2003 Cadillac DeVille Air Conditioning Parts

Essential 2003 Cadillac DeVille Air Conditioning Parts

Carquest Premium – A/C Accumulator (Part No.T33147)

A/C Accumulator

from

$25.99
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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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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KAI – HVAC Super Heat Switch (Part No.ACX011832)

HVAC Super Heat Switch

from

$16.99
New Standard Replacement Hvac Super Heat Switch

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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Factory Air – Compressor Mounted High Cut-Out Pressure Switch (Part No.35961)

Compressor Mounted High Cut-Out Pressure Switch

from

$36.99
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 Relief Valve (Part No.ACA1296)

A/C Compressor Relief Valve

from

$15.99
The Carquest Premium line is designed for OE form, fit and function for both import and domestic vehicles. The A/C Pressure Relief Valve is used in the automotive air conditioning system to prevent unusual over-pressure that may cause damage to critical components within the system or to the system as a whole. By opening it¿s valve when the system pressure exceeds the preset pressure levels and closing when the internal pressure decreases to the preset pressure levels, proper factory designated system pressures are maintained.

Product Features:
  • Designed and manufactured with high quality materials, industry leading components and strict quality controls. Engineered to meet or exceed OE performance and to meet the uncompromising demands of service professionals.
  • Direct fit replacement matches proper OE fit, form, and function and ensures trouble free installation of your A/C Pressure Relief Valve.
  • All units are tested using advanced end-of-line testing equipment that pressurizes the A/C Pressure Relief Valve and checks functionality to ensure each A/C Pressure Relief Valve meets manufacturing specifications before packaging.
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Dorman – 2-Wire A/C Low Pressure Switch (Part No.85148)

2-Wire A/C Low Pressure Switch

from

$32.49
This HVAC switch 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 HVAC switch 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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Carquest Premium – A/C Discharge and Suction Line Hose Assembly (Part No.T56169)

A/C Discharge and Suction Line Hose Assembly

from

$93.99
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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GM Genuine Parts – Low Pressure Air Conditioning Service Valve (Part No.15-5456)

Low Pressure Air Conditioning Service Valve

from

$13.49
GM Genuine Parts A/C Service Valves are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These spring-loaded valves allow service access to the A/C system. The service valves allow the service technician to evacuate and recharge the refrigerant in the A/C system. 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:
  • Repairs leaking A/C system
  • Restores 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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Carquest Premium – HVAC Pressure Switch (Part No.ABA1006)

HVAC Pressure Switch

from

$31.49
The Carquest Premium line of vehicle electronics are designed for OE form, fit and function for both import and domestic vehicles. The A/C Pressure Switch monitors system pressures, aiding in proper and efficient control of the compressor, fans and system levels. An improperly functioning A/C Pressure Switch will provide erratic or inaccurate actuation and operation, severely affecting system performance and function. Without reliable and accurate actuation from a properly functioning A/C Pressure Switch, critical components and the system as a whole are left unregulated and unprotected which can lead to excessive wear and tear on critical components and costly system damage.

Product Features:
  • Designed and manufactured with high quality materials, industry leading electronic components and strict quality controls. Engineered to meet or exceed OE performance and to meet the uncompromising demands of service professionals.
  • Direct fit replacement matches proper OE fit, form, and function and ensures trouble free installation of your A/C Pressure Switch.
  • All units are tested using advanced end-of-line equipment that pressurize the A/C Pressure Switch, confirm proper calibration and functionality, and check for leaks to ensure each A/C Pressure Switch meets manufacturing specifications before packaging.
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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 – Window Defroster Relay (Part No.RAA1242)

Window Defroster Relay

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.
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Carquest Premium – Multi Purpose Relay (Part No.RAA1753)

Multi Purpose Relay

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.
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Carquest Premium – A/C Compressor Connector (Part No.PTA1641)

A/C Compressor Connector

from

$24.29
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 Premium electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
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ACDelco – A/C Sensor (Part No.R1070578438ACD)

A/C Sensor

from

$63.85
A/C Sensor

Santech – A/C Orifice Tube (Part No.R1027220411SII)

A/C Orifice Tube

from

$9.72
A/C Orifice Tube

Carquest Premium – A/C Discharge Line Hose Assembly (Part No.T56074)

A/C Discharge Line Hose Assembly

from

$139.99
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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Factory Air – O-Ring & Gasket A/C System Seal Kit (Part No.26731)

O-Ring & Gasket A/C System Seal Kit

from

$11.99
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
  • Application specific
  • SUV and rear air applications
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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
See More

Carquest Premium – A/C New, with Clutch, with MSC130CVSG Compressor (Part No.T78482)

A/C New, with Clutch, with MSC130CVSG Compressor

from

$565.99
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.
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Dorman – Chrysler, Ford, GM Panel Retainer, Pack of 3 (Part No.963-058D)

Chrysler, Ford, GM Panel Retainer, Pack of 3

from

$4.49
Constructed of quality materials, this multi-purpose retainer provides the same function & 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
  • Pack of 3
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GM Genuine Parts – Air Conditioning Refrigerant Temperature Sensor (Part No.15-72053)

Air Conditioning Refrigerant Temperature Sensor

from

$28.99
GM Genuine Parts A/C Refrigerant Temperature Sensors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These sensors measure the temperature of the refrigerant discharged from the evaporator core in the low side refrigerant line. The A/C refrigerant temperature sensor data is used to cycle the A/C compressor ON and OFF to prevent the evaporator core from freezing. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:
  • This part requires programming and/or special setup procedures. GM Service Information describes the procedures and special tools needed to ensure proper operation in the vehicle
  • Measures refrigerant temperature released from the evaporator core
  • 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 – 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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Carquest – A/C and Heater Relay (Part No.R3177)

A/C and Heater Relay

from

$23.29
Product Features:
  • Premium components and our own manufactured circuit board ensure precise operation, reliability, and extra durability for a longer service life
  • Our electronic voltage regulator PC boards are encapsulated in epoxy to deliver improved performance and resistance to failure that may be caused by vibration and corrosion of electrical connections
  • All parts are manufactured to stringent quality requirements. Our plants are TS16949 and ISO9001 certified which ensures that every part is the right part for the right vehicle.
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KAI – A/C System Seal Kit (Part No.FTT010039)

A/C System Seal Kit

from

$18.99
New Standard Replacement A/C System Seal Kit, MT2550, L4 Engine

Product Features:
  • MT2550, L4 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 Suction and Liquid Line Hose Assembly with Serviceable Orifice Tube (Part No.T56361)

A/C Suction and Liquid Line Hose Assembly with Serviceable Orifice Tube

from

$147.99
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.
See More

Carquest Premium – A/C Plate and Fin Evaporator (Part No.T54474)

A/C Plate and Fin Evaporator

from

$104.99
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 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

ACDelco – A/C Pressure Switch (Part No.R1054851599ACD)

A/C Pressure Switch

from

$65.62
A/C Pressure Switch

2003 Cadillac DeVille Air Conditioning Parts

Maybe you’re in the middle of a full rebuild of that 2003 Cadillac DeVille. Maybe you just need a couple of Air Conditioning Parts. Either way, Advance Auto Parts has 93 different Air Conditioning Parts in our inventory ranging from $1.99 to $968.42. That means you can find the exact parts or products you need to keep that 2003 Cadillac DeVille running smoothly.

Air Conditioning Parts are only as good as their brand. We stock 11 different brands to make sure you have plenty of trusted parts to choose from for your 2003 Cadillac DeVille. Dorman, Factory Air, and Carquest Premium 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 DeVille, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 1,011 reviews in this category, some of the top rated parts include O-Ring & Gasket A/C System Seal Kit with 4.9 stars and Compressor Mounted Low Cut-Out Pressure Switch with 3.5 stars.

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

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 Cadillac DeVille 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 DeVille 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 Expansion Valve and Orifice Tubes and AC Switch Connectors categories, plus more. For a 2003 Cadillac DeVille, our most popular ACDelco Air Conditioning Parts include:
Air Conditioning Orifice Tube
from $5.79
(2)
Air Conditioning Orifice Tube
Expansion Valve and Orifice Tubes
Multi-Purpose Pigtail
from $37.99
(2)
Multi-Purpose Pigtail
AC Switch Connectors

Top 2003 Cadillac DeVille Air Conditioning Parts from Carquest Premium

Carquest Premium products are another trusted brand when it comes to Air Conditioning Parts for your 2003 Cadillac DeVille. Popular Carquest Premium parts include:
A/C White Orifice Tube
from $2.99
(97)
A/C White Orifice Tube
Expansion Valve and Orifice Tubes
A/C Severe Temp Automatic Adjusting Orifice Tube
from $15.99
(97)
A/C Severe Temp Automatic Adjusting Orifice Tube
Expansion Valve and Orifice Tubes
A/C Standard Temp Automatic Adjusting Orifice Tube
from $15.79
(28)
A/C Standard Temp Automatic Adjusting Orifice Tube
Expansion Valve and Orifice Tubes

FAQs for 2003 Cadillac DeVille Air Conditioning Parts

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

Out of 93 Air Conditioning Parts for the 2003 Cadillac DeVille, the most popular in our inventory are:
Chrysler, Ford, GM Panel Retainer, Pack of 3
from $4.49
(1)
Chrysler, Ford, GM Panel Retainer, Pack of 3
AC Line Clip
Cap & Valve A/C System Seal Kit
from $14.99
(26)
Cap & Valve A/C System Seal Kit
AC Caps and Valve Core Kits
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

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

Top-rated Air Conditioning Parts for your 2003 Cadillac DeVille based on customer reviews/ratings are:
O-Ring & Gasket A/C System Seal Kit
from $15.99
(16)
O-Ring & Gasket A/C System Seal Kit
“On line process works very well .pickup parts in and out 5 minutes”
Compressor Mounted Low Cut-Out Pressure Switch
from $31.49
(14)
Compressor Mounted Low Cut-Out Pressure Switch
“works for 99 tahoe”
Compressor Mounted High Cut-Out Pressure Switch
from $36.99
(10)
Compressor Mounted High Cut-Out Pressure Switch
“Worked Well”