2003 Cadillac Escalade Engine Cooling Parts

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Keep Your 2003 Cadillac Escalade in Top Shape with Quality Engine Cooling Parts

Whether you’re repairing or upgrading your Engine Cooling Part, using high-quality parts is key to keeping your 2003 Cadillac Escalade looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Coolant Reservoir Caps, Thermostats, and Radiators. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Engine Cooling Parts from Trusted Brands

Looking for a reliable Engine Cooling Part? We’ve got you covered with options from brands you know and trust like Dorman, Carquest Premium, and Felpro. For example, Dorman Engine Cooling Parts start at just $5.49 with an average 4.2 star rating. Carquest Premium and Felpro offer similar pricing and quality, backed by strong customer feedback. With over 3,620 reviews and a solid 4 star average, you can shop with confidence knowing other Cadillac Escalade owners approve.

Competitive Prices and Extensive Inventory

The average price for a 2003 Cadillac Escalade Engine Cooling Part at Advance Auto Parts is around $81.77, with a range that starts at $1.29 and goes up to $401.99. With 70 options in stock from 18 trusted brands, finding the right fit is easy. Popular picks like Engine Water Pump, Radiator: With Transmission Oil Cooler, and Engine Water Pump Gasket start at just $7.49 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Engine Cooling Part, don’t forget to check out other key components like Blower Motor and Related Products and HVAC Electrical Parts. At Advance Auto Parts, we’re here to help you keep your 2003 Cadillac Escalade in peak condition, inside and out.

Essential 2003 Cadillac Escalade Engine Cooling Parts

Carquest Premium – Radiator Cap Tester Adapter (Part No.12033)

Radiator Cap Tester Adapter

from

$95.99
Tester adapter for the MT-300 cooling system pressure testers. Professional grade test equipment to ensure an automotive cooling system is operating at the correct pressure. Made from high quality materials to ensure durability. Designed to test automotive coolant caps.

Product Features:
  • Machined metal construction
  • Works with MT-300 pressure tester
  • Tests coolant caps
  • Professional quality
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Carquest Premium – Engine Water Pump: New, Gasket/Seals Included (Part No.T7053)

Engine Water Pump: New, Gasket/Seals Included

from

$219.99
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. All necessary gaskets and seals are included.

Product Features:
  • Built to meet or exceed OE fit, form and function
  • All components necessary for installation are supplied with pump
  • 100% tested for reliable performance
  • Follow all enclosed instructions to maximize pump life and validate warranty
  • Additional Notes: Includes gasket
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Felpro – Engine Water Pump Gasket (Part No.5152)

Engine Water Pump Gasket

from

$4.99
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

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
  • Validated for fit, form, and function
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Dorman – Coolant Housing/Water Outlet: with Housing and Gasket, 45 Degree Neck Angle (Part No.902-754)

Coolant Housing/Water Outlet: with Housing and Gasket, 45 Degree Neck Angle

from

$57.99
This replacement engine coolant thermostat housing is engineered to match the fit and durability of the stock thermostat housing on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.

Product Features:
  • Ideal replacement – this engine coolant thermostat housing directly replaces the original housing on specified vehicle years, makes and models
  • Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
  • Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
  • Industry-leading design – professionally engineered by the aftermarket leader in replacement thermostat housings
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Victor Reinz – Engine Water Pump Installation Kit (Part No.18-10020-01)

Engine Water Pump Installation Kit

from

$11.99
With Victor Reinz gaskets, you can be sure you are getting sealing solutions that deliver OE quality gasket technology and engineering. That is because Victor Reinz is an original equipment supplier and the trusted choice of manufacturers the world over, offering broad coverage for foreign and domestic cars and trucks. In Victor Reinz gasket sets, you get the right combination of components needed for fast, long-lasting repairs.

Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
  • Dana engineering-approved for fit, form and function.
  • Meets or exceeds OE specifications
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Carquest Premium – Radiator Cap: 15 PSI (Part No.10248)

Radiator Cap: 15 PSI

from

$15.99
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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Carquest Premium – Coolant Temperature Sensor 1TS1164 (Part No.WTC1276)

Coolant Temperature Sensor 1TS1164

from

$21.99
Carquest Premium coolant temperature sensors and switches are designed to perform in harsh engine environments and meet or exceed original equipment (O.E.) specifications. Built by manufacturers that meet IATF 16949 certified framework, an internationally recognized proof of quality in the automotive industry, Carquest Premium coolant temperature sensors and switches undergo extensive validation testing to ensure long-lasting performance and reliability. Carquest Premium coolant temperature sensors and switches are part of our Carquest Vehicle Solutions, which is a full line of engine management and electronics products that help control ignition, fuel delivery and emission systems. Carquest Vehicle Solutions are OE-quality parts designed, engineered and tested by world-class manufacturers to ensure a reliable and long-lasting repair.

Product Features:
  • Designed to meet or exceed OE specifications for fit, form and function
  • 100% factory resistance calibrated to ensure precision tolerances, resulting in extremely accurate temperature for optimal performance
  • OE precision matched thermistor ensuring Carquest sensors match OE output resistances across all temperature positions
  • O-rings, seals or thread sealant are included if required
  • Weather-tight connectors prevent leaks and corrosion for longer life
  • Extensive design validation testing and 100% end-of-line tested
  • Carquest Vehicle Solutions Technical Support available from ASE certified technicians: 1-866-687-5413
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KAI – Coolant Reservoir (Part No.GM3014121)

Coolant Reservoir

from

$71.99
New Platinum Pro Coolant Recovery Tank, With Cap

Product Features:
  • With Cap, Made Of Plastic
  • 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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Dorman – Clutch Fan Blade: Steel, Cost Effective and Reliable (Part No.621-108)

Clutch Fan Blade: Steel, Cost Effective and Reliable

from

$61.99
Replace your damaged cooling fan blade with this direct replacement. This vehicle-specific application is engineered for a perfect fit and is made from quality materials to ensure durability and restore proper cooling system operation.

Product Features:
  • Direct replacement – this engine cooling fan blade fits and functions like the original equipment fan blade
  • Quality construction – manufactured from premium materials for a long service life
  • Excellent value – original equipment quality at a lower price
  • Quality tested – has undergone testing to ensure proper fit and performance
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Victor Reinz – Engine Water Pump O-Ring (Part No.41-10415-00)

Engine Water Pump O-Ring

from

$1.99
Product Features:
  • Choosing Victor Reinz assures getting OE quality parts in gaskets sets that have the coverage, contents, packaging and electronic cataloging to best meet the needs of the aftermarket.
  • Dana engineering-approved for fit, form and function
  • Meets or exceeds OE specifications
See More

Felpro – Engine Coolant Thermostat Housing Seal (Part No.36106)

Engine Coolant Thermostat Housing Seal

from

$6.79
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
  • Validated for fit, form, and function
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Dorman – Radiator Fan Assembly: Dual, Cost Effective and Reliable (Part No.620-652)

Radiator Fan Assembly: Dual, Cost Effective and Reliable

from

$395.99
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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GM Genuine Parts – Engine Cooling Fan Clutch (Part No.15-4694)

Engine Cooling Fan Clutch

from

$401.99
GM Genuine Parts Engine Cooling Fan Clutches are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These engine cooling fan clutches control the speed of the radiator fan based on the temperature of the air after it passes through the radiator fins. 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:
  • Helps quiet noisy cooling fans with stuck fan clutches
  • 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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KAI – Radiator Support Bracket (Part No.GM1066177)

Radiator Support Bracket

from

$75.99
New Standard Replacement Driver Side Lower Radiator Mount Bracket, 2WD Models

Product Features:
  • 2WD Models, Made Of Steel
  • 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 – Radiator Support Baffle (Part No.GM1218115)

Radiator Support Baffle

from

$35.99
New Standard Replacement Passenger Side Radiator Support Baffle

Product Features:
  • Made Of Plastic
  • 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 – Cooling Fan Shroud (Part No.GM3110136)

Cooling Fan Shroud

from

$27.99
New Platinum Pro Lower Fan Shroud, V6

Product Features:
  • V6 Engines
  • 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

Dorman – Radiator Fan Assembly: Dual, Brushless Motor, Cost Effective and Reliable (Part No.621-619)

Radiator Fan Assembly: Dual, Brushless Motor, Cost Effective and Reliable

from

$826.99
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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Imperial – Thermostatic Fan Control – Adjustable (Part No.226208)

Thermostatic Fan Control - Adjustable

from

$71.99
Our products 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 Imperial.

Product Features:
  • Adjustable thermostatic fan control
  • 160 Deg. F – 210 Deg. F thread-in probe
  • For use with Imperial electric fans
  • Thread-in probe for installation in water jacket or radiator
  • Contains gaskets, O-rings, or seals to properly replace the product
  • Brass construction for accurate temperature sensing
  • Zinc coated terminal to resist corrosion
  • Vehicle specific applications
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US MOTOR WORKS – Water Pump with Fan Clutch (Part No.MCK1069)

Water Pump with Fan Clutch

from

$177.99
US Motor Works Professional Series Water Pump with Fan Clutch are designed to replace the mechanical components of a cooling system. A proper water pump replacement should include a new fan clutch as the two are connected to the same shaft and work together to move the air and cooling fluid. Replacing one without the other can damage the new part and cause repeat work or engine trouble. This matched set will allow your vehicle continued operation in the demanding environment of today’s engine. All components are brand new and QA inspected for perfect fit and function. Restore your cooling power by installing a US Motor Works Professional Series Water Pump with Fan Clutch.

Product Features:
  • Fan clutch mounts to the water pump and should be replaced at the same time.
  • Matched set for proper water pump or fan clutch replacement
  • Includes mounting hardware, gaskets and accessories as required.
  • Complete mechanical cooling parts replacement
  • Factory tested and 100% new product
  • Meets or exceeds OEM quality
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Dorman – Engine Heater Hose Assembly (Part No.626-543)

Engine Heater Hose Assembly

from

$86.99
This replacement engine coolant pipe assembly is designed to match the fit and function of the original assembly on specified makes, years and models, and is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this replacement engine coolant pipe assembly is designed to match the fit and function of the original assembly on specified makes, years and models
  • Restores functionality – reliable replacement for an original part that is leaking, cracked or failed from corrosion and heat
  • 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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Felpro – Engine Water Pump Gasket Kit (Part No.ES 73010)

Engine Water Pump Gasket Kit

from

$8.49
Fel-Pro® gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

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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Dorman – Help – Radiator Drain Cocks (Part No.61133)

Radiator Drain Cocks

from

$8.99
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 – Radiator: With Engine And Transmission Oil Coolers (Part No.4113569)

Radiator: With Engine And Transmission Oil Coolers

from

$324.99
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
  • Plastic tanks are engineeredáwith integrated ribbingáfor addedástrength 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
  • 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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Carquest Premium – Integrated Housing Thermostat: (Part No.1320-000)

Integrated Housing Thermostat:

from

$889.99
Carquest Premium Integrated Housing Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This integrated thermostat 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 as well as the design and function of the housing. 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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Dorman – Panel Trim Retainer – Interior – Ford (sold by each) (Part No.700-398)

Panel Trim Retainer - Interior - Ford (sold by each)

from

$1.29
Constructed of quality materials, this multi-purpose retainer provides the same function and versatility as the original equipment retainer ensuring Length 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 Length-lasting service
  • Versatile design – this retainer is suitable for a variety of automotive uses
  • Excellent value – this part offers original equipment quality at a competitive cost
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Motorad – Integrated Thermostat Housing: With Seal, 207 Degrees (Part No.815-207)

Integrated Thermostat Housing: With Seal, 207 Degrees

from

$69.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. 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:


    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
See More

Motorad – Integrated Thermostat Housing: With Seal, 194 Degrees (Part No.815-194)

Integrated Thermostat Housing: With Seal, 194 Degrees

from

$109.99
Manufactured with OEM quality materials and safety standards by an OE Supplier. 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:


    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
See More

Carquest Premium – Standard Thermostat: With Seal, 195 Degrees (Part No.14119)

Standard Thermostat: With Seal, 195 Degrees

from

$11.99
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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Most Popular Coolant Reservoir Caps for 2003 Cadillac Escalades

Enhance your 2003 Cadillac Escalade with one of the 4 Coolant Reservoir Caps we have in stock, starting at just $4.99.

Dorman – Help – Engine Coolant Reservoir Cap: Twist, Plastic, 1 Pack (Part No.82597)

Engine Coolant Reservoir Cap: Twist, Plastic, 1 Pack

from

$17.99
Cracked or lost the original engine coolant reservoir cap- Replace it seamlessly and effectively with this precisely engineered, direct replacement cap.

Product Features:
  • Direct replacement – this engine coolant reservoir cap directly replaces a cracked or lost original cap
  • Application specific – made to match dimensions of reservoir cap on only certain vehicle years, makes and models
  • Seamless fit – reverse-engineered from the original equipment to fit perfectly
  • Excellent value – a quick, easy replacement that’s less expensive than going back to the dealership
See More

Carquest Premium – Radiator Cap: 15 PSI (Part No.10248)

Radiator Cap: 15 PSI

from

$15.99
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
See More

Dorman – HD Solutions – Engine Coolant Reservoir Cap: Twist, Plastic, 1 Pack (Part No.902-5601)

Engine Coolant Reservoir Cap: Twist, Plastic, 1 Pack

from

$20.99
Cracked or lost the original engine coolant reservoir cap, Replace it seamlessly and effectively with this precisely engineered, direct replacement cap.

Product Features:
  • Direct replacement – this engine coolant reservoir cap directly replaces a cracked or lost original cap
  • Application specific – made to match dimensions of reservoir cap on only certain vehicle years, makes and models
  • Seamless fit – reverse-engineered from the original equipment to fit perfectly
  • Excellent value – a quick, easy replacement that’s less expensive than going back to the dealership
See More

Autotecnica – Coolant Cap (Part No.GM0613020)

Coolant Cap

from

$4.99
Autotecnica offers high-quality aftermarket parts for a wide variety of Asian and North American passenger cars and trucks, include braking, cooling, driveline, electrical, engine, fuel, HVAC, steering, and suspension categories. Autotecnica is the smart choice. Whether you’re a DIY enthusiast or professional technician in need of replacement parts that meet OEM specifications, Autotecnica is an excellent alternative to expensive ¿Genuine¿ components.

Product Features:
  • Guaranteed fitment
  • Precision-molded to OE cap dimensions to ensure compatibility with original and aftermarket coolant recovery tanks
  • Quality cap and seal materials resist engine heat and harsh cooling system environment
  • Factory pressure-tested
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Best-Selling 2003 Cadillac Escalade Thermostats

Upgrade your Escalade with one of our 9 best-selling Thermostats, earning an average 4.5 stars rating across 189 reviews.

Carquest Premium – Standard Thermostat: With Seal, 187 Degrees (Part No.14948)

Standard Thermostat: With Seal, 187 Degrees

from

$18.99
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
See More

Motorad UltraStats – Thermostat: With Seal, 187 Degrees (Part No.5456-187)

Thermostat: With Seal, 187 Degrees

from

$28.99
UltraStat Thermostats are the toughest thermostats on the market. All heavy gauge stainless steel construction provides long-life durability, as well as complete corrosion resitance. Exclusive BLVT Valve technology minimizes thermal shock to cooling system components.

Product Features:
  • Heavy gauge stainless steel components offer increased reliability and long-lasting durability
  • Exclusive BLVT Valve Technology minimizes thermal shock to cooling system components
  • Stainless steel thermal element for unmatched corrosion resistance and revolutionary REAX wax mixture provides quicker reaction time
  • AccuSpring Design for stable temperature control and increased cabin comfort
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Mr. Gasket – Tstat (Part No.6368)

Tstat

from

$37.99
Designed to open at 180 degrees every time, regardless of engine rpm, and it’s high-flow design and brass and copper construction eliminate the damaging effects of cycling when you’re stuck in stop-and-go traffic. It includes the rubber gasket and has a pressure relief valve.

Product Features:
  • Opens sooner than stock at 180 degrees
  • High flow design for performance applications
  • Includes rubber o-ring seal/gasket
  • Incorporates pressure relief valve
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Mr. Gasket – Ls1 Late Thermostat (Part No.6367)

Ls1 Late Thermostat

from

$37.99
Designed to open at 160 degrees every time, regardless of engine rpm, and it’s high-flow design and brass and copper construction eliminate the damaging effects of cycling when you’re stuck in stop-and-go traffic. It includes the rubber gasket and has a pressure relief valve.

Product Features:
  • Opens sooner than stock at 160 degrees
  • High flow design for performance applications
  • Includes rubber o-ring seal/gasket
  • Incorporates pressure relief valve
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Motorad – Standard Thermostat: With Seal, 187 Degrees (Part No.524-190)

Standard Thermostat: With Seal, 187 Degrees

from

$17.49
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
See More

Dorman – Thermostat Assembly: Includes Housing, Thermostat, and Gasket, 186 Degrees (Part No.902-700)

Thermostat Assembly: Includes Housing, Thermostat, and Gasket, 186 Degrees

from

$33.99
This replacement engine coolant thermostat housing is engineered to match the fit and durability of the stock thermostat housing on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.

Product Features:
  • Ideal replacement – this engine coolant thermostat housing directly replaces the original housing on specified vehicle years, makes and models
  • Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
  • Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
  • Industry-leading design – professionally engineered by the aftermarket leader in replacement thermostat housings
See More

Dorman – Thermostat Assembly: Includes Housing (Part No.902-2836)

Thermostat Assembly: Includes Housing

from

$78.99
This replacement engine coolant thermostat housing is engineered to match the fit and durability of the stock thermostat housing on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.

Product Features:
  • Ideal replacement – this engine coolant thermostat housing directly replaces the original housing on specified vehicle years, makes and models
  • Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
  • Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
  • Industry-leading design – professionally engineered by the aftermarket leader in replacement thermostat housings
See More

Dorman – Thermostat Assembly: Includes Housing and O-Ring, 160 Degrees (Part No.902-2701)

Thermostat Assembly: Includes Housing and O-Ring, 160 Degrees

from

$52.99
This replacement engine coolant thermostat housing is engineered to match the fit and durability of the stock thermostat housing on specified vehicles. It is designed to withstand extreme temperature changes to extend service life.

Product Features:
  • Ideal replacement – this engine coolant thermostat housing directly replaces the original housing on specified vehicle years, makes and models
  • Durable construction – this part is specifically designed to withstand extreme temperature changes and resist cracking and leaking
  • Cost-effective and reliable – offers original manufacturer quality at lower cost than getting replacement at dealer
  • Industry-leading design – professionally engineered by the aftermarket leader in replacement thermostat housings
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Carquest Premium – Integrated Thermostat Housing: With Seal, 180 Degrees (Part No.379-180)

Integrated Thermostat Housing: With Seal, 180 Degrees

from

$36.99
Carquest Premium Integrated Housing Thermostats are manufactured with OEM quality materials and safety standards by an OE Supplier. This integrated thermostat 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 as well as the design and function of the housing. 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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Top-Quality Radiators for 2003 Cadillac Escalades

Choose a high-quality OEM or aftermarket Radiator for Cadillac Escalades and enjoy top-notch performance from $161.99.

Carquest Premium – Radiator: With Transmission Oil Cooler (Part No.432298)

Radiator: With Transmission Oil Cooler

from

$279.99
Reach Radiators offer one of the largest product ranges in the aftermarket, covering more than 95% of the popular automotive and light truck applications. Reach Radiators meet or exceed original equipment specifications, ensuring that products fit and perform just as well or better than the original parts, providing you peace of mind.

Product Features:
  • Our B-type tubes feature central reinforcement to provide greater tolerance to pressure. Stronger tube design means drastically reduced probability of tube failure.
  • Our deep extrusion header provides a stronger tube to header joint which is more resistant to the effects of vibration and thermal tube expansion, virtually eliminating tube to header leaks.
  • Our fin edges are folded for increased stability and heat disbursement properties.
  • Our included “multi-fit” attachments allow one radiator to cover multiple vehicle applications without sacrificing OE fit. This results in wider vehicle coverage with substantially less inventory.
  • Thermal expansion cuts allow for longer life and reduce failure rates by allowing improved core expansion and contraction during normal heat cycles.
  • We design and manufacture all our radiators to meet or even exceed Original Equipment specifications. We take pride in producing the most reliable replacement parts in the market.
  • We use longer header tabs for increased pressure resistance. This reduces the potential for tank to header leaks.
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Carquest Premium – Radiator: With Engine and Transmission Oil Coolers (Part No.432306)

Radiator: With Engine and Transmission Oil Coolers

from

$279.99
A global leader in the manufacture and distribution of aftermarket cooling products for automotive, heavy truck, and industrial applications. Specialized in the production of OE-quality Radiators, Condensers, and Charge Air Coolers for US and international markets, covering over 10,000 part numbers worldwide. Reach Cooling is headquartered in Miami, Florida, with additional distribution centers in Los Angeles, California and a manufacturing plant in Shanghai, China.

Product Features:
  • Our B-type tubes feature central reinforcement to provide greater tolerance to pressure. Stronger tube design means drastically reduced probability of tube failure.
  • Our deep extrusion header provides a stronger tube to header joint which is more resistant to the effects of vibration and thermal tube expansion, virtually eliminating tube to header leaks.
  • Our fin edges are folded for increased stability and heat disbursement properties.
  • Our included “multi-fit” attachments allow one radiator to cover multiple vehicle applications without sacrificing OE fit. This results in wider vehicle coverage with substantially less inventory.
  • Thermal expansion cuts allow for longer life and reduce failure rates by allowing improved core expansion and contraction during normal heat cycles.
  • We design and manufacture all our radiators to meet or even exceed Original Equipment specifications. We take pride in producing the most reliable replacement parts in the market.
  • We use longer header tabs for increased pressure resistance. This reduces the potential for tank to header leaks.
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Carquest Premium – Radiator: With Transmission Oil Cooler (Part No.432295)

Radiator: With Transmission Oil Cooler

from

$288.99
Reach Radiators offer one of the largest product ranges in the aftermarket, covering more than 95% of the popular automotive and light truck applications. Reach Radiators meet or exceed original equipment specifications, ensuring that products fit and perform just as well or better than the original parts, providing you peace of mind.

Product Features:
  • Our B-type tubes feature central reinforcement to provide greater tolerance to pressure. Stronger tube design means drastically reduced probability of tube failure.
  • Our deep extrusion header provides a stronger tube to header joint which is more resistant to the effects of vibration and thermal tube expansion, virtually eliminating tube to header leaks.
  • Our fin edges are folded for increased stability and heat disbursement properties.
  • Our included “multi-fit” attachments allow one radiator to cover multiple vehicle applications without sacrificing OE fit. This results in wider vehicle coverage with substantially less inventory.
  • Thermal expansion cuts allow for longer life and reduce failure rates by allowing improved core expansion and contraction during normal heat cycles.
  • We design and manufacture all our radiators to meet or even exceed Original Equipment specifications. We take pride in producing the most reliable replacement parts in the market.
  • We use longer header tabs for increased pressure resistance. This reduces the potential for tank to header leaks.
See More

KAI – Radiator (Part No.RAD2334)

Radiator

from

$161.99
New Platinum Pro Radiator, 4.8 And 5.3 Liter Engines, 28 Inch Core, Without Engine Oil Cooler

Product Features:
  • 4.8 And 5.3 Liter Engines, 28 Inch Core, Without Engine Oil Cooler, Made Of Plastic and 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
  • Warranty: 5 Year, Limited
  • Radiator Cap Not Included
  • Check Out The Large Selection Of Parts Available For Your Vehicle
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Proform – OEM RADIATOR (Part No.22840116)

OEM RADIATOR

from

$304.99
OEM RADIATOR

Proform – OEM RADIATOR (Part No.22840117)

OEM RADIATOR

from

$304.99
OEM RADIATOR

CSF Cooling – Dimensions 41-7/8 In L X 23-9/16 H, Core Dimensions 34 In L X 17.25"H X 1.25"D (Part No.3653)

Dimensions 41-7/8 In L X 23-9/16 H, Core Dimensions 34 In L X 17.25"H X 1.25"D

from

$242.99
CSF Radiators are designed and built to High Performance Standards. Radiators are carefully engineered and Wind Tunnel Tested in laboratory for Cooling Performance Validation. We have over 10,000 different models of Radiators that we manufacture and supply for all the leading brands of vehicles on the road.

Product Features:
  • OEM Specified Plastic Tank Aluminum Core Construction
  • Tanks Are Made From Virgin Grade Engineered Plastic Resins, Which Are Glass Filled For Added Strength And Durability
  • Gaskets Are Made From Special Grade EPDM Rubber To Withstand Extreme Temperatures Of Up To -120 Degrees Fahrenheit
  • Tubes Welded Type Or Latest Generation B-Tube Design
  • Fins High Performance Multi-Louvered Design OEM Spec
  • 100 Percent Leak Tested Before Leaving Factory At 150 Percent Of Operating Pressure
  • High Performance Transmission Cooler With Special Built-In Turburlator, When Applicable
  • Drop In Fit
  • All Components Are Installed, Torqued And Tested On Radiator During Assembly
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Our Top Pick for a 2003 Cadillac Escalade Water Pump Gasket

Invest in a durable Water Pump Gasket for your 2003 Cadillac, knowing you’re getting trusted brands and expert craftsmanship.

Felpro – Engine Water Pump Gasket (Part No.35635)

Engine Water Pump Gasket

from

$7.49
Fel-Pro gaskets are specifically designed for the repair environment to deliver a reliable seal on even the most troublesome applications. Designed for imperfect sealing surfaces and manufactured with proprietary materials, you can count on Fel-Pro for innovative sealing solutions for the real-world repair environment.

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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Top-Rated Water Pumps for 2003 Cadillac Escalades

Make a smart move for your 2003 Cadillac Escalade with products all priced from $101.99 to $209.99.

Carquest Premium – Engine Water Pump: New, Gasket/Seals Included (Part No.T7052)

Engine Water Pump: New, Gasket/Seals Included

from

$151.99
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. All necessary gaskets and seals are included.

Product Features:
  • 100% tested for reliable performance
  • Durable housing features precisely machined mounting surface for proper sealing and fitment
  • Equipped with weep chamber or similar feature to help prevent unnecessary replacement
  • Included heavy-duty unitized bearings, pressed-on hubs and optimal impeller clearance for a long-lasting water pump
  • All gaskets or seals necessary for water pump are included
  • This pump is driven by the accessory belt and we recommend replacement if nearing service recommendation
  • This pump is driven by the timing chain; see vehicle manufacturer recommendation for replacement of timing components
  • This pump is driven by the timing belt; see vehicle manufacturer recommendation for replacement of timing components
  • Additional Notes: Includes gasket
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Driveworks Water Pumps – Engine Water Pump (Part No.58-562)

Engine Water Pump

from

$101.99
This replacement engine water pump is leak and flow tested. Gaskets and seals are included where applicable.

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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ACDelco – Water Pump Kit (Part No.252-845)

Water Pump Kit

from

$209.99
An ACDelco Professional, premium aftermarket Engine Water Pump circulates coolant through your vehicle’s radiator and engine system to help maintain proper engine temperature and performance. The gaskets, seals, and O-rings packaged with this Professional, premium aftermarket water pump help guarantee that all necessary parts are available for trouble-free installation. ACDelco Professional Water Pumps are a high quality replacement for many vehicles on the road today. This premium aftermarket replacement engine water pump is manufactured to meet your expectations for fit, form, and function.

Product Features:
  • All Makes water pumps fit GM vehicles as well as a wide range of non-GM vehicles
  • Thoroughly tested for reliable, leak-free performance
  • Coated seals support seal longevity and durability
  • Heat-treated shaft assemblies provide superior strength and durability over non-treated assemblies
  • High-quality bearings are permanently sealed and lubricated for greater durability and long life
  • Come with premium, high-quality replacement components needed for trouble-free and accurate installation
  • Uniform wall sections and smooth coolant-flow cavities for efficient operation
  • Cast-iron or aluminum design, depending on vehicle application
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Carquest Premium – Engine Water Pump with Thermostat and Housing (Part No.T7181)

Engine Water Pump with Thermostat and Housing

from

$188.99
Manufactured to meet or exceed OEM specifications.

Product Features:
  • 100% factory tested for leakage and dimensional precision.
  • Bearing noise and durability-tested.
  • Designed to match OE coolant flow rate and pressure.
  • All required hardware included for easy installation.
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Top-Rated Engine Cooling Part Brands For Your 2003 Cadillac Escalade

When it comes to finding the perfect Engine Cooling Part for your 2003 Cadillac Escalade, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 18 trusted brands. We carry the most popular Engine Cooling Part brands including Felpro, Carquest Premium, and Dorman, and more, all known for their exceptional customer ratings (average brand rating of 4.6 stars) and competitive prices, as low as $4.99. Purchasing a Engine Cooling Part from us here at Advance Auto Parts is a smart move for both you and your 2003 Cadillac Escalade, providing peace of mind with parts that meet or exceed OEM standards.

Popular Felpro 2003 Cadillac Escalade Engine Cooling Parts

If you’re looking for a top-quality Engine Cooling Part for your 2003 Cadillac Escalade, Advance Auto Parts has exactly what you need with our selection of Felpro Engine Cooling Parts. We have 3 Felpro Engine Cooling Parts in stock for this fitment, all known for their durability and precision fit. With prices starting at just $4.99 and an average cost of $6.99, you’ll find the perfect Engine Cooling Part for your needs and budget. Felpro Engine Cooling Parts for the 2003 Cadillac Escalade come highly rated, with over 129 customer reviews and an impressive average rating of 4.6 stars. Choosing a Felpro Engine Cooling Part from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Engine Coolant Thermostat Gasket
from $4.99
(20)
Engine Coolant Thermostat Gasket
“No leaks!”
Engine Water Pump Gasket
from $7.49
(100)
Engine Water Pump Gasket
“No messing with paper gaskets and sealer.”
Engine Water Pump Gasket Kit
from $8.49
(9)
Engine Water Pump Gasket Kit
“OEM Quality, no rtv needed to make these work which makes it so much faster if you need to replace the water pump again in the future.”

Top-Quality Carquest Premium 2003 Cadillac Escalade Engine Cooling Parts

For those in search of a high-quality Engine Cooling Part for their 2003 Cadillac Escalade, Advance Auto Parts offers a great selection of Carquest Premium Engine Cooling Parts. With 3 Carquest Premium Engine Cooling Parts in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Engine Cooling Parts start at just $18.99, with an average price of $150.32, giving you a range of options to suit your budget. Backed by over 655 customer ratings and an average rating of 4.4 stars, Carquest Premium Engine Cooling Parts provide both reliability and excellent performance. Choosing a Carquest Premium Engine Cooling Part from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.
Standard Thermostat: With Seal, 187 Degrees
from $18.99
(189)
Standard Thermostat: With Seal, 187 Degrees
“Worked perfect”
Engine Water Pump: New, Gasket/Seals Included
from $151.99
(371)
Engine Water Pump: New, Gasket/Seals Included
“Good”
Radiator: With Transmission Oil Cooler
from $279.99
(95)
Radiator: With Transmission Oil Cooler
“N/A”

FAQs for 2003 Cadillac Escalade Engine Cooling Parts

What are the best-selling Engine Cooling Parts for 2003 Cadillac Escalades?

Out of 70 Engine Cooling Parts that fit 2003 Cadillac Escalades, the following parts are the top sellers:

What’s the price range for 2003 Cadillac Escalade Engine Cooling Parts?

The prices of Engine Cooling Parts for the 2003 Cadillac Escalade range from $1.29 up to $401.99 for the most premium parts.

What is the average price of an Engine Cooling Part for a 2003 Cadillac Escalade?

The average price for Engine Cooling Parts for the 2003 Cadillac Escalade is $81.77. Keep in mind the variety of part types within our Engine Cooling Part category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Engine Cooling Parts for other Cadillac Escalade model years?

Yes, we carry Engine Cooling Parts for 25 model years of Cadillac Escalades between 1999 and 2026. The following model years are the most popular for Engine Cooling Part purchases: 2023, 2022, 2021, 2020, 2019, 2018, 2017, 2016, and 2015.

What are the cheapest Engine Cooling Parts for my 2003 Cadillac Escalade?

The cheapest 2003 Cadillac Escalade Engine Cooling Parts we carry are:

Does Advance Auto Parts sell Engine Cooling Parts for any other 2003 Cadillac models?

Yes. We stock Engine Cooling Parts for 4 other popular 2003 Cadillac models. Some of the most popular are 2003 Escalade ESV Engine Cooling Parts, 2003 Escalade EXT Engine Cooling Parts, 2003 DeVille Engine Cooling Parts, 2003 Seville Engine Cooling Parts, and 2003 CTS Engine Cooling Parts.

What are the top-rated Engine Cooling Parts that fit the 2003 Cadillac Escalade?

Based on 3,620 reviews by customers, our 2003 Cadillac Escalade Engine Cooling Parts have an average customer rating of 4 stars. These are the highest-rated categories of Engine Cooling Parts for the 2003 Cadillac Escalade and their top-rated products:

What types of Engine Cooling Parts do you sell for my 2003 Cadillac Escalade?

As of 6/2/26, these are some of the most in-demand types of Engine Cooling Parts for a 2003 Cadillac Escalade:

Can I get help with 2003 Cadillac Escalade Engine Cooling Part orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Cadillac Engine Cooling Parts and more.

What is your return policy for Cadillac Escalade Engine Cooling Parts?

Advance Auto Parts keeps returns simple. For new Cadillac Escalade Engine Cooling Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.