherever possible to reduce repair time by eliminating the need to replace the flow tube
• Delphi OE technology validated to match the vehicle applications

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:

• 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
• 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

Delphi’s history is one of OE heritage and quality. Our global technical requirements include design specifications and validation testing based on over 100 years of OE experience. Our material selections, material thickness, and material types are built from OE specifications to exceed aftermarket expectations. We put in place strict manufacturing processes to ensure quality control in every part we make. Delphi’s pioneering spirit delivers innovative solutions designed to support the aftermarket in servicing the vehicles of today, and tomorrow.

Product Features:

• 100% O Ring replacement
• All Delphi injectors are tested utilizing OE methodologies
• Delphi injectors are produced in a Delphi ISO 9001:2008 certified facility
• No internal seal rings equals minimized leakage
• Recessed fuel exit minimizing possible plugging
• Reduced spray variation, accurate fuel spray pattern mean better emissions and cold start capabilities
• Thermally isolates fuel from engine by drawing manifold heat away from the fuel rail eliminating engine hesitation due to vapor lock

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:

• This part requires programming andor special setup procedures. GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle
• 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

GM Genuine Parts Fuel Injectors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These fuel injectors are electro-magnetic valves that meter fuel into the engine’s intake manifold or cylinders for combustion. 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. 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:

• 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
• 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

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

Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:

• Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
• WVE electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
• Product constructed to meet all design and operating characteristics as intended by the manufacturer.
• OE specified wire gauge to ensure a reliable electrical connection
• Designed to meet or exceed OE specifications in form, fit and function

GM Genuine Parts Fuel Injector Seal Kits are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These seals help provide liquid-tight connections between the fuel injector and related components. 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 provide a seal to prevent fuel leaks
• Helps seal combustion chamber from the elements
• 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