2003 Toyota Highlander Cooling and Climate Controls

Essential 2003 Toyota Highlander Cooling and Climate Controls

Carquest Premium – Multi Purpose Relay (Part No.RAA1254)

Multi Purpose Relay

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$27.99
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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Dorman – Climate Control Module Repair Kit (Part No.599-040)

Climate Control Module Repair Kit

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$236.99
Climate controls stopped working? Repair your malfunctioning unit with this Dorman OE FIX HVAC control module repair kit that’s been fully tested in the USA. If part of a climate control module fails, the only original equipment solution from Toyota is to replace the entire module. This Dorman OE FIX HVAC control module repair kit allows for direct replacement of only the failed component to cut repair costs. The kit includes bulbs, screen, ribbon cable and PCBA board so you can return your module back to service at a fraction of the cost of buying a replacement unit.

Product Features:
  • Convenient solution – this climate control module repair kit allows you to directly repair broken module components on certain Toyota Highlander model years
  • Cost-effective repair – simply replace failed components instead of buying an entire new module
  • Restores functionality – unit restores primary operations of original equipment and all buttons are replaced for factory appearance
  • Quality engineering – designed and tested in the United States and backed by decades of automotive aftermarket experience
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Felpro – Engine Water Pump Gasket (Part No.36013)

Engine Water Pump Gasket

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$6.79
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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Felpro – Engine Coolant Thermostat Housing Gasket (Part No.35809)

Engine Coolant Thermostat Housing Gasket

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$5.49
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
  • Validated for fit, form, and function
  • Quality that you can trust
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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Carquest Premium – A/C Condenser and Receiver Drier Assembly (Part No.6273)

A/C Condenser and Receiver Drier Assembly

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$227.99
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 a
  • 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.
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Dorman – Radiator Mount Bushing (Part No.926-279)

Radiator Mount Bushing

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$21.99
This radiator mount bushing is designed to match the fit and function of the original part on specified vehicles. Made of quality materials, it is engineered for reliable performance.

Product Features:
  • Direct replacement – this radiator mount bushing matches the fit and function of the factory part on specified years, makes and models
  • Ideal solution – this bushing is a reliable replacement for an original part that 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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Delphi – Engine Coolant Temperature Sensor (Part No.TS10198)

Engine Coolant Temperature Sensor

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$41.49
Delphi temperature sensors are built with the latest OE technology; Delphi temperature sensors use durable, one-piece design; Delphi temperature sensors are impervious to electrical noise and interference.

Product Features:
  • Delphi temperature sensors deliver accurate readings and optimal performance
  • Delphi’s one-piece design and automated production process eliminates internal connectors and failure points
  • Each sensor is electrically insulated to eliminate interference from other components in the vehicle
  • Delphi temperature sensors are impervious to electrical noise and interference
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DENSO – First Time Fit A/C Evaporators (Part No.R1130723070ND)

First Time Fit A/C Evaporators

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$290.16
As a leader in the development of innovative evaporator technology, DENSO offers the highest grade aftermarket products for a variety of applications. Our OE experience and know-how ensure our aftermarket products provide the unmatched performance, reliability and ease of installation you expect from DENSO. Evaporator performance is essential for proper air-conditioning performance. DENSO’s evaporator configurations, tanks, fin pitch, core dimensions and materials meet OE manufacturers’ rigid specifications. All DENSO First Time Fit® evaporators pass our strict durability and function tests. Evaporator Types Available: Multitank Superslim (MS). Parallel flow single-tank. Serpentine. In 2002, DENSO introduced the thinnest evaporator of its kind. The Multitank Superslim (MS) type evaporator is only 38mm in width and uses the world’s thinnest tubes and plates, making it smaller and more lightweight than earlier evaporator designs.

Product Features:
  • Thinner – Thinner tube (1.7mm) and shorter fin height (5mm) improves heat exchange efficiency
  • High Performance – Separating the tubes and the tanks increases the tank flow path area and reduces refrigerant pressure loss
  • Light Weight – The tube’s zinc diffusion layer improves corrosion resistance, resulting in very thin tube plate thickness (0.2mm)
  • Excellent Draining Capacity – Slits on the outer fins make draining easy
  • Dependable and lightweight
  • Made to fit the first time without the need for adjustments or modifications
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Factory Air – Cap & Valve A/C System Seal Kit (Part No.26783)

Cap & Valve A/C System Seal Kit

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$17.99
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
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Dorman – Help – Air Conditioning Bypass Pulley (Part No.34852)

Air Conditioning Bypass Pulley

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$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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Dorman – HVAC Blend Door Actuator: 1 Piece (Part No.604-906)

HVAC Blend Door Actuator: 1 Piece

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$139.99
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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Imperial – 16" Electric Fan (Part No.226216)

16" Electric Fan

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$115.99
Electric fan with 16″ diameter. Imperial electric fans are reversible for push or pull operation and are designed with a thin, aerodynamic profile for applications with limited space.

Product Features:
  • Thin-line electric fan
  • 16″ diameter
  • 1,400 CFM
  • Use as a pusher or puller fan
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Santech – Air Conditioning O-Ring Kit (Part No.R1151317332SII)

Air Conditioning O-Ring Kit

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$12.94
Air Conditioning O-Ring Kit

Carquest Premium – A/C Discharge Line Hose Assembly (Part No.T55172)

A/C Discharge Line Hose Assembly

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$124.99
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.26816)

O-Ring & Gasket A/C System Seal Kit

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$32.49
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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Dorman – Radiator Fan Assembly: Dual, Cost Effective & Reliable (Part No.620-552)

Radiator Fan Assembly: Dual, Cost Effective & Reliable

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$273.99
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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Dorman – Thermostat Housing (Part No.G40102091913DOR)

Thermostat Housing

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$239.55
Dorman’s Engine Coolant Thermostat Housing has improved durability and resistance. It withstands the extreme changes in temperature that frequently cause housing to become brittle, crack and leak. Maintain the steady flow of coolant and lessen the chances of overheating.

Product Features:
  • Direct replacement for a proper fit every time
  • Hoses slide on for easy installation
  • High-quality plastic or metal construction
  • Includes all hardware necessary for a complete repair (where applicable)
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Dorman – Help – Radiator Drain Cocks (Part No.61125)

Radiator Drain Cocks

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$7.29
This radiator drain petcock is a direct replacement for the original equipment plug that may have deteriorated or corroded. Made of quality materials, this petcock is engineered to strict standards for durable use over time.

Product Features:
  • Direct replacement – this radiator drain petcock matches the fit and function of the original equipment part
  • Durable construction – this part is made of quality materials for a long service life
  • Saves money – offers original equipment quality at a competitive price
  • Quality assured – this petcock has undergone virtual testing to assure proper fit and function
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Carquest Premium – Heater Core (Part No.910719)

Heater Core

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$102.99
Carquest Premium offers a complete line of automotive heater cores covering 94% of all North American vehicle applications. Carquest Premium provides value in several ways, including increased thermal performance and resistance to corrosion using enhanced design features, such as the latest fin and tube technology and design standardization for maximum availability. Carquest Premium offers certified heater cores that meet or exceed OE specifications and are all fitment checked in the actual vehicle’s HVAC heater module and are, thus, ready to be installed right out of the box for a “Drop-In Fit”. Carquest Premium heater cores are engineered and manufactured under ISO TS16949 quality systems and are 100% leak tested.

Product Features:
  • All heater cores are designed and tested to match or exceed OE specifications for form, fit and performance with a clear focus on obtaining the highest heat transfer performance possible through use of quality materials and manufacturing processes to ensu
  • Carquest Premium heater cores are engineered and manufactured under ISO TS16949 quality systems and are 100% leak tested.
  • Provides value in several ways, including increased thermal performance and resistance to corrosion using enhanced design features, such as the latest fin and tube technology and design standardization for maximum availability.
  • Carquest Premium offers a complete line of automotive heater cores covering 94% of all North American vehicle applications.
  • Our advanced engineering methods coupled with our innovative manufacturing technology provides products to the aftermarket that meet or exceed form, fit, and function of OEM Parts
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Carquest Premium – Radiator Cap: 16 PSI (Part No.10242)

Radiator Cap: 16 PSI

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$14.99
Crafted to meet the exact specifications set by Original Equipment Manufacturers (OEM), these products are engineered for effortless installation and removal. Constructed from premium-grade components, incorporating proper relief and vacuum valves, they ensure optimal performance even in the most demanding automotive cooling systems. Rigorously quality-tested, these components provide exceptional, out-of-the-box performance and superior durability to meet or exceed the highest standards of today’s vehicles.

Product Features:
  • Maintains proper cooling system pressure
  • Easy installation and removal
  • 100% tested to ensure proper pressure and longevity
  • Meets all OEM specifications
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Dorman – Engine Water Pump Pulley (Part No.G3020277866DOR)

Engine Water Pump Pulley

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$40.25
An integral part of the drive system for belt-driven water pumps. Dorman’s Engine Water Pump Pulley is recommended for replacement whenever you service the water pump.

Product Features:
  • Stamped steel construction for long-lasting durability
  • High strength coating for corrosion resistance
  • Direct replacement for a proper fit every time
  • Easy installation
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Carquest Premium – Standard Thermostat: 170 Degrees (Part No.14077)

Standard Thermostat: 170 Degrees

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$17.29
Carquest Premium Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This thermostat 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 – Blower Motor: With Wheel (Part No.75738)

Blower Motor: With Wheel

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$98.99
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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Carquest Premium – A/C Clutch Relay (Part No.RAA1362)

A/C Clutch Relay

from

$28.99
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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Felpro – O-RING (Part No.35654)

O-RING

from

$5.99
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 to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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Carquest Premium – Radiator: With Transmission Oil Cooler (Part No.432695)

Radiator: With Transmission Oil Cooler

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$218.99
Carquest Premium radiators are designed and engineered for maximum performance, using the highest-grade materials to ensure all radiators meet or exceed original equipment (O.E.) fit, form and function. Carquest Premium radiators are built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry. Most modern vehicles use radiators with plastic tanks and our parts are engineered with integrated ribbing to prevent damage during thermal cycling. Carquest Premium radiators are also 100% tested to ensure a durable, leak-free cooling system repair.

Product Features:
  • Thermal tested under real-life temperature simulations
  • High tensile strength aluminum for maximum crimp strength
  • Plastic tanks are engineered with integrated ribbing for added strength to withstand cracks, bowing and distortion during thermal cycles
  • Thermal expansion slots extend core life and reduce failure rates by allowing improved core expansion and contraction during systematic heat cycles
  • Oil cooler designs meet or exceed OE standards, keeping the vehicle’s engine and transmission performing at optimal conditions
  • OEM grade, premium fittings for transmission or engine oil coolers (where applicable)
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KAI – A/C Desiccant Element (Part No.ACM010005)

A/C Desiccant Element

from

$16.99
New Standard Replacement A/C Receiver Drier And Desiccant Element

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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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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2003 Toyota Highlander Cooling and Climate Controls

You count on your 2003 Toyota Highlander 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 128 Cooling and Climate Controls ranging in price from $1.24 to $569.99, you’re sure to find everything you need for your 2003 Toyota Highlander.

Brands matter. If you want to shop a specific Cooling and Climate Controls brand, we stock 26 different brands like Permatex, Carquest Premium, and Felpro. 2003 Toyota Highlander Cooling and Climate Controls start as low as $1.24!

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 2,934 extensive product reviews on 2003 Toyota Highlander Cooling and Climate Controls. Some of the top-rated Cooling and Climate Controls products we carry are Engine Water Pump: New, Gasket/Seals Included with 4.7 stars and Electric Fan – 12" Diameter with 3.5 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 Toyota Highlander below to get started!

Top-Rated Cooling and Climate Controls Brands For Your 2003 Toyota Highlander

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 Toyota Highlander running right for years to come. In our inventory you’ll find brands like Permatex, Carquest Premium, Felpro, and even more.

Popular Beck/Arnley Cooling and Climate Controls

You’ll find popular Beck/Arnley brand products across Engine Cooling Parts. All are waiting to get your 2003 Toyota Highlander back on the road. Some of the top-rated Beck/Arnley products in these categories are:
Thermostat Gasket
from $5.49
(25)
Thermostat Gasket
Thermostat and Water Outlet Gaskets

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 Toyota Highlander, 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 Toyota Highlander Cooling and Climate Controls

What are the most purchased Cooling and Climate Controls for the 2003 Toyota Highlander?

Out of 128 Cooling and Climate Controls for the 2003 Toyota Highlander, the most popular in our inventory are:
Radiator Cap: 16 PSI
from $14.99
(137)
Radiator Cap: 16 PSI
Radiator Caps
Standard Thermostat: 180 Degrees
from $17.79
(75)
Standard Thermostat: 180 Degrees
Thermostats
Engine Coolant Thermostat Seal
from $5.49
(76)
Engine Coolant Thermostat Seal
Engine Coolant Water Inlet Seals

What are the top-rated 2003 Toyota Highlander Cooling and Climate Controls?

Top-rated Cooling and Climate Controls for your 2003 Toyota Highlander based on customer reviews/ratings are:
Engine Water Pump: New, Gasket/Seals Included
from $79.99
(57)
Engine Water Pump: New, Gasket/Seals Included
“Good quality finish. Works fine”
Electric Fan - 12" Diameter
from $94.99
(38)
Electric Fan – 12" Diameter
“good”
Adjustable Thermostatic Fan Control
from $22.99
(35)
Adjustable Thermostatic Fan Control
“Advance kicks butt”