2005 Pontiac G6 Engine Cooling Parts

Keep Your 2005 Pontiac G6 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 2005 Pontiac G6 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Thermostats, Radiators, and Water Pump Gaskets. 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 ACDelco. For example, Dorman Engine Cooling Parts start at just $17.99 with an average 4.2 star rating. Carquest Premium and ACDelco offer similar pricing and quality, backed by strong customer feedback. With over 1,260 reviews and a solid 4 star average, you can shop with confidence knowing other Pontiac G6 owners approve.

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 2005 Pontiac G6 in peak condition, inside and out.

Essential 2005 Pontiac G6 Engine Cooling Parts

Carquest Premium – Coolant Housing/Water Outlet (Part No.85415)

Coolant Housing/Water Outlet

from

$76.99
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
  • Meets and/or exceeds OEM standard
  • Coated with corrosion and rust inhibitor
  • 100% leak tested
  • Direct-fit replacement for ease of installation
See More

Imperial – Adjustable Thermostatic Fan Control (Part No.226203)

Adjustable Thermostatic Fan Control

from

$23.99
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:
  • Economy adjustable thermostatic fan control
  • Economy Model; 32-248 Deg. F
  • For use with Imperial electric fans
  • Probe installs into radiator fins
  • 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
See More

Victor Reinz – Engine Coolant Outlet O-Ring (Part No.71-14092-00)

Engine Coolant Outlet O-Ring

from

$13.99
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.
See More

Dorman – Coolant Air Bleeder Screw (Part No.902-112)

Coolant Air Bleeder Screw

from

$18.99
This engine coolant bleeder screw has been manufactured from durable material to prevent cooling system leaks. Matches the original screw for fit and function.

Product Features:
  • Ideal replacement – this engine coolant bleeder screw matches fit and function of the original equipment screw
  • Durable materials – designed to withstand high cooling system temperatures and pressures
  • Cost-effective solution – this bleeder screw offers original equipment quality at a competitive price
  • Quality tested – this part has undergone try-on and material testing to ensure a quality fit and long service life
See More

Dorman – Radiator Fan Assembly: Dual, Cost Effective & Reliable (Part No.620-969)

Radiator Fan Assembly: Dual, Cost Effective & Reliable

from

$175.99
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
See More

Dorman – Engine Water Pump Pulley (Part No.300-933)

Engine Water Pump Pulley

from

$46.99
Damaged your engine water pump pulley? This pulley is a direct replacement for the original manufacturer’s part on specific vehicle years, makes and models, restoring proper performance.

Product Features:
  • Direct replacement – this engine water pump pulley matches the fit and function of the original part on specific vehicles
  • Durable design – built to withstand the elements and road debris
  • Thoroughly tested – must pass strict standards to ensure reliable longevity
  • Trustworthy quality – backed by team of engineers and inspectors in United States
See More

Dorman – Coolant Housing/Water Outlet: with Housing, 180 Degree Neck Angle (Part No.902-030)

Coolant Housing/Water Outlet: with Housing, 180 Degree Neck Angle

from

$63.99
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 – Pressurized Coolant Reservoir: Clear, Plastic, Original Equipment Replacement (Part No.603-067)

Pressurized Coolant Reservoir: Clear, Plastic, Original Equipment Replacement

from

$63.99
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
See More

KAI – Radiator (Part No.RAD2864)

Radiator

from

$122.99
New Platinum Pro Radiator 2.4 L4 Engine

Product Features:
  • 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
  • Radiator Cap Not Included
  • Check Out The Large Selection Of Parts Available For Your Vehicle
See More

Dorman – Thermostat Bypass Pi (Part No.G4006584417DOR)

Thermostat Bypass Pi

from

$321.89
Thermostat Bypass Pi

Dorman – Water Pump Mounting Hardware Kit (Part No.902-806)

Water Pump Mounting Hardware Kit

from

$15.99
This engine water pump stud kit is designed to match the original hardware required to repair the water pump on specified vehicles. Made of quality components, this kit is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this engine water pump stud kit is designed to match the original hardware required to repair the water pump on specified vehicles
  • Ideal solution – this kit is a reliable replacement for original hardware that is missing or damaged
  • Durable construction – this kit is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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

$23.79
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 – Standard Thermostat: With Seal, 180 Degrees (Part No.14698)

Standard Thermostat: With Seal, 180 Degrees

from

$32.49
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, 180 Degrees (Part No.5461-180)

Thermostat: With Seal, 180 Degrees

from

$41.99
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
See More

MAHLE Original – Water Pump Gasket (Part No.K32223)

Water Pump Gasket

from

$16.99
MAHLE® gaskets provide world class sealing products trusted by OEMs & Technicians around the globe.

Product Features:
  • All MAHLE gaskets meet or exceed the original equipment specifications providing the finest sealing products available
  • MAHLE gaskets utilizes OE equivalent or better materials in all our gaskets
  • MAHLE gaskets is the leader in Domestic, Asian and European applications
  • The contents of MAHLE gaskets are packaged in shrink wrapped tray, giving you the added security of knowing that you have the right parts, prior to opening the package
See More

Felpro – Engine Water Pump Gasket (Part No.35814)

Engine Water Pump Gasket

from

$22.99
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
  • Manufactured for the sealing repair environment
  • Validated for fit, form, and function
  • Quality that you can trust
See More

ACDelco – Engine Coolant Temperature Sensor (Part No.213-4514)

Engine Coolant Temperature Sensor

from

$38.99
ACDelco Professional Engine Coolant Temperature Sensor is a high quality aftermarket replacement component for one or more of the following vehicle systems: ignition, and/or engine fuel management. This premium aftermarket sensor is manufactured to meet or exceed your expectations for fit, form, and function.

Product Features:
  • Professional, premium aftermarket replacement
  • Provides the performance and dependability you expect from ACDelco
  • Manufactured to meet expectations for fit, form, and function
See More

Dorman – Coolant Temperature Sensor (Part No.926-016)

Coolant Temperature Sensor

from

$24.99
This engine coolant temperature sensor is designed to match the fit and function of the original sensor on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this engine coolant temperature sensor is designed to match the fit and function of the original sensor on specified vehicles
  • Ideal solution – this sensor is a reliable replacement for an original part that has failed due to fatigue or electrical malfunction
  • Durable construction – this sensor is made from quality components to ensure reliable performance and a long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

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
See More

Carquest Premium – Engine Water Pump: New, Gasket/Seals Included (Part No.T4199)

Engine Water Pump: New, Gasket/Seals Included

from

$89.99
Carquest Premium drive motor inverter cooler water pumps are 100% new, high-quality parts that meet or exceed original equipment (O.E.) specifications. All components, including the housing, impeller, controller, gaskets, and seals are designed for long-lasting service life. These electric water pumps are supplied with the gaskets or seals necessary for installation. Our Carquest Premium auxiliary water pumps undergo stringent testing to ensure superior performance that we stand behind with an industry-leading warranty.

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
See More

Carquest Premium – Engine Water Pump: Gasket/Seals Included (Part No.T1235)

Engine Water Pump: Gasket/Seals Included

from

$126.99
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
See More

Dorman – Radiator Mount Bushing (Part No.926-280)

Radiator Mount Bushing

from

$32.99
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
See More

Dorman – Help – Radiator Drain Cocks (Part No.61136)

Radiator Drain Cocks

from

$5.49
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
See More

Imperial – Electric Fan, 12" Diameter (Part No.226112)

Electric Fan, 12" Diameter

from

$108.99
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:
  • Rapid-Cool Thin-Line electric fans
  • 12″ Diameter
  • 800 CFM
  • Use as a pusher or puller fan
  • Motors built and tested to quality specifications
  • 12 in. universal fit reversible fan
  • 800 CFM
  • UNIVERSAL fan, NOT a direct OE replacement. Measure core and verify space.
See More

Imperial – Electric Fan, 16" Diameter (Part No.226116)

Electric Fan, 16" Diameter

from

$92.99
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:
  • Rapid-Cool Thin-Line electric fans
  • 16″ diameter
  • 1,400 CFM
  • Use as a pusher or puller fan
  • Motors built and tested to quality specifications
  • 16 in. universal fit reversible fan
  • 1400 CFM
  • UNIVERSAL fan, NOT a direct OE replacement. Measure core and verify space.
See More

Imperial – Electric Fan, 14" Diameter (Part No.226114)

Electric Fan, 14" Diameter

from

$99.99
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:
  • Motors built and tested to quality specifications
  • 14 in. universal fit reversible fan
  • 1250 CFM
  • UNIVERSAL fan, NOT a direct OE replacement. Measure core and verify space.
  • Motors built and tested to quality specifications
  • 14 in. universal fit reversible fan
  • 1250 CFM
  • UNIVERSAL fan, NOT a direct OE replacement. Measure core and verify space.
See More

Most Popular Thermostats for 2005 Pontiac G6s

Enhance your 2005 Pontiac G6 with one of the 3 Thermostats we have in stock, starting at just $7.49.

Carquest Premium – Standard Thermostat: With Seal, 195 Degrees (Part No.13899)

Standard Thermostat: With Seal, 195 Degrees

from

$7.49
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 – UltraStat Thermostat: With Seal, 195 Degrees (Part No.5267-195)

UltraStat Thermostat: With Seal, 195 Degrees

from

$17.99
This premium upgraded thermostat is everything you were looking for. UltraStat Thermostats are the toughest thermostats on the market. All heavy gauge stainless steel construction provides long-life durability, as well as complete corrosion resistance. Exclusive BLVT Valve technology minimizes thermal shock to cooling system components. This is the perfect upgrade to help insure your cooling system is working exactly as you need and expect it to for longevity.

Product Features:
  • Exclusive BLVT Valve Technology minimizes thermal shock to cooling system components
  • Heavy gauge stainless steel components offer increased reliability and long-lasting durability
  • 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
See More

Carquest Premium – Engine Coolant HD Thermostat: With Seal, 180 Degrees (Part No.267-180)

Engine Coolant HD Thermostat: With Seal, 180 Degrees

from

$12.49
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

Best-Selling 2005 Pontiac G6 Radiators

Upgrade your G6 with one of our 2 best-selling Radiators, earning an average 4.5 stars rating across 7 reviews.

Carquest Premium – Radiator: With Transmission Oil Cooler (Part No.433832)

Radiator: With Transmission Oil Cooler

from

$233.99
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)
See More

KAI – Radiator (Part No.RAD2727)

Radiator

from

$113.99
New Platinum Pro Radiator, 3.5 And 3.9 Liter Engines, Automatic Or Manual Transmission

Product Features:
  • 3.5 And 3.9 Liter Engines, Automatic Or Manual Transmission, 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
  • Radiator Cap Not Included
  • Check Out The Large Selection Of Parts Available For Your Vehicle
See More

Top-Quality Water Pump Gaskets for 2005 Pontiac G6s

Choose a high-quality OEM or aftermarket Water Pump Gasket for Pontiac G6s and enjoy top-notch performance from $5.49.

Felpro – Engine Water Pump Gasket (Part No.35403)

Engine Water Pump Gasket

from

$5.49
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
See More

Top Picks for 2005 Pontiac G6 Coolant Reservoir Caps

Invest in one of our 3 durable Coolant Reservoir Caps for your 2005 Pontiac, knowing you’re getting trusted brands and expert craftsmanship.

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

$23.79
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

Top-Rated Water Pumps for 2005 Pontiac G6s

Make a smart move for your 2005 Pontiac G6 with products all priced from $42.99 to $81.99.

ACDelco – Water Pump Kit (Part No.252-721)

Water Pump Kit

from

$81.99
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
See More

Carquest Premium – Engine Water Pump: New, Gasket/Seals Included (Part No.T1172)

Engine Water Pump: New, Gasket/Seals Included

from

$42.99
Carquest Premium drive motor inverter cooler water pumps are 100% new, high-quality parts that meet or exceed original equipment (O.E.) specifications. All components, including the housing, impeller, controller, gaskets, and seals are designed for long-lasting service life. These electric water pumps are supplied with the gaskets or seals necessary for installation. Our Carquest Premium auxiliary water pumps undergo stringent testing to ensure superior performance that we stand behind with an industry-leading warranty.

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
See More

Top-Rated Engine Cooling Part Brands For Your 2005 Pontiac G6

When it comes to finding the perfect Engine Cooling Part for your 2005 Pontiac G6, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 8 trusted brands. We carry the most popular Engine Cooling Part brands including ACDelco, Carquest Premium, and Dorman, and more, all known for their exceptional customer ratings (average brand rating of 4.7 stars) and competitive prices, as low as $7.49. Purchasing a Engine Cooling Part from us here at Advance Auto Parts is a smart move for both you and your 2005 Pontiac G6, providing peace of mind with parts that meet or exceed OEM standards.

Popular ACDelco 2005 Pontiac G6 Engine Cooling Parts

If you’re looking for a top-quality Engine Cooling Part for your 2005 Pontiac G6, Advance Auto Parts has exactly what you need with our selection of ACDelco Engine Cooling Parts. We have 2 ACDelco Engine Cooling Parts in stock for this fitment, all known for their durability and precision fit. With prices starting at just $38.99 and an average cost of $60.49, you’ll find the perfect Engine Cooling Part for your needs and budget. ACDelco Engine Cooling Parts for the 2005 Pontiac G6 come highly rated, with over 2 customer reviews and an impressive average rating of 4.7 stars. Choosing a ACDelco Engine Cooling Part from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Water Pump Kit
from $81.99
(1)
Water Pump Kit
“Exact match of the original factory water pump. Includes gasket. Must use sealer on gasket and line up gasket holes with water pump holes before insta”
Engine Coolant Temperature Sensor
from $38.99
(1)
Engine Coolant Temperature Sensor
“Easy to get to and change”

Top-Quality Carquest Premium 2005 Pontiac G6 Engine Cooling Parts

For those in search of a high-quality Engine Cooling Part for their 2005 Pontiac G6, 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 $7.49, with an average price of $22.16, giving you a range of options to suit your budget. Backed by over 369 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.
Engine Water Pump: New, Gasket/Seals Included
from $42.99
(205)
Engine Water Pump: New, Gasket/Seals Included
“This a redesign from original pump, but works good and very easy to install on 2001 Lumina”
Radiator Cap: 15 PSI
from $15.99
(59)
Radiator Cap: 15 PSI
“Just what I needed”
Standard Thermostat: With Seal, 195 Degrees
from $7.49
(105)
Standard Thermostat: With Seal, 195 Degrees
“Great value”

FAQs for 2005 Pontiac G6 Engine Cooling Parts

What are the best-selling Engine Cooling Parts for 2005 Pontiac G6s?

Out of 36 Engine Cooling Parts that fit 2005 Pontiac G6s, the following parts are the top sellers:

What’s the price range for 2005 Pontiac G6 Engine Cooling Parts?

The prices of Engine Cooling Parts for the 2005 Pontiac G6 range from $5.49 up to $321.89 for the most premium parts.

What is the average price of an Engine Cooling Part for a 2005 Pontiac G6?

The average price for Engine Cooling Parts for the 2005 Pontiac G6 is $64.80. 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 Pontiac G6 model years?

Yes, we carry Engine Cooling Parts for 4 model years of Pontiac G6s between 2006 and 2010. The following model years are the most popular for Engine Cooling Part purchases: 2010, 2009, 2008, 2007, and 2006.

What are the cheapest Engine Cooling Parts for my 2005 Pontiac G6?

The cheapest 2005 Pontiac G6 Engine Cooling Parts we carry are:

Does Advance Auto Parts sell Engine Cooling Parts for any other 2005 Pontiac models?

Yes. We stock Engine Cooling Parts for 7 other popular 2005 Pontiac models. Some of the most popular are 2005 Grand Prix Engine Cooling Parts, 2005 Bonneville Engine Cooling Parts, 2005 Grand Am Engine Cooling Parts, 2005 Vibe Engine Cooling Parts, and 2005 Montana Engine Cooling Parts.

What are the top-rated Engine Cooling Parts that fit the 2005 Pontiac G6?

The one 2005 Pontiac G6 Engine Cooling Part we have in stock is the Engine Water Pump Gasket. It is rated 4.5 stars and costs $5.49.

What types of Engine Cooling Parts do you sell for my 2005 Pontiac G6?

As of 11/2/25, these are some of the most in-demand types of Engine Cooling Parts for a 2005 Pontiac G6:

Can I get help with 2005 Pontiac G6 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 Pontiac Engine Cooling Parts and more.

What is your return policy for Pontiac G6 Engine Cooling Parts?

Advance Auto Parts keeps returns simple. For new Pontiac G6 Engine Cooling Parts and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.