2003 Hummer H2 Air Conditioning Parts

Essential 2003 Hummer H2 Air Conditioning Parts

ACDelco – Instrument Panel Air Duct Air Temperature Sensor (Part No.15-5632)

Instrument Panel Air Duct Air Temperature Sensor

from

$7.49
ACDelco GM Original Equipment HVAC Temperature Sensor is a GM-recommended replacement component for one or more of the following vehicle systems: hvac. This original equipment sensor will provide the same performance, durability, and service life you expect from General Motors.

Product Features:
  • 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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ACDelco – Multi-Purpose Pigtail (Part No.PT1346)

Multi-Purpose Pigtail

from

$83.99
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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Santech – A/C Service Valve (Part No.R1129946848SII)

A/C Service Valve

from

$25.94
A/C Service Valve

ACDelco – 2-Way Female Gray Multi-Purpose Pigtail (Part No.PT209)

2-Way Female Gray Multi-Purpose Pigtail

from

$30.49
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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ACDelco – Gray Multi-Purpose Pigtail (Part No.PT2655)

Gray Multi-Purpose Pigtail

from

$72.99
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 – RELAY – ACCESSORY (Part No.R3115)

RELAY - ACCESSORY

from

$27.49
BWD is an aftermarket leader, providing a premium line of engine management products. BWD manufactures and distributes high technology critical components for late model domestic and import vehicles. BWD is constantly evolving to give customers the competitive edge they need to compete in today’s ever-changing marketplace.

Product Features:
  • Our units are all pre-aligned & pre-adjusted to save installation time and ensure proper switching.
  • A lubricated felt pad that lubricates the cam lobes on the vehicles distributor. This reduces wear on the point set rubbing block, extending the usable life of the part.
  • Ventilated where available, tungsten contacts, which run cooler and exhibit less erosion.
  • The copper-alloy shunt provides superior resistance to breakage, due to the flexing of the moving arm on the point set. It also significantly increases current conductivity over typical steel, shunts.
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ACDelco – A/C Temp. Switch (Part No.R1055307459ACD)

A/C Temp. Switch

from

$15.15
A/C Temp. Switch

GM Genuine Parts – Air Conditioning Clutch Cycling Switch (Part No.15-50156)

Air Conditioning Clutch Cycling Switch

from

$59.99
GM Genuine Parts A/C Clutch Cycle Switches are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These A/C clutch cycle switches are component sensors that monitor the evaporator temperature and pressure. The switch turns the compressor clutch field coil off and on. When the pressure and temperature are too low, the compressor is switched off. 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:
  • Restores A/C compressor clutch function
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • Original equipment parts are designed to work with your GM vehicle safety systems — aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
  • GM regularly updates production and service part designs to integrate new materials and technologies
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Koyo Cooling – A/C Condenser (Part No.R1030425787KCS)

A/C Condenser

from

$135.69
A/C Condenser

Factory Air – O-Ring & Gasket A/C System Seal Kit (Part No.26824)

O-Ring & Gasket A/C System Seal Kit

from

$19.49
High quality OE replacement part with all components needed to complete the job

Product Features:
  • All the seals needed to complete the job
  • Compatible with both R134a and R12 refrigerants
  • Application specific
  • SUV and rear air applications
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Carquest Premium – A/C New; w/ Clutch; w/ 10S20F Compressor (Part No.T78363)

A/C New; w/ Clutch; w/ 10S20F Compressor

from

$279.99
Carquest New Compressors are designed, manufactured and tested to meet or exceed strict original equipment specifications for superior quality and performance. Each new compressor is tested to provide durable life to the vehicle’s air conditioning system. All new compressor components are assembled using state of the art equipment and techniques to ensure smooth operation. Each part is equipped with a clutch and connector that matches the original equipment part and provides an exact replacement to your vehicle’s part. All compressors are supplied with the necessary gaskets and o-rings for installation.

Product Features:
  • Each new compressor design undergoes rigorous life cycle testing at high RPMs and pressures to ensure that they can withstand years in the harshest conditions.
  • New compressors are designed with utmost precision using 3D coordinate measuring machines to ensure a perfect fit.
  • The production process contains automated controls at every stage that alerts and halts production in case of an error, assuring that the finished product will always be flawless.
  • All new compressors must pass a helium leak test and pump up function test prior to packaging.
  • O-Rings and gaskets necessary for installation are included.
  • Matched high-quality needle-roller bearing ensures low friction and high load capability.
  • Light weight aluminum energy-saving casting used for construction.
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DENSO – New Compressor With Clutch (Part No.471-0315)

New Compressor With Clutch

from

$324.99
As one of the world’s largest OE suppliers of A/C compressors, DENSO units are specified by most major vehicle manufacturers. DENSO First Time Fit A/C compressors are manufactured and tested to the strictest OE standards for unparalleled performance. At DENSO, we bring together everything we know as an air conditioning systems manufacturer to bring you the highest quality line of factory-new compressors available. When it comes to new compressors, you can’t do better than going with a unit manufactured by the OE supplier. At DENSO we know these units better than anyone because we originally designed them. Our compressors are built to meet DENSO’s unsurpassed reputation for technological superiority. You can relax knowing DENSO will give you the right part and the right fit the first time.

Product Features:
  • DENSO is the world’s largest OE supplier of A/C compressors
  • Each compressor is precision manufactured for exact replacement
  • Designed for high output and extended durability
  • Highest quality in the Aftermarket
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Carquest Premium – A/C Compressor Relay Connector (Part No.PTA1171)

A/C Compressor Relay Connector

from

$61.99
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.

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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KAI – A/C Accumulator (Part No.ACM010531)

A/C Accumulator

from

$46.99
New Standard Replacement A/C Accumulator, V8 Engine, Without Rear A/C

Product Features:
  • V8 Engine, Without Rear A/C
  • Meets All Federal Motor Safety Standards
  • No Drilling Needed For Installation
  • No Modifications Needed For Installation
  • Direct Fit Replacement For Your Vehicle
  • Same Form Fit And Function As OE
  • Check Out The Large Selection Of Parts Available For Your Vehicle
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Dorman – A/C Compressor Clutch Harness (Part No.645-781)

A/C Compressor Clutch Harness

from

$34.99
This A/C compressor clutch 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 A/C compressor clutch 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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KAI – A/C Service Valve (Part No.FJC2576)

A/C Service Valve

from

$11.99
New Standard Replacement 2610 Service Port W/2615 Cap

Product Features:
  • Meets All Federal Motor Safety Standards
  • No Drilling Needed For Installation
  • No Modifications Needed For Installation
  • Direct Fit Replacement For Your Vehicle
  • Same Form Fit And Function As OE
  • Check Out The Large Selection Of Parts Available For Your Vehicle
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ACDelco – A/C Pressure Switch (Part No.R1054847144ACD)

A/C Pressure Switch

from

$102.97
A/C Pressure Switch

Dorman – A/C Service Valve Cap (Part No.902-025)

A/C Service Valve Cap

from

$8.99
This A/C service valve cap is designed to match the fit and function of the original cap on specified applications, and is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this A/C service valve cap is designed to match the fit and function of the original cap on specified applications.
  • Restores functionality – reliable replacement for an original part that is leaking 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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Carquest Premium – Multi Purpose Relay (Part No.RAA1241)

Multi Purpose Relay

from

$21.99
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 – A/C Clutch Cycle Switch (Part No.CCA1371)

A/C Clutch Cycle Switch

from

$64.99
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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ACDelco – 2-Way Male Black Multi-Purpose Pigtail (Part No.PT786)

2-Way Male Black Multi-Purpose Pigtail

from

$40.99
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
See More

ACDelco – 6-Way Female Black Multi-Purpose Pigtail (Part No.PT276)

6-Way Female Black Multi-Purpose Pigtail

from

$49.99
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 – Multi Purpose Relay (Part No.83A1003)

Multi Purpose Relay

from

$20.49
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:
  • High-quality products that meet OE appearance and performance to
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Carquest Premium – A/C Compressor and Component Kit (Part No.3921K)

A/C Compressor and Component Kit

from

$379.99
Save time on installation with everything you need in one box for an air conditioning replacement. The Carquest Premium A/C Compressor and Component Kit includes the necessary compressor, accumulator/receiver drier, and orifice tube/expansion valve, along with the necessary O-rings, gaskets, and oil. The parts are manufactured with strict quality standards from Gilmore, a climate control partner to Advance Auto Parts for over 25 years.

Product Features:
  • Each new compressor design undergoes rigorous life cycle testing at high RPMs and pressures to ensure that they can withstand years in the harshest conditions.
  • New compressors are designed with utmost precision using 3D coordinate measuring machines to ensure a perfect fit.
  • The production process contains automated controls at every stage that alerts and halts production in case of an error, assuring that the finished product will always be flawless.
  • All new compressors must pass a helium leak test and pump up function test prior to packaging.
  • Accumulators and receiver driers meet or exceed original equipment standards for moisture absorption, pressure and temperature resistance, air tightness, vibration resistance, corrosiveness, and pulse pressure.
  • Desiccant is 100% tested and assembled in a controlled environment to ensure performance meets or exceeds original equipment standards.
  • All accumulators are helium leak tested prior to packaging.
  • Each orifice tube and expansion valve is tested for function and leakage according to OEM specifications to ensure optimal performance of the air conditioning system.
  • The specific PAG oil required by your vehicle application is included.
  • O-rings and gaskets for all parts are application specific and packaged with the correct part to save time and eliminate the possibility of a leak from using the wrong O-ring or gasket.
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Carquest Premium – A/C Plate and Fin Evaporator (Part No.T54914)

A/C Plate and Fin Evaporator

from

$187.99
Carquest Evaporators are designed to remove heat from the air inside the passenger compartment of a vehicle resulting in cooler air temperatures. They are manufactured to meet or exceed original equipment specifications and are designed to easily fit into the engine compartment.

Product Features:
  • The design and manufacture of the evaporators result in uniform refrigerant distribution with optimal flow for improved performance and maximum heat transfer.
  • The evaporators are constructed to offer a lightweight, compact design that will fit easily within the engine compartment.
  • The surface treatment on each part ensures optimum water drainage to prevent mold and odors in the system.
  • The evaporators are 100% tested to meet or exceed original equipment specifications. Each part is helium tested to ensure no leaks.
  • O-Rings and gaskets necessary for installation are included.
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ACDelco – Multi-Purpose Pigtail (Part No.PT1357)

Multi-Purpose Pigtail

from

$37.99
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
See More

Driveworks – Ball Bearing (Part No.S-907257)

Ball Bearing

from

$22.29
Value-priced bearing meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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Factory Air – New Nippondenso 10S17F Clutch Assembly w/ Coil (Part No.47362)

New Nippondenso 10S17F Clutch Assembly w/ Coil

from

$181.99
High quality OE replacement part with all components needed to complete the job

Product Features:
  • All mounting hardware included
  • Every coil tested for proper ohms
  • Vehicle specific applications
  • Coated to prevent corrosion
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2003 Hummer H2 Air Conditioning Parts

Maybe you’re in the middle of a full rebuild of that 2003 Hummer H2. Maybe you just need a couple of Air Conditioning Parts. Either way, Advance Auto Parts has 71 different Air Conditioning Parts in our inventory ranging from $4.49 to $519.99. That means you can find the exact parts or products you need to keep that 2003 Hummer H2 running smoothly.

Air Conditioning Parts are only as good as their brand. We stock 12 different brands to make sure you have plenty of trusted parts to choose from for your 2003 Hummer H2. Carquest Premium, Factory Air, and Carquest are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Air Conditioning Parts for your 2003 Hummer H2, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 240 reviews in this category, some of the top rated parts include System Mounted Cycling Pressure Switch with 4.7 stars and GM Air Conditioning Schrader Valve M12 X 1.50 with 4.8 stars.

So if you’re in the market for aftermarket Air Conditioning Parts to keep your 2003 Hummer H2 rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Air Conditioning Parts Brands To Make Your 2003 Hummer H2 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 Hummer H2 demands trusted brand parts and products to keep it running. Many trusted brands of Air Conditioning Parts make up Advance Auto Parts’ inventory, and all are ready to help make your H2 the best it can be. Be sure to browse some of our top Air Conditioning Parts brands and parts.

Popular ACDelco Air Conditioning Parts

We carry ACDelco parts in our stock across AC Switch Connectors categories, plus more. For a 2003 Hummer H2, our most popular ACDelco Air Conditioning Parts include:
Multi-Purpose Pigtail
from $37.99
(2)
Multi-Purpose Pigtail
AC Switch Connectors

Top 2003 Hummer H2 Air Conditioning Parts from Carquest Premium

Carquest Premium products are another trusted brand when it comes to Air Conditioning Parts for your 2003 Hummer H2. Popular Carquest Premium parts include:
A/C Black Orifice Tube
from $4.49
(56)
A/C Black Orifice Tube
Expansion Valve and Orifice Tubes
A/C Accumulator
from $52.99
(17)
A/C Accumulator
Accumulator and Receiver Driers
A/C New, with Clutch, with 10S20F Compressor
from $319.99
(10)
A/C New, with Clutch, with 10S20F Compressor
AC Compressor Without Clutch

FAQs for 2003 Hummer H2 Air Conditioning Parts

What are the most purchased Air Conditioning Parts for the 2003 Hummer H2?

Out of 71 Air Conditioning Parts for the 2003 Hummer H2, the most popular in our inventory are:
O-Ring & Gasket A/C System Seal Kit
from $19.49
(13)
O-Ring & Gasket A/C System Seal Kit
AC Line O-Rings
Instrument Panel Air Duct Air Temperature Sensor
from $7.49
This product is not rated
Instrument Panel Air Duct Air Temperature Sensor
AC Evaporator Anti-Ice Sensors
Air Conditioning Service Valve
from $6.99
(7)
Air Conditioning Service Valve
AC Caps and Valve Core Kits

What are the top-rated 2003 Hummer H2 Air Conditioning Parts?

Top-rated Air Conditioning Parts for your 2003 Hummer H2 based on customer reviews/ratings are:
System Mounted Cycling Pressure Switch
from $19.99
(29)
System Mounted Cycling Pressure Switch
“Changed the pressure switch and got the a/c working again”
GM Air Conditioning Schrader Valve M12 X 1.50
from $11.29
(17)
GM Air Conditioning Schrader Valve M12 X 1.50
“I had a leaking schrader valve on the low side. Changed both low and high side service valves, vacuumed the system and recharged the system and every”
New Nippondenso 10S17F Clutch Assembly w/ Coil
from $181.99
(10)
New Nippondenso 10S17F Clutch Assembly w/ Coil
“on a truck”