2003 Mercury Grand Marquis Cooling and Climate Controls

Essential 2003 Mercury Grand Marquis Cooling and Climate Controls

Motorad – Thermostat Kit: Includes Housing, Thermostat and Gasket, 192 Degrees (Part No.4831KT)

Thermostat Kit: Includes Housing, Thermostat and Gasket, 192 Degrees

from

$15.99
Kit includes thermostat, housing, and all necessary seals/gaskets to do the complete job. These individual parts are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat and housing will meet and exceed the expectations of the OE thermostat to insure the best product for your cooling system. Stands up to even the most demanding automotive cooling systems. Manufactured with OEM specifications and processes. Copper case and wax compound assures rapid response to temperature changes in the coolant. Offset design, air relief valve, and OEM style seals included where applicable.

Product Features:
  • High grade stainless steel and copper construction
  • Meets or exceeds OEM standards
  • Consistent and precise response to cooling system needs
  • Original equipment design for worry-free direct fit replacement
  • 100% tested and calibrated
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Carquest Premium – A/C Liquid Line Hose Assembly w/o Orifice Tube (Part No.T55644)

A/C Liquid Line Hose Assembly w/o Orifice Tube

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$33.99
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.
  • O-Rings necessary for installation are included.
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Imperial – Adjustable Thermostatic Fan Control (Part No.226204)

Adjustable Thermostatic Fan Control

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$55.99
Adjustable Thermostatic Fan Control. 160-210°F; push-in probe. Controls the operating temperature of Imperial electric fans. Operates up to 2 fans.

Product Features:
  • Adjustable thermostatic fan control
  • 160-210°F push-in probe
  • For use with Imperial electric fans
  • Probe installs into radiator fins
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Dorman – Climate Control Module (Part No.599-220)

Climate Control Module

from

$653.99
Climate controls stopped working in your Crown Victoria, Grand Marquis or Marauder? This brand new direct replacement restores performance and maintains the original look and feel of certain model years, for a seamless, reliable repair.

Product Features:
  • Direct replacement – this HVAC control module is specially designed to match the appearance and function of the original unit in select vehicles
  • Plug-and-play installation – just remove the old module, plug in new module, and vehicle performs automatic recalibration
  • 100% new – module is newly manufactured, not remanufactured, with state-of-the-art components
  • Trustworthy quality – backed by team of engineers and inspectors in the United States
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Motorcraft – Thermostat O-Ring (Part No.G4030195862MTR)

Thermostat O-Ring

from

$3.89
Thermostat O-Ring

Carquest Standard – Reman Ford FS18 Compressor w/ Clutch (Part No.DW67185)

Reman Ford FS18 Compressor w/ Clutch

from

$266.99
Remanufactured Compressors are built in a ISO9001:2015 Certified facility to ensure consistent quality stAndards in the Re-manufacturing process
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Carquest Premium – A/C Plate and Fin Evaporator (Part No.T54549)

A/C Plate and Fin Evaporator

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$79.99
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 Cut-Out Switch (Part No.ACA1528)

A/C Compressor Cut-Out Switch

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$16.29
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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Felpro – Engine Water Pump Gasket (Part No.35039)

Engine Water Pump Gasket

from

$2.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design
  • Manufactured for the sealing repair environment
  • Validated for fit, form, and function
  • Quality that you can trust
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Vemo – Air Flap Actuator (Part No.R2046680728VMO)

Air Flap Actuator

from

$80.57
Air Flap Actuator

Factory Air – Standard Relay (Part No.36126)

Standard Relay

from

$19.99
High quality OE replacement part with all components needed to complete the job

Product Features:
  • Precision engineered
  • OE style molded connectors
  • Quality contacts ensure proper conductivity
  • Vehicle specific applications
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Carquest Premium – New Premium Water Pump (Part No.T3091)

New Premium Water Pump

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$62.99
This premium water pump uses new high-quality components and is designed to meet or exceed OE specifications. This pump is 100% tested to ensure quality. Bearings, gaskets, seals, impeller, hub and housing are all designed for long-lasting service life. A

Product Features:
  • This pump is used on accessory belt driven applications
  • Used mostly on models equipped with a fan clutch
  • It is highly recommended that the fan clutch be replaced with the water pump
  • All gaskets or seals necessary for installation are supplied with pump
  • Durable housing features precisely machined mounting surfaces for proper sealing
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Dorman – Pressurized Coolant Reservoir: Black And White, Plastic, Original Equipment Replacement (Part No.603-050)

Pressurized Coolant Reservoir: Black And White, Plastic, Original Equipment Replacement

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$67.99
This replacement engine coolant reservoir is manufactured from quality materials to withstand the stresses of underhood heat and engine vibration. It is engineered and manufactured to match the fit and function of the original part.

Product Features:
  • Direct replacement – this engine coolant reservoir matches the fit and function of the original part
  • Ideal solution – engineered for a seamless installation
  • Durable construction – manufactured from quality materials to withstand underhood heat and vibration
  • Trustworthy design – backed by 100 years of automotive aftermarket experience
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Carquest – Multi Purpose Relay (Part No.83A1016)

Multi Purpose Relay

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$20.99
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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Dorman – Radiator Fan Assembly: Single, Cost Effective And Reliable (Part No.620-121)

Radiator Fan Assembly: Single, Cost Effective And Reliable

from

$116.99
This engine cooling fan assembly is precision-engineered to match the fit and performance of the stock radiator fan on specific vehicle years, makes and models. It has been rigorously tested to ensure it cools as effectively as the original part.

Product Features:
  • Ideal replacement – this engine cooling fan assembly was precision-engineered to match the fit and performance of the stock radiator fan assembly on specific vehicles
  • Complete package – assembly is designed with the same materials and components as the original part
  • Quality assured – motors are tested in laboratory settings to ensure performance
  • Cost effective and reliable – trustworthy manufacturing for far less than same part at the dealership
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Factory Air – Cap and Valve A/C System Seal Kit (Part No.26780)

Cap and Valve A/C System Seal Kit

from

$25.99
Compatible with both R12 And R134a refrigerants; All the seals needed to complete the job; SUV And rear air applications; Application specific
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Carquest Premium – Electronic Automatic Temperature Control Sensor Connector (Part No.PTA3307)

Electronic Automatic Temperature Control Sensor Connector

from

$51.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Carquest Premium – Temperature Sensing Electric Heater Valve (Part No.74852)

Temperature Sensing Electric Heater Valve

from

$35.49
High quality OE replacement part with all components needed to complete the job

Product Features:
  • Temperature tested to 270 degrees F
  • Pressure tested to ensure leak free design
  • Electronically controlled
  • Temperature sensing
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Carquest Premium – Temperature Sender With Gauge and Thread Sealant (Part No.WTC1018)

Temperature Sender With Gauge and Thread Sealant

from

$18.99
Approved materials for increased durability in even the most extreme temperatures. All MotoRad Coolant Temperature Sensors are designed to meet or exceed OEM specifications at our ISO TS16949 manufacturing facilities.

Product Features:
  • 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
  • Thread Sealant and/or O-ring pre-installed on applicable sensors to ensure leak free performance
  • Brass sensor housing precision machined to meet or exceed OE thermal conductivity
  • OE precision matched thermistor position for correct output parameters
  • Extensive product testing includes salt spray, high/low temperature impact, thermal vibration, durability, static electricity, and micro tension, among other tests, to ensure all sensors meet or exceed OEM specifications.
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Dorman – HVAC Blend Door Actuator: 1 Piece (Part No.604-208)

HVAC Blend Door Actuator: 1 Piece

from

$51.99
This air door actuator directly replaces the original actuator on specific vehicle years, makes, models, configurations and positions to restore proper HVAC operation. Please note that many vehicles have several different air door actuators, which are designed for specific positions and functions in the vehicle. To ensure you have what you need, carefully review the application notes for this part to verify it matches the position and function of the actuator you need to replace. In some online ordering systems, you may need to enter your vehicle information first to see the application notes for your vehicle. If you don’t know which actuator position you need to replace, consult a qualified service technician.

Product Features:
  • Direct replacement – made to match the fit and function of the original air door actuator on certain vehicle years, makes, models and configurations
  • Position specific – vehicles often have multiple different HVAC door actuators; review this part’s application notes to verify it matches the location and function of the actuator you need to replace
  • Durable construction – designed and tested to strict standards to help resist wear and electrical burnout for reliable operation and long service life
  • Trustworthy quality – backed by a team of experts and engineers in the United States, and more than a century of experience
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KAI – A/C Accumulator, V8 Engine (Part No.ACM010002)

A/C Accumulator, V8 Engine

from

$42.99
New Standard Replacement A/C Accumulator, V8 Engine

Product Features:
  • V8 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 Premium – Blower Motor: With Wheel (Part No.75852)

Blower Motor: With Wheel

from

$58.99
Carquest Premium Blower Motors 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 Premium Blower Motors. Meets or exceeds OE design. Magnetic size and properties compare or exceed OEM. Windings meet or exceed OEM Specifications. Motor RPM equivalent to or exceeds OEM motor.

Product Features:
  • Meets or exceeds OE design and performance
  • Magnetic size and properties compare or exceed OEM
  • Windings meet or exceed OEM specifications
  • Motor RPM equivalent to or exceeds OEM motor
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Permatex – Sensor-Safe, High Torque RTV Silicone Gasket Maker (Part No.22074)

Sensor-Safe, High Torque RTV Silicone Gasket Maker

from

$6.99
Permatex Ultra Grey is specified for high torque and high vibration applications. Ultra Grey offers a sensor-safe, low odor, non-corrosive formula and is OEM specified to fit dealership warranty requirements. This high performance gasket maker meets performance specs of OE silicone gaskets and can be used on high torque and vibration applications such as valve covers, water pump, intake manifold end seals ad thermostat housings.

Product Features:
  • High torque and rigidity
  • Sensor-safe, non-corrosive formula
  • OEM specified
  • Low-odor, non-corrosive formula
  • Ideal for closed spaced bolt patterns
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Carquest Premium – A/C Compressor Clutch Connector (Part No.PTA1369)

A/C Compressor Clutch Connector

from

$40.99
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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Dorman – Help – Air Conditioning Bypass Pulley (Part No.34191)

Air Conditioning Bypass Pulley

from

$57.99
This A/C compressor bypass pulley is a cost-effective solution to allow the original equipment drive belt to be used while bypassing an inoperable A/C compressor.

Product Features:
  • Cost-effective solution – this bypass pulley retains the use of the standard drive belt after a failed A/C compressor is removed
  • Durable components – this bypass pulley uses quality components for a long service life
  • Easy to install – uses the same mounting points as the A/C compressor
  • Quality tested – this part has undergone extensive testing to ensure a quality fit and long service life
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Carquest Premium – Ambient Air Temperature Sensor (Part No.WTA1438)

Ambient Air Temperature Sensor

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.
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Motorcraft – A/C Relief Valve (Part No.R1028680239MTR)

A/C Relief Valve

from

$60.75
A/C Relief Valve

Santech – MT0202 Clutch Cycling Pressure Switch (Part No.R10512577142SII)

MT0202 Clutch Cycling Pressure Switch

from

$9.74
Santech Industries is a global supplier of OE quality automotive air conditioning components and A/C service kits to the aftermarket.

Product Features:
  • Type: Pressure
  • Color: Black
  • Fitting: M12-1.5 Female
  • Normal: Open
  • Closed: 44 PSI
  • Open: 24 PSI
  • OEM: F3AH-19E561AA
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Popular 2003 Mercury Grand Marquis Cooling and Climate Controls Categories

2003 Mercury Grand Marquis Cooling and Climate Controls

You count on your 2003 Mercury Grand Marquis to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Cooling and Climate Controls. With 135 Cooling and Climate Controls ranging in price from $1.41 to $653.99, you’re sure to find everything you need for your 2003 Mercury Grand Marquis.

Brands matter. If you want to shop a specific Cooling and Climate Controls brand, we stock 21 different brands like Permatex, Carquest Premium, and Felpro. 2003 Mercury Grand Marquis Cooling and Climate Controls start as low as $1.41!

One of the best ways to find top quality OEM or aftermarket Cooling and Climate Controls is by asking professionals. Short of that, you can shop with confidence thanks to our 3,385 extensive product reviews on 2003 Mercury Grand Marquis Cooling and Climate Controls. Some of the top-rated Cooling and Climate Controls products we carry are Severe Temp Automatic Adjusting Orifice Tube with 4.7 stars and A/C Orange Orifice Tube with 4.7 stars.

Did we mention you can order your Cooling and Climate Controls from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Cooling and Climate Controls inventory for your 2003 Mercury Grand Marquis below to get started!

Top-Rated Cooling and Climate Controls Brands For Your 2003 Mercury Grand Marquis

Trusted Cooling and Climate Controls OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 2003 Mercury Grand Marquis running right for years to come. In our inventory you’ll find brands like Permatex, Carquest Premium, Felpro, and even more.

Popular Motorad UltraStats Cooling and Climate Controls

You’ll find popular Motorad UltraStats brand products across Engine Cooling Parts. All are waiting to get your 2003 Mercury Grand Marquis back on the road. Some of the top-rated Motorad UltraStats products in these categories are:
Thermostat: 180 Degrees
from $18.29
(1)
Thermostat: 180 Degrees
Thermostats

Top-Rated Permatex Cooling and Climate Controls


If Permatex are what you’re looking for, our inventory holds plenty. We stock Permatex brand Cooling and Climate Controls for your 2003 Mercury Grand Marquis, and some of our most reviewed Permatex parts include:
Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ
from $6.99
(288)
Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ
Engine Water Pump Inlet Pipe Gaskets
Sensor-Safe, High-Torque RTV Silicone Gasket Maker
from $11.49
(95)
Sensor-Safe, High-Torque RTV Silicone Gasket Maker
Water Pump Housing Gaskets
Sensor-Safe, High Torque RTV Silicone Gasket Maker
from $6.99
(9)
Sensor-Safe, High Torque RTV Silicone Gasket Maker
Engine Water Pump Inlet Pipe Gaskets

FAQs for 2003 Mercury Grand Marquis Cooling and Climate Controls

What are the most purchased Cooling and Climate Controls for the 2003 Mercury Grand Marquis?

Out of 135 Cooling and Climate Controls for the 2003 Mercury Grand Marquis, the most popular in our inventory are:
Multi-Purpose O-Ring
from $9.99
(110)
Multi-Purpose O-Ring
Engine Coolant Pipe O-Rings
High Flow Thermostat: 170 Degrees
from $14.29
(16)
High Flow Thermostat: 170 Degrees
Thermostats
A/C and Heater Relay
from $23.29
(24)
A/C and Heater Relay
Air Conditioning Relays

What are the top-rated 2003 Mercury Grand Marquis Cooling and Climate Controls?

Top-rated Cooling and Climate Controls for your 2003 Mercury Grand Marquis based on customer reviews/ratings are:
Severe Temp Automatic Adjusting Orifice Tube
from $15.99
(97)
Severe Temp Automatic Adjusting Orifice Tube
“Perfect fit in my f150. Works great.”
A/C Orange Orifice Tube
from $4.99
(97)
A/C Orange Orifice Tube
“good quality”
Adjustable Thermostatic Fan Control
from $22.99
(35)
Adjustable Thermostatic Fan Control
“Advance kicks butt”