2003 Hummer H1 Air Conditioning Parts

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Keep Your 2003 Hummer H1 in Top Shape with Quality Air Conditioning Parts

Whether you’re repairing or upgrading your Air Conditioning Part, using high-quality parts is key to keeping your 2003 Hummer H1 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including AC O-Ring and Gasket Kits, AC Compressor With Clutch, and Expansion Valve and Orifice Tubes. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Air Conditioning Parts from Trusted Brands

Looking for a reliable Air Conditioning Part? We’ve got you covered with options from brands you know and trust like Carquest Premium and Factory Air. For example, Carquest Premium Air Conditioning Parts start at just $199.99 with an average 4.4 star rating. Factory Air offer similar pricing and quality, backed by strong customer feedback. With over 47 reviews and a solid 3 star average, you can shop with confidence knowing other Hummer H1 owners approve.

Competitive Prices and Extensive Inventory

The average price for a 2003 Hummer H1 Air Conditioning Part at Advance Auto Parts is around $131.34, with a range that starts at $18.99 and goes up to $306.99. With 10 options in stock from 5 trusted brands, finding the right fit is easy. Popular picks like Multi-Use Connector, Ball Bearing, and Remanufactured GM HT6 Compressor with Clutch start at just $22.49 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Air Conditioning Part, don’t forget to check out other key components like Blower Motor and Related Products and Engine Cooling Parts. At Advance Auto Parts, we’re here to help you keep your 2003 Hummer H1 in peak condition, inside and out.

Essential 2003 Hummer H1 Air Conditioning Parts

Carquest Premium – A/C Expansion Valve (Part No.T3704459)

A/C Expansion Valve

from

$40.49
Carquest Expansion Valves are designed to regulate the flow of refrigerant through the air conditioning system to provide optimal cooling to the passenger compartment. Each expansion valve is manufactured to original equipment specifications to perform its function even in the harshest climates. Each part is supplied with the necessary gaskets and o-rings for installation.

Product Features:
  • The bodies of these expansion valves are machined from a single block of aluminum or brass metal.
  • Each expansion valve has settings for tonnage and superheat based on the vehicle specifications.
  • Each expansion valve is tested for function and leakage according to OEM specifications to ensure optimal performance of the air conditioning system.
  • O-Rings necessary for installation are included.
  • O-Rings necessary for installation are included.
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Carquest Premium – A/C Valve Core/Cap (Part No.T26775)

A/C Valve Core/Cap

from

$18.99
Carquest A/C Accessories provide a comprehensive offering of premium quality fittings and tools to service all aspects of an a/c service from the most simple fitting replacement to complex diagnostics required for late model applications.
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Factory Air – O-Ring & Gasket A/C System Seal Kit (Part No.26824)

O-Ring & Gasket A/C System Seal Kit

from

$23.49
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Factory Air.

Product Features:
  • All the seals needed to complete the job
  • Compatible with both R134a and R12 refrigerants
  • Application specific
  • SUV and rear air applications
  • All the seals needed to complete the job
  • Compatible with both R134a and R12 refrigerants
  • Application specific
  • SUV and rear air applications
See More

Carquest Premium – Multi-Use Connector (Part No.PTA1091)

Multi-Use Connector

from

$35.99
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
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Driveworks – Ball Bearing (Part No.S-907257)

Ball Bearing

from

$22.49
Value-priced bearing meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
See More

Carquest Standard – Remanufactured GM HT6 Compressor with Clutch (Part No.DW57947)

Remanufactured GM HT6 Compressor with Clutch

from

$245.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Carquest.

Product Features:
  • Built in a TS16949 certified manufacturing environment to ensure consistent quality that meets or exceeds OE specifications for fit, form, function and durability
  • All remanufactured compressors are built using the latest compressor technology available today and using strict remanufacturing processes
  • All units have new seals, O-rings, gaskets and clutch bearings
  • Tested for noise, vibration, durability, vacuum decay and pressure decay to ensure no leaks and longer life
  • Remanufactured compressors are 100 percent tested to ensure compressor function and noise level meets or exceeds OE specifications
  • Remanufactured compressors come pre-charged with 3 ounces of PAG oil for R134a or R1234yf applications
  • Remanufactured compressors are individually vacuum and pressure tested to ensure no leaks
  • Remanufactured compressors come with the R12/R134A/1234yf required O-rings /sealing washers to install the compressor
  • Remanufactured Compressors are built in a ISO9001:2015 Certified facility to ensure consistent quality standards in the Re-manufacturing process
See More

KAI – A/C Compressor, Ht6, 6 Groove, V6 Engine (Part No.ACP010053)

A/C Compressor, Ht6, 6 Groove, V6 Engine

from

$306.99
New Standard Replacement A/C Compressor, H6, 6 Groove, V6 Engine

Product Features:
  • H6, 6 Groove, V6 Engine
  • 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
See More

Carquest Premium – A/C Compressor, New, with Clutch, with 10S20F Compressor (Part No.T78348)

A/C Compressor, New, with Clutch, with 10S20F Compressor

from

$312.99
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.
See More

Carquest Standard – Remanufactured Nippondenso 10S17F Compressor with Clutch (Part No.DW77348)

Remanufactured Nippondenso 10S17F Compressor with Clutch

from

$309.99
Remanufactured Compressors are built in a ISO9001:2015 Certified facility to ensure consistent quality standards in the Re-manufacturing process.

Product Features:
  • Built in a TS16949 certified manufacturing environment to ensure consistent quality that meets or exceeds OE specifications for fit, form, function and durability
  • All remanufactured compressors are built using the latest compressor technology available today and using strict remanufacturing processes
  • All units have new seals, O-rings, gaskets and clutch bearings
  • Tested for noise, vibration, durability, vacuum decay and pressure decay to ensure no leaks and longer life
See More

Carquest Premium – A/C Condenser (Part No.2317)

A/C Condenser

from

$199.99
The Carquest condenser is an integral component of the motor vehicle air conditioning system. This part condenses the refrigerant into a liquid to prepare it for entry into the compressor. The condenser is manufactured according to OEM design specifications to ensure a long life with quality performance. Exact design standards produce a seamless fit into the engine compartment.

Product Features:
  • This is a parallel flow condenser that contains small micro-channels. It is highly recommended that this condenser be replaced if a failure has occurred in the vehicle’s air conditioning system that has resulted in debris contaminating the system.
  • The Carquest condenser production process includes quality driven details such as using zinc-coated tubes and electrostatic paint spray at high temperatures to provide the best corrosion resistance and durability in our condensers.
  • Continuous molds, laser welding machines, semi-automatic assembly stations and other advanced equipment provide quality products.
  • Each condenser uses only the highest quality raw materials including pure aluminum (not substandard or recycled) to provide the highest quality standards from beginning to finished product.
  • All brackets are designed per OEM specifications to ensure strength and reduce vibration and movement.
  • We leak test 100% of our condensers in helium leak test chambers to ensure the product does not leak.
  • Our condensers are manufactured from rigid design standards to fit OEM dimensions.
  • Each condenser design endures a series of tests that includes performance testing, vibration testing, blast testing, and salt spray testing to simulate real world conditions.
  • Each Carquest condenser is packaged using superior box construction. This box is easy to open and seal. Each condenser is packaged in the box with internal protection to keep the part centered and away from the package edges.
See More

Carquest Premium – A/C Compressor, Premium OEM Improved, New, with Clutch, with HT6 Compressor (Part No.T58947)

A/C Compressor, Premium OEM Improved, New, with Clutch, with HT6 Compressor

from

$258.99
This premium new compressor improves upon the original equipment design by providing two additional pistons and a center seal lip to prevent a center seal leak created by road conditions. 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 a 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.
See More

Most Popular AC O-Ring and Gasket Kit for 2003 Hummer H1s

Enhance your 2003 Hummer H1 with this popular AC O-Ring and Gasket Kit we have in stock, for $23.49.

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

O-Ring & Gasket A/C System Seal Kit

from

$23.49
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Factory Air.

Product Features:
  • All the seals needed to complete the job
  • Compatible with both R134a and R12 refrigerants
  • Application specific
  • SUV and rear air applications
  • All the seals needed to complete the job
  • Compatible with both R134a and R12 refrigerants
  • Application specific
  • SUV and rear air applications
See More

Best-Selling 2003 Hummer H1 AC Compressor With Clutch

Upgrade your H1 with our best-selling AC Compressor With Clutch with a 4 Starts rating across 19 reviews.

Carquest Premium – A/C Compressor, Premium OEM Improved, New, with Clutch, with HT6 Compressor (Part No.T58947)

A/C Compressor, Premium OEM Improved, New, with Clutch, with HT6 Compressor

from

$258.99
This premium new compressor improves upon the original equipment design by providing two additional pistons and a center seal lip to prevent a center seal leak created by road conditions. 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 a 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.
See More

Top-Quality Expansion Valve and Orifice Tubes for 2003 Hummer H1s

Choose a high-quality OEM or aftermarket Expansion Valve and Orifice Tube for Hummer H1s and enjoy top-notch performance from $40.49.

Carquest Premium – A/C Expansion Valve (Part No.T3704459)

A/C Expansion Valve

from

$40.49
Carquest Expansion Valves are designed to regulate the flow of refrigerant through the air conditioning system to provide optimal cooling to the passenger compartment. Each expansion valve is manufactured to original equipment specifications to perform its function even in the harshest climates. Each part is supplied with the necessary gaskets and o-rings for installation.

Product Features:
  • The bodies of these expansion valves are machined from a single block of aluminum or brass metal.
  • Each expansion valve has settings for tonnage and superheat based on the vehicle specifications.
  • Each expansion valve is tested for function and leakage according to OEM specifications to ensure optimal performance of the air conditioning system.
  • O-Rings necessary for installation are included.
  • O-Rings necessary for installation are included.
See More

Our Top Pick for a 2003 Hummer H1 AC Condenser

Invest in a durable AC Condenser for your 2003 Hummer, knowing you’re getting trusted brands and expert craftsmanship.

Carquest Premium – A/C Condenser (Part No.2317)

A/C Condenser

from

$199.99
The Carquest condenser is an integral component of the motor vehicle air conditioning system. This part condenses the refrigerant into a liquid to prepare it for entry into the compressor. The condenser is manufactured according to OEM design specifications to ensure a long life with quality performance. Exact design standards produce a seamless fit into the engine compartment.

Product Features:
  • This is a parallel flow condenser that contains small micro-channels. It is highly recommended that this condenser be replaced if a failure has occurred in the vehicle’s air conditioning system that has resulted in debris contaminating the system.
  • The Carquest condenser production process includes quality driven details such as using zinc-coated tubes and electrostatic paint spray at high temperatures to provide the best corrosion resistance and durability in our condensers.
  • Continuous molds, laser welding machines, semi-automatic assembly stations and other advanced equipment provide quality products.
  • Each condenser uses only the highest quality raw materials including pure aluminum (not substandard or recycled) to provide the highest quality standards from beginning to finished product.
  • All brackets are designed per OEM specifications to ensure strength and reduce vibration and movement.
  • We leak test 100% of our condensers in helium leak test chambers to ensure the product does not leak.
  • Our condensers are manufactured from rigid design standards to fit OEM dimensions.
  • Each condenser design endures a series of tests that includes performance testing, vibration testing, blast testing, and salt spray testing to simulate real world conditions.
  • Each Carquest condenser is packaged using superior box construction. This box is easy to open and seal. Each condenser is packaged in the box with internal protection to keep the part centered and away from the package edges.
See More

Top-Rated AC Compressor Without Clutch for 2003 Hummer H1s

Make a smart move for your 2003 Hummer H1 with products all priced from $245.99 to $306.99.

Carquest Standard – Remanufactured GM HT6 Compressor with Clutch (Part No.DW57947)

Remanufactured GM HT6 Compressor with Clutch

from

$245.99
Our products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience, fix it once and fix it right with Carquest.

Product Features:
  • Built in a TS16949 certified manufacturing environment to ensure consistent quality that meets or exceeds OE specifications for fit, form, function and durability
  • All remanufactured compressors are built using the latest compressor technology available today and using strict remanufacturing processes
  • All units have new seals, O-rings, gaskets and clutch bearings
  • Tested for noise, vibration, durability, vacuum decay and pressure decay to ensure no leaks and longer life
  • Remanufactured compressors are 100 percent tested to ensure compressor function and noise level meets or exceeds OE specifications
  • Remanufactured compressors come pre-charged with 3 ounces of PAG oil for R134a or R1234yf applications
  • Remanufactured compressors are individually vacuum and pressure tested to ensure no leaks
  • Remanufactured compressors come with the R12/R134A/1234yf required O-rings /sealing washers to install the compressor
  • Remanufactured Compressors are built in a ISO9001:2015 Certified facility to ensure consistent quality standards in the Re-manufacturing process
See More

KAI – A/C Compressor, Ht6, 6 Groove, V6 Engine (Part No.ACP010053)

A/C Compressor, Ht6, 6 Groove, V6 Engine

from

$306.99
New Standard Replacement A/C Compressor, H6, 6 Groove, V6 Engine

Product Features:
  • H6, 6 Groove, V6 Engine
  • 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
See More

Top-Rated Air Conditioning Part Brands For Your 2003 Hummer H1

When it comes to finding the perfect Air Conditioning Part for your 2003 Hummer H1, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 5 trusted brands. We carry the most popular Air Conditioning Part brands including Carquest Premium and Factory Air, and more, all known for their exceptional customer ratings (average brand rating of 4.4 stars) and competitive prices, as low as $23.49. Purchasing a Air Conditioning Part from us here at Advance Auto Parts is a smart move for both you and your 2003 Hummer H1, providing peace of mind with parts that meet or exceed OEM standards.

Popular Carquest Premium 2003 Hummer H1 Air Conditioning Parts

If you’re looking for a top-quality Air Conditioning Part for your 2003 Hummer H1, Advance Auto Parts has exactly what you need with our selection of Carquest Premium Air Conditioning Parts. We have 2 Carquest Premium Air Conditioning Parts in stock for this fitment, all known for their durability and precision fit. With prices starting at just $199.99 and an average cost of $229.49, you’ll find the perfect Air Conditioning Part for your needs and budget. Carquest Premium Air Conditioning Parts for the 2003 Hummer H1 come highly rated, with over 28 customer reviews and an impressive average rating of 4.4 stars. Choosing a Carquest Premium Air Conditioning Part from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
A/C Condenser
from $199.99
(9)
A/C Condenser
“It fit exactly as factory, the brackets were on the dot the line’s were exact bend to fit unto the line’s on the truck. Never have problems when using”
A/C Compressor, Premium OEM Improved, New, with Clutch, with HT6 Compressor
from $258.99
(19)
A/C Compressor, Premium OEM Improved, New, with Clutch, with HT6 Compressor
“This was a great product for the price. Thanks Advance Auto Parts for getting it right again!”

Top-Quality Factory Air 2003 Hummer H1 Air Conditioning Parts

For those in search of a high-quality Air Conditioning Part for their 2003 Hummer H1, Advance Auto Parts offers a great selection of Factory Air Air Conditioning Parts. With 1 Factory Air Air Conditioning Parts in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Air Conditioning Parts start at just $23.49, giving you a range of options to suit your budget. Backed by over 13 customer ratings and an average rating of 4.4 stars, Factory Air Air Conditioning Parts provide both reliability and excellent performance. Choosing a Factory Air Air Conditioning Part from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
O-Ring & Gasket A/C System Seal Kit
from $23.49
(13)
O-Ring & Gasket A/C System Seal Kit
“Great kit”

FAQs for 2003 Hummer H1 Air Conditioning Parts

What are the best-selling Air Conditioning Parts for 2003 Hummer H1s?

Out of 10 Air Conditioning Parts that fit 2003 Hummer H1s, the following parts are the top sellers:

What’s the price range for 2003 Hummer H1 Air Conditioning Parts?

The prices of Air Conditioning Parts for the 2003 Hummer H1 range from $18.99 up to $306.99 for the most premium parts.

What is the average price of an Air Conditioning Part for a 2003 Hummer H1?

The average price for Air Conditioning Parts for the 2003 Hummer H1 is $131.34. Keep in mind the variety of part types within our Air Conditioning Part category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Air Conditioning Parts for other Hummer H1 model years?

Yes, we carry Air Conditioning Parts for 2 model years of Hummer H1s between 2002 and 2006. The following model years are the most popular for Air Conditioning Part purchases: 2006, 2004, and 2002.

What are the cheapest Air Conditioning Parts for my 2003 Hummer H1?

The cheapest 2003 Hummer H1 Air Conditioning Parts we carry are:

What types of Air Conditioning Parts do you sell for my 2003 Hummer H1?

As of 3/1/26, these are some of the most in-demand types of Air Conditioning Parts for a 2003 Hummer H1:

Can I get help with 2003 Hummer H1 Air Conditioning Part orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Hummer Air Conditioning Parts and more.

What is your return policy for Hummer H1 Air Conditioning Parts?

Advance Auto Parts keeps returns simple. For new Hummer H1 Air Conditioning Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.