2003 Cadillac CTS Air Conditioning Parts

Essential 2003 Cadillac CTS Air Conditioning Parts

KAI – A/C System Seal Kit (Part No.FTT010670)

A/C System Seal Kit

from

$8.99
New Standard Replacement A/C System Seal Kit, MT2557, V6 Engine

Product Features:
  • MT2557, 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
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Carquest Standard – Reman Nippondenso 6SAS14C Compressor w/ Clutch (Part No.DW1177333)

Reman Nippondenso 6SAS14C Compressor w/ Clutch

from

$424.99
Carquest Standard compressors offer reliable, long-lasting performance for a leak-free, dependable repair.

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
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Carquest Premium – Multi Purpose Relay (Part No.RAA1237)

Multi Purpose Relay

from

$19.99
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 – 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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Carquest Premium – A/C Clutch Cycle Switch Connector (Part No.PTA1091)

A/C Clutch Cycle Switch Connector

from

$34.49
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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Carquest Premium – A/C Desiccant Bag Kit (Part No.T83233)

A/C Desiccant Bag Kit

from

$19.99
Carquest Accumulators and Receiver Driers are designed to store, filter and dry the air conditioning refrigerant to provide proper performance and durability for the air conditioning system. They are manufactured to meet or exceed original equipment specifications.

Product Features:
  • All parts 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 and receiver driers are helium leak tested prior to packaging.
  • O-Rings necessary for installation are included.
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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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Dorman – Body Bolt – M6-1.0 X 25mm (Part No.963-232D)

Body Bolt - M6-1.0 X 25mm

from

$4.49
These bolts are manufactured using durable materials and corrosion-tested to ensure required strength and longevity.

Product Features:
  • Durable materials – manufactured to specific thread tolerance standards
  • Corrosion tested – hardware undergoes salt spray testing to ensure corrosion resistance
  • Multipurpose usefulness – can be used in a variety of applications, from auto to home
  • Trustworthy quality – backed by team of professional engineers and quality control specialists in the United States
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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

$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 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
See More

Factory Air – Compressor Mounted Low Cut-Out Pressure Switch (Part No.35970)

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 – New Compressor with Clutch, Nippondenso 6SAS14C (Part No.T68321)

New Compressor with Clutch, Nippondenso 6SAS14C

from

$838.99
High quality OE replacement part with all components needed to complete the job

Product Features:
  • Endurance tested the equivalent of 50k miles
  • Includes specific electrical connector to eliminate splicing
  • Each unit is charged with ICE32 lubricant to reduce internal friction promoting enhanced system performance and longevity
  • For ease of installation this compressor includes a direct fit OE style connector as well as all gaskets, O-rings, or seals needed to repair your car
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Factory Air – Compressor Mounted High Cut-Out Pressure Switch (Part No.20055)

Compressor Mounted High 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 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
See More

Carquest Premium – Multi Purpose Relay (Part No.RAA1239)

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.
See More

Factory Air – Cap & Valve A/C System Seal Kit (Part No.26775)

Cap & Valve A/C System Seal Kit

from

$14.99
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 R12 and R134a refrigerants
  • SUV and rear air applications
  • Application specific
See More

ACDelco – 3-Way Female Black Multi-Purpose Pigtail (Part No.PT420)

3-Way Female 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

Factory Air – Harness Connector (Part No.37227)

Harness Connector

from

$25.49
OE style connectors; Molded plastic construction; Quality contacts ensure proper conductivity; Universal applications
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KAI – A/C Cut-Out Switch (Part No.ACX011186)

A/C Cut-Out Switch

from

$29.99
New Standard Replacement A/C Compressor Cutoff Switch, High Pressure Cut Out

Product Features:
  • High Pressure Cut Out
  • 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

Factory Air – Compressor Mounted Low Cut-Out Pressure Switch (Part No.35973)

Compressor Mounted Low Cut-Out Pressure Switch

from

$31.49
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
See More

KAI – A/C Expansion Valve, V6 Engine (Part No.ACX011021)

A/C Expansion Valve, V6 Engine

from

$23.99
New Standard Replacement A/C Expansion Valve, V6 Engine

Product Features:
  • 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 Block Expansion Valve (Part No.T39500)

A/C Block Expansion Valve

from

$40.99
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.
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Carquest Premium – A/C Condenser and Receiver Drier Assembly (Part No.2166)

A/C Condenser and Receiver Drier Assembly

from

$234.99
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. This
  • This Carquest condenser has a drier attached to it with an interior desiccant bag which will provide optimal moisture removal in the a/c system to maximize cooling performance.
  • 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. The package passes the fre
  • 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. This industry leading process is the most precise method and can detect even the smallest leak. The leak-free condenser is then charged with nitrogen and
  • Our condensers are manufactured from rigid design standards to match OEM dimensions. Each design undergoes a drop fit into the actual vehicle to ensure the final manufactured product provides an easy installation.
  • 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.
  • vibration testing
  • blast testing
  • and salt spray testing to simulate real world conditions.
See More

Carquest Premium – A/C Condenser and Receiver Drier Assembly (Part No.714222)

A/C Condenser and Receiver Drier Assembly

from

$307.99
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. This
  • This Carquest condenser has a drier attached to it with an interior desiccant bag which will provide optimal moisture removal in the a/c system to maximize cooling performance.
  • 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. The package passes the fre
  • 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. This industry leading process is the most precise method and can detect even the smallest leak. The leak-free condenser is then charged with nitrogen and
  • Our condensers are manufactured from rigid design standards to match OEM dimensions. Each design undergoes a drop fit into the actual vehicle to ensure the final manufactured product provides an easy installation.
  • 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.
  • vibration testing
  • blast testing
  • and salt spray testing to simulate real world conditions.
See More

Carquest Premium – A/C Evaporator Parallel Flow (Part No.T64022)

A/C Evaporator Parallel Flow

from

$159.99
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.
See More

Carquest Premium – A/C Plate and Fin Evaporator (Part No.T54969)

A/C Plate and Fin Evaporator

from

$136.99
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.
See More

KAI – A/C Condenser (Part No.CNDDPI3688)

A/C Condenser

from

$88.99
New Platinum Pro A/C Condenser

Product Features:
  • Made Of Aluminum
  • 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

KAI – A/C Condenser (Part No.CNDDPI3101)

A/C Condenser

from

$105.99
New Platinum Pro A/C Condenser

Product Features:
  • Made Of Aluminum
  • 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

2003 Cadillac CTS Air Conditioning Parts

Maybe you’re in the middle of a full rebuild of that 2003 Cadillac CTS. Maybe you just need a couple of Air Conditioning Parts. Either way, Advance Auto Parts has 42 different Air Conditioning Parts in our inventory ranging from $4.49 to $489.99. That means you can find the exact parts or products you need to keep that 2003 Cadillac CTS running smoothly.

Air Conditioning Parts are only as good as their brand. We stock 6 different brands to make sure you have plenty of trusted parts to choose from for your 2003 Cadillac CTS. Factory Air, Dorman, 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 Cadillac CTS, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 87 reviews in this category, some of the top rated parts include Compressor Mounted High Cut-Out Pressure Switch with 5.0 stars and Cap and Valve A/C System Seal Kit with 2.0 stars.

So if you’re in the market for aftermarket Air Conditioning Parts to keep your 2003 Cadillac CTS 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 Cadillac CTS Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 Cadillac CTS 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 CTS 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 Clutch Coil Connectors categories, plus more. For a 2003 Cadillac CTS, our most popular ACDelco Air Conditioning Parts include:
Multi-Purpose Pigtail
from $37.99
(2)
Multi-Purpose Pigtail
AC Clutch Coil Connectors

FAQs for 2003 Cadillac CTS Air Conditioning Parts

What are the most purchased Air Conditioning Parts for the 2003 Cadillac CTS?

Out of 42 Air Conditioning Parts for the 2003 Cadillac CTS, the most popular in our inventory are:
Body Bolt - M6-1.0 X 25mm
from $4.49
This product is not rated
Body Bolt – M6-1.0 X 25mm
AC Hose Bolt
A/C Condenser Fan Motor Relay
from $18.99
(3)
A/C Condenser Fan Motor Relay
Air Conditioning Relays
Black Multi-Purpose Pigtail
from $48.49
This product is not rated
Black Multi-Purpose Pigtail
AC Switch Connectors

What are the top-rated 2003 Cadillac CTS Air Conditioning Parts?

Top-rated Air Conditioning Parts for your 2003 Cadillac CTS based on customer reviews/ratings are:
Compressor Mounted High Cut-Out Pressure Switch
from $34.49
(5)
Compressor Mounted High Cut-Out Pressure Switch
“The new a/c compressor wanted me to use my old switch. I couldn’t get it out, so I bought this one. I wouldn’t have used the old one anyway. It worked”
Cap and Valve A/C System Seal Kit
from $41.99
(2)
Cap and Valve A/C System Seal Kit
“The AC valves did not fit for the low pressure or high pressure. They do not fit! They look like quality parts..”
Compressor Mounted Low Cut-Out Pressure Switch
from $34.49
(1)
Compressor Mounted Low Cut-Out Pressure Switch
“It was the problem new on mad ac work”