2003 GMC Sierra 2500 Air Conditioning Parts

Essential 2003 GMC Sierra 2500 Air Conditioning Parts

Carquest Premium – A/C New; w/ Clutch; w/ 10S20F Compressor (Part No.T78362)

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

from

$267.99
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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ACDelco – GM OE A/C Compressor Clutch Kit with Clutch, Coil, and Pulley (Part No.R1010511135ACD)

GM OE A/C Compressor Clutch Kit with Clutch, Coil, and Pulley

from

$322.12
ACDelco GM Original Equipment A/C Compressor Clutch Kits include the compressor clutch, which engages and disengages the compressor when the A/C is switched ON and Off, and other related components. The compressor clutch consists of a pulley, pressure plate, and electromagnetic coil. This original equipment A/C compressor clutch kit is a GM-recommended replacement for you vehicle’s original components and has been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Restore A/C compressor clutch to like new performance
  • 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.83A1013)

Multi Purpose Relay

from

$15.79
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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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 Premium – A/C Plate and Fin Evaporator (Part No.T54873)

A/C Plate and Fin Evaporator

from

$165.99
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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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.4138K)

A/C Compressor and Component Kit

from

$367.99
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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ACDelco – A/C Pressure Switch (Part No.R1054847144ACD)

A/C Pressure Switch

from

$102.97
A/C Pressure Switch

National – Bearings (Part No.907257)

Bearings

from

$43.99
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:
  • Premium bearing design matches OEM specifications
  • Precision manufactured using premium-grade steel for outstanding durability and performance
  • Controlled heat treating process for lasting performance and extended bearing life
  • Industry leading coverage
  • Professional technicians know they can depend on National
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Dorman – Chrysler, GM Panel Retainer (Part No.963-056D)

Chrysler, GM Panel Retainer

from

$4.49
Constructed of quality materials, this multi-purpose retainer provides the same function and versatility as the original equipment retainer ensuring long service life.

Product Features:
  • Ideal replacement – this retainer matches the fit and function of the original equipment retainer for this vehicle application
  • Quality material – this retainer is made of durable material for long-lasting service
  • Versatile design – this retainer is suitable for a variety of automotive uses
  • Excellent value – this part offers original equipment quality at a competitive cost
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FAG US – BEARING (Part No.5908-VAW)

BEARING

from

$54.99
BEARING

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 – 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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Factory Air – Compressor Mounted Low Cut-Out Pressure Switch (Part No.35756)

Compressor Mounted Low Cut-Out Pressure Switch

from

$34.49
High quality OE replacement part with all components needed to complete the job

Product Features:
  • Contains gaskets, O-rings, or seals to properly replace the product
  • Color coded for easy identification
  • Zinc coated to resist corrosion
  • Improved 2 terminal design replacing older 1 terminal switch
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Carquest Premium – A/C Compressor Switch Connector (Part No.PTA1329)

A/C Compressor Switch Connector

from

$17.79
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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Carquest Premium – A/C Compressor Cut-Out Switch (Part No.ACA1264)

A/C Compressor Cut-Out Switch

from

$32.49
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.
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ACDelco – A/C Manifold Hose As (Part No.R1020439171ACD)

A/C Manifold Hose As

from

$462.65
A/C Manifold Hose As

ACDelco – Front ABS Wheel Speed Sensor (Part No.19300584)

Front ABS Wheel Speed Sensor

from

$75.99
ACDelco GM Original Equipment ABS Wheel Speed Sensors are located at each wheel, monitoring the rotation of each wheel, and are GM-recommended replacements for your vehicle’s original components. The sensor provides this speed information to the antilock brake control module for the antilock braking function. These sensors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Restores ABS function and performance caused by failed wheel speed sensor
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
  • Manufactured with GM Original Equipment 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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ACDelco – A/C Temp. Switch (Part No.R1055307459ACD)

A/C Temp. Switch

from

$15.15
A/C Temp. Switch

Driveworks – Electrical Relay (Part No.83263)

Electrical Relay

from

$17.99
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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Carquest Premium – A/C Suction Line Hose Assembly (Part No.T56411)

A/C Suction Line Hose Assembly

from

$50.99
Carquest Hose Assemblies are designed to carry refrigerant in an air conditioning system. They are manufactured to meet or exceed original equipment specifications and are designed to easily fit into the engine compartment.

Product Features:
  • 100% of hose assemblies use Goodyear hoses that meet original equipment specifications for wall thickness and permeation.
  • Tubes and mufflers are designed to meet original equipment specifications for wall thickness.
  • Fittings are designed to couple and seal to eliminate leaks. Trivalent plating is used on steel fittings to enhance corrosion resistance. The fittings conform to original equipment specifications to allow for the proper fit with related air conditioning
  • Welds and crimps meet and exceed original equipment tension specifications.
  • Manufactured to allow flexibility in the hose to conform to engine compartments.
  • O-Rings necessary for installation are included.
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Carquest Premium – Inline Connector (Part No.PTA1424)

Inline Connector

from

$20.99
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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Carquest Premium – Brake Pressure Modulator Sensor Connector (Part No.PTA1017)

Brake Pressure Modulator Sensor 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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GM Genuine Parts – Air Conditioning System Valve Core (Part No.15-1119)

Air Conditioning System Valve Core

from

$10.99
GM Genuine Parts A/C System Valve Cores are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These A/C system valve cores are components of the A/C service valve through which your vehicle’s refrigerant can be accessed and serviced. The valve core is a spring-loaded poppet valve that is opened when the service technician connects the A/C service machine hose couplers. 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:
  • Repair leaking A/C system, restore A/C function
  • Helps restore A/C 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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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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Metrix – A/C Compressor w/ Clutch, New (Part No.R1000397722MTX)

A/C Compressor w/ Clutch, New

from

$321.06
METRIX A/C compressors provide OE quality, high efficiency, and reliable performance, combined with superior features including an exact fit, higher pumping capacity and an advanced clutch design for longer life. All METRIX A/C compressors are 100% new and contain NO remanufactured parts. All compressors are equipped with a new clutch assembly, and include O-rings and installation instructions.

Product Features:
  • OE-Quality – Exact Fit
  • Low Power Demand
  • Guarantees OE quality performance, durability and fitment.
  • 100% Brand new with no remanufactured parts.
  • Equipped with a new clutch assembly.
  • Manufactured using the highest quality components
  • Meets or exceeds the manufacturers specifications for fit quality and durability.
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Carquest – Multi Purpose Relay (Part No.83A1005)

Multi Purpose Relay

from

$17.49
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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2003 GMC Sierra 2500 Air Conditioning Parts

Maybe you’re in the middle of a full rebuild of that 2003 GMC Sierra 2500. Maybe you just need a couple of Air Conditioning Parts. Either way, Advance Auto Parts has 101 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 GMC Sierra 2500 running smoothly.

Air Conditioning Parts are only as good as their brand. We stock 16 different brands to make sure you have plenty of trusted parts to choose from for your 2003 GMC Sierra 2500. Carquest Premium, Carquest, and GM Genuine 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 GMC Sierra 2500, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 270 reviews in this category, some of the top rated parts include Compressor Mounted High Cut-Out Pressure Switch with 4.3 stars and A/C New, with Clutch, with 10S20F Compressor with 3.6 stars.

So if you’re in the market for aftermarket Air Conditioning Parts to keep your 2003 GMC Sierra 2500 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 GMC Sierra 2500 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 GMC Sierra 2500 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 Sierra 2500 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 GMC Sierra 2500, our most popular ACDelco Air Conditioning Parts include:
Multi-Purpose Pigtail
from $37.99
(2)
Multi-Purpose Pigtail
AC Switch Connectors

Top 2003 GMC Sierra 2500 Air Conditioning Parts from Carquest Premium

Carquest Premium products are another trusted brand when it comes to Air Conditioning Parts for your 2003 GMC Sierra 2500. Popular Carquest Premium parts include:
A/C Dark Grey Porous Orifice Tube
from $15.99
(97)
A/C Dark Grey Porous Orifice Tube
Expansion Valve and Orifice Tubes
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

FAQs for 2003 GMC Sierra 2500 Air Conditioning Parts

What are the most purchased Air Conditioning Parts for the 2003 GMC Sierra 2500?

Out of 101 Air Conditioning Parts for the 2003 GMC Sierra 2500, the most popular in our inventory are:
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
Chrysler, GM Panel Retainer
from $4.49
This product is not rated
Chrysler, GM Panel Retainer
AC Line Clip
Air Conditioning Service Valve
from $6.99
(7)
Air Conditioning Service Valve
AC Caps and Valve Core Kits

What are the top-rated 2003 GMC Sierra 2500 Air Conditioning Parts?

Top-rated Air Conditioning Parts for your 2003 GMC Sierra 2500 based on customer reviews/ratings are:
Compressor Mounted High Cut-Out Pressure Switch
from $36.99
(10)
Compressor Mounted High Cut-Out Pressure Switch
“Worked Well”
A/C New, with Clutch, with 10S20F Compressor
from $319.99
(10)
A/C New, with Clutch, with 10S20F Compressor
“great”
A/C Condenser
from $212.99
(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”