2003 Jeep Grand Cherokee Engine Cooling Parts

Essential 2003 Jeep Grand Cherokee Engine Cooling Parts

Koyo Cooling – Radiator (Part No.G1000221442KCS)

Radiator

from

$255.00
Plastic Tank / Aluminum Core Radiator Koyo radiators are available in plastic tank and aluminum core. The Nocolok brazing line keeps the highest quality standards, bringing you superior products you can rely on. The Koyo Cooling radiator has been engineered to the highest standards and incorporates application specific mounting locations for all fan shrouds, inlet-outlet hoses and top-bottom mounting pins, ensuring quick and pain-free installs.

Product Features:
  • All Aluminum Core and Plastic Tank
  • OE Style mounting brackets and hose connections
  • Integrated transmission oil cooler when applicable
  • Compact and lightweight
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Dorman – Water Pump Inlet Tub (Part No.G3071691094DOR)

Water Pump Inlet Tub

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$40.17
Water Pump Inlet Tub

TYC – Genera Auxiliary Fan Assembly (Part No.G5000372791TYC)

Genera Auxiliary Fan Assembly

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$255.85
TYC brand Cooling Fan motors use high grade ball bearings, magnets and carbon brushes. This combination allows the assemblies to be durable and dependable. To ensure durability, each cooling fan design is run through accelerated tests like corrosion resistance, endurance, moisture, torsion and vibration. At TYC/Genera, every opportunity has been taken to build a replacement part that will install, perform and last and provide years of trouble-free use!

Product Features:
  • OE Quality
  • High grade ball bearings, magnets and brushes
  • Durable and Dependable
  • Thoroughly Tested
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Carquest Premium – Radiator Cap Tester Adapter (Part No.12552)

Radiator Cap Tester Adapter

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$14.29
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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Dorman – Clutch Fan Shroud: Cost Effective And Reliable (Part No.620-070)

Clutch Fan Shroud: Cost Effective And Reliable

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$51.99
This engine cooling fan shroud, also known as an engine cooling fan cowl, is designed to match the fit of an original equipment cowl on specified vehicles. It is engineered to replace a cowl that is missing or damaged from impact, vibration, or heat.

Product Features:
  • Direct replacement – this engine cooling fan shroud, also known as an engine cooling fan cowl, is designed to match the fit and function of an original equipment cowl on specified vehicles.
  • Ideal solution – engineered to replace a damaged or missing cowl to help ensure proper protection and cooling of the engine and underhood accessories.
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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Permatex – The Right Stuff: Grey, 1 Minute Gasket Maker, 10 OZ (Part No.34310)

The Right Stuff: Grey, 1 Minute Gasket Maker, 10 OZ

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$38.99
Permatex’s The Right Stuff 1 Minute Series offers the fastest return to service in just 1 minute! This leak-proof, elastomeric “Formed-in-place” material is more reliable and longer lasting than pre-cut gaskets. It is blowout resistant and protects against leaks and seepage caused by vibration and thermal expansion. The Right Stuff 1 Minute Grey is specified for high torque and high vibration applications and is formulated to meet or exceed performance standards for long-term sealability, durability and handling.

Product Features:
  • Designed to perform under higher torque loads associated with engines having closely spaced bolt patterns
  • Sensor-safe, non-corrosive, RTV silicone
  • Protects against leaks caused by vibration and thermal expansion
  • Meets performance specs of OE silicone gaskets
  • Quickly returns vehicle to service in just 1 minute
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Mr. Gasket – High Performance Thermostat (Part No.4365)

High Performance Thermostat

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$27.49
Mr. Gasket High Performance Thermostats are designed to resist large variations of coolant pressure at high RPM (revolutions per minute). This allows them to fully open at correct temperature consistently regardless of engine RPM. The design also provides the high flow that engines operated a higher RPM need. This thermostat also features a copper/brass construction to further resist corrosion. Mr. Gasket High Performance / High Flow Thermostats are suitable for street, drag race, or oval track applications.

Product Features:
  • Opens At 195 Degrees
  • Designed to Resist Large Variations of Coolant Pressure at High RPM
  • Fully Opens at Correct Temperature Consistently Regardless of Engine RPM
  • For High Performance Street, Drag Race, and Oval Track
  • Copper & Brass Construction – Resists Corrosion
  • High Flow
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Permatex – Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ (Part No.22071)

Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ

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$6.99
Permatex Water Pump & Thermostat RTV Silicone Gasket Maker is a noncorrosive, sensor-safe RTV silicone gasket material formulated for water pumps and thermostat housings. Permatex Water Pump & Thermostat has the highest water-glycol resistance available in an RTV silicone.

Product Features:
  • Sensor-safe, noncorrosive RTV silicone gasket material
  • Formulated specifically for water pumps and thermostat housings
  • Highest water-glycol resistance available in RTV silicone
  • Superior adhesion and flexibility
  • Can be used as a gasket maker or dressing
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US MOTOR WORKS – Water Pump with Fan Clutch (Part No.MCK1088)

Water Pump with Fan Clutch

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$88.99
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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Felpro – Engine Water Pump Gasket (Part No.35655)

Engine Water Pump Gasket

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$19.99
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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Driveworks Water Pumps – New Water Pump (Part No.58-572)

New Water Pump

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$63.99
Driveworks Remanufactured Water Pumps offer a complete replacement part solution, with application coverage spanning from antique to present-day vehicles. All units are 100% tested and engineered to meet or exceed O.E.M. performance, providing you a quality product you and your vehicle can rely on.

Product Features:
  • 100% leak tested and hub-pull tested to promote a long, trouble-free performance life
  • Designed and manufactured with new, high-quality unitized seals from OE suppliers to ensure long, trouble-free performance
  • Each unit uses the proper bearing design as specified by the OE manufacturer to meet the specific radial torque and axial load requirements of each application to promote long bearing life and trouble-free performance
  • Supplied with high-quality mounting gasket and other seals/gaskets as applicable per application to help complete the job
  • Manufactured to original casting specifications to ensure a proper fit and proper water flow for efficient cooling
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Carquest Premium – Radiator Cap: 16 PSI (Part No.10230)

Radiator Cap: 16 PSI

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$9.79
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 – Engine Cooling Fan Motor Relay (Part No.83A1012)

Engine Cooling Fan Motor Relay

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$48.99
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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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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Motorad – Thermostat Kit-195 Degrees w/ Seal (Part No.5589KT)

Thermostat Kit-195 Degrees w/ Seal

from

$43.99
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:
  • 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 – Temperature Sender With Gauge and Thread Sealant (Part No.WTC1129)

Temperature Sender With Gauge and Thread Sealant

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$67.99
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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Carquest Premium – Radiator Cap: 22 PSI (Part No.10392)

Radiator Cap: 22 PSI

from

$31.49
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 – Engine Coolant Temperature Switch (Part No.WTA1148)

Engine Coolant Temperature Switch

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$24.99
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 – Radiator Fan Assembly: Single, Cost Effective And Reliable (Part No.620-041)

Radiator Fan Assembly: Single, Cost Effective And Reliable

from

$102.99
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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Carquest Premium – Coolant Housing/Water Outlet (Part No.85341)

Coolant Housing/Water Outlet

from

$29.49
We are proud to offer this CARQUEST product line: CARQUEST Water Outlets. Our products are engineered and tested to provide years of trouble free operation and designed to be hassle free OE replacement part that meets and/or exceeds OE standards. Backed by over 50 years of mobile temperature control experience, fix it once and fix it right with CARQUST Water Outlets and Thermostat Housings.

Product Features:
  • Meets and/or exceeds OEM standard
  • Direct-fit replacement for ease of installation
  • Coated with corrosion and rust inhibitor
  • 100% leak tested
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Crown Auto Jeep Replacmnt – OE Replacement, Unpainted (Part No.J4006714)

OE Replacement, Unpainted

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$5.29
Crown Automotive offers the largest line of replacement parts for Jeep(R), as well as a growing line of parts for Chrysler and Dodge. Our applications Comes with Axle, Body, Brake, Clutch, Cooling, Electrical, Engine, Fuel, Lamps, Mirrors, Steering, Suspension, Transmission and Wiper.

Product Features:
  • Leading Manufacturer Of Quality Replacement Parts For Jeep
  • Meets Standards For Quality
  • Crown Automotive Has Consistently Maintained Its Commitment To Offering Only Quality Parts And Exceptional Service
  • Improve The Performance
  • Easy Installation
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Dorman – Help – Engine Coolant Reservoir Cap: Flip Top, Polypropylene, 1 Pack (Part No.54201)

Engine Coolant Reservoir Cap: Flip Top, Polypropylene, 1 Pack

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$11.49
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
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KAI – Radiator Support Upper Tie Bar; Except Diesel Models; Made Of Steel (Part No.CH1225223V)

Radiator Support Upper Tie Bar; Except Diesel Models; Made Of Steel

from

$52.99
New Economy Replacement Radiator Support Upper Tie Bar, Except Diesel Models

Product Features:
  • Except Diesel 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
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Dorman – Non-Pressurized Coolant Reservoir: White, Plastic, Original Equipment Replacement (Part No.603-068)

Non-Pressurized Coolant Reservoir: White, Plastic, Original Equipment Replacement

from

$106.99
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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Felpro – THERMOSTAT GASKET (Part No.35692)

THERMOSTAT GASKET

from

$3.79
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 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 Water Outlet, 75 Degree Neck Angle (Part No.902-312)

Coolant Housing/Water Outlet: With Water Outlet, 75 Degree Neck Angle

from

$20.79
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 – Universal Fan Clutch – Severe Duty (Part No.215115)

Universal Fan Clutch - Severe Duty

from

$89.99
Product Features:
  • Designed, tested, and built by application
  • OE performance, fit, and appearance
  • Precision machined
  • Out of box installation
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Dorman – Help – Water Pump Inlet Tube (No Gasket Needed) (Part No.56398)

Water Pump Inlet Tube (No Gasket Needed)

from

$20.49
This engine water pump inlet tube is designed to match the fit and function of the original tube on specified applications, and is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this engine water pump inlet tube is designed to match the fit and function of the original tube on specified applications.
  • Restores functionality – reliable replacement for an original part that has failed due to corrosion from heat and water cycling
  • 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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2003 Jeep Grand Cherokee Engine Cooling Parts

Maybe you’re in the middle of a full rebuild of that 2003 Jeep Grand Cherokee. Maybe you just need a couple of Engine Cooling Parts. Either way, Advance Auto Parts has 88 different Engine Cooling Parts in our inventory ranging from $1.99 to $367.99. That means you can find the exact parts or products you need to keep that 2003 Jeep Grand Cherokee running smoothly.

Engine Cooling Parts are only as good as their brand. We stock 24 different brands to make sure you have plenty of trusted parts to choose from for your 2003 Jeep Grand Cherokee. Carquest Premium, Permatex, and FELPRO are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Engine Cooling Parts for your 2003 Jeep Grand Cherokee, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 7,804 reviews in this category, some of the top rated parts include Water Pump: New, Installation Gasket Included with 4.3 stars and Engine Water Pump: New, Gasket/Seals Included with 4.3 stars.

So if you’re in the market for aftermarket Engine Cooling Parts to keep your 2003 Jeep Grand Cherokee rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Engine Cooling Parts Brands To Make Your 2003 Jeep Grand Cherokee Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2003 Jeep Grand Cherokee demands trusted brand parts and products to keep it running. Many trusted brands of Engine Cooling Parts make up Advance Auto Parts’ inventory, and all are ready to help make your Grand Cherokee the best it can be. Be sure to browse some of our top Engine Cooling Parts brands and parts.

Popular Carquest Engine Cooling Parts

We carry Carquest parts in our stock across Radiator Fan Control Relays categories, plus more. For a 2003 Jeep Grand Cherokee, our most popular Carquest Engine Cooling Parts include:
Engine Cooling Fan Motor Relay
from $58.05
(1)
Engine Cooling Fan Motor Relay
Radiator Fan Control Relays

FAQs for 2003 Jeep Grand Cherokee Engine Cooling Parts

What are the most purchased Engine Cooling Parts for the 2003 Jeep Grand Cherokee?

Out of 88 Engine Cooling Parts for the 2003 Jeep Grand Cherokee, the most popular in our inventory are:
Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ
from $6.99
(288)
Water Pump & Thermostat RTV Silicone Gasket Maker, 0.5 OZ
Water Pump Housing Gaskets
Engine Coolant Thermostat Housing Gasket
from $6.79
(66)
Engine Coolant Thermostat Housing Gasket
Thermostat and Water Outlet Gaskets

What are the top-rated 2003 Jeep Grand Cherokee Engine Cooling Parts?

Top-rated Engine Cooling Parts for your 2003 Jeep Grand Cherokee based on customer reviews/ratings are:
Water Pump: New, Installation Gasket Included
from $62.99
(115)
Water Pump: New, Installation Gasket Included
“Easy replacement, exact fit!”
Engine Water Pump: New, Gasket/Seals Included
from $83.99
(115)
Engine Water Pump: New, Gasket/Seals Included
“Great fit”
Radiator: With Transmission Oil Cooler
from $179.99
(94)
Radiator: With Transmission Oil Cooler
“so far so good awsome”