1966 GMC I2500 Cooling and Climate Controls

Essential 1966 GMC I2500 Cooling and Climate Controls

Carquest Premium – Standard Thermostat: 160 Degrees (Part No.13356)

Standard Thermostat: 160 Degrees

from

$9.99
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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Carquest Premium – Standard Thermostat: 195 Degrees (Part No.13359)

Standard Thermostat: 195 Degrees

from

$9.99
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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Mr. Gasket – Water Outlet Gasket (Part No.740)

Water Outlet Gasket

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$5.99
Manufactured from a blend of nitrile rubber and fiber for excellent sealing and durability. Precision die cut for application.

Product Features:
  • This gasket is bulk packaged
  • Made from Cellulose/Nitrile Composition
  • Provides Excellent Sealing and Durability
  • These Gaskets are Die Cut for a Precision Fit
  • Fits Small Block Chevy V8 Engines 1955-’90
  • Fits Big Block Chevy V8 Engines 1965-’90
  • Fits Small Block Chrysler 318/360 1979-’92
  • Fits Small Block Chysler 3.9L/5.2L/5.9L Magnum 1992-’03
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Felpro – WATER OUTLET GASKET (Part No.35562 T)

WATER OUTLET 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:
  • Problem-solving gaskets featuring advanced sealing technologies designed specifically for the repair environment
  • PermaDryPlus water outlet gaskets utilize rigid carrier construction and silicone sealing beads to ensure a long-lasting seal, including those with warped housing flanges
  • Validated for fit, form, and function
  • Quality that you can trust
  • Each Fel-Pro gasket, no matter how small, is engineered to exacting standards with proprietary design, engineering and manufacturing processes
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National – Bearings (Part No.907257)

Bearings

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$48.99
National Oil Seals & Bearings offer a full line of premium oil seals and bearings.

Product Features:
  • Premium bearing design matches OEM specifications
  • Precision manufactured using premium-grade steel for outstanding durability and performance
  • Controlled heat treating process for lasting performance and extended bearing life
  • Industry leading coverage
  • Professional technicians know they can depend on National
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Driveworks – Ball Bearing (Part No.S-907257)

Ball Bearing

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$22.29
Value-priced bearing meets all cataloged application requirements.

Product Features:
  • Brand may vary by location
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Carquest Premium – Radiator Cap Tester Adapter (Part No.12552)

Radiator Cap Tester Adapter

from

$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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Felpro – Engine Water Pump Gasket (Part No.13243)

Engine Water Pump Gasket

from

$1.99
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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Imperial – Electric Fan 16" Diameter (Part No.226116)

Electric Fan 16" Diameter

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$92.99
Electric fan with 16″ diameter. Imperial electric fans are reversible for push or pull operation and are designed with a thin, aerodynamic profile for applications with limited space.

Product Features:
  • Rapid-Cool® Thin-Line electric fans
  • 16″ diameter
  • 1,400 CFM
  • Use as a pusher or puller fan
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Imperial – Electric Fan – 14" Diameter (Part No.226114)

Electric Fan - 14" Diameter

from

$99.99
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.
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Carquest Premium – Temperature Sender With Gauge (Part No.WTC1045)

Temperature Sender With Gauge

from

$15.99
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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ACDelco – Engine Coolant Temperature Sensor (Part No.G1852)

Engine Coolant Temperature Sensor

from

$35.99
ACDelco Professional Engine Coolant Temperature Sender 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 sender 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
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Imperial – Electric Fan – 12" Diameter (Part No.226112)

Electric Fan - 12" Diameter

from

$94.99
Electric fan with 12″ diameter. Imperial electric fans are reversible for push or pull operation and are designed with a thin, aerodynamic profile for applications with limited space.

Product Features:
  • Rapid-Cool® Thin-Line electric fans
  • 12″ Diameter
  • 800 CFM
  • Use as a pusher or puller fan
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Carquest Premium – A/C TXV O-Ring Expansion Valve (Part No.T38683)

A/C TXV O-Ring Expansion Valve

from

$21.99
Carquest Expansion Valves are designed to regulate the flow of refrigerant through the air conditioning system to provide optimal cooling to the passenger compartment. Each expansion valve is manufactured to original equipment specifications to perform its function even in the harshest climates. Each part is supplied with the necessary gaskets and o-rings for installation.

Product Features:
  • The bodies of these expansion valves are machined from a single block of aluminum or brass metal.
  • Each expansion valve has settings for tonnage and superheat based on the vehicle specifications.
  • Each expansion valve is tested for function and leakage according to OEM specifications to ensure optimal performance of the air conditioning system.
  • O-Rings necessary for installation are included.
  • O-Rings necessary for installation are included.
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Felpro – Engine Coolant Outlet Gasket (Part No.35062)

Engine Coolant Outlet Gasket

from

$3.99
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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Felpro – Engine Coolant Thermostat Housing Gasket (Part No.13224)

Engine Coolant Thermostat Housing Gasket

from

$1.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered and manufactured specifically for the repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Dorman – Coolant Housing/Water Outlet: With Housing and Gasket, 180 Degree Neck Angle (Part No.902-2018)

Coolant Housing/Water Outlet: With Housing and Gasket, 180 Degree Neck Angle

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$21.99
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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Imperial – Thermostatic Fan Control – Adjustable (Part No.226208)

Thermostatic Fan Control - Adjustable

from

$62.99
Controls the operating temperature of Imperial electric fans. Operates up to 2 fans.

Product Features:
  • Adjustable thermostatic fan control
  • 160°F – 210°F thread-in probe
  • For use with Imperial electric fans
  • Thread-in probe for installation in water jacket or radiator
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Imperial – Thermostatic Fan Control – Preset (Part No.226206)

Thermostatic Fan Control - Preset

from

$38.49
Controls the operating temperature of Imperial electric fans. Operates up to 2 fans.

Product Features:
  • Preset thermostatic fan control
  • 185°F preset
  • For use with Imperial electric fans
  • Probe installs into radiator fins
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Imperial – Adjustable Thermostatic Fan Control (Part No.226203)

Adjustable Thermostatic Fan Control

from

$22.99
Adjustable Thermostatic Fan Control; Economy Model; 32-248°F. Controls the operating temperature of Imperial electric fans

Product Features:
  • Economy adjustable thermostatic fan control
  • Economy Model; 32-248°F
  • For use with Imperial electric fans
  • Probe installs into radiator fins
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Mr. Gasket – Thermocap Radiator Cap (Part No.2470B)

Thermocap Radiator Cap

from

$47.19
The fastest, easiest way to know exactly when it’s safe to open your radiator cap. ThermoCap, with its built-in calibrated thermometer, indicates the coolant temperature.

Product Features:
  • Indicates coolant temperature
  • Helps prevent coolant injuries
  • Fahrenheit and centigrade readings
  • Color-coded temperature ranges
  • Integrated coolant reclamation valve
  • Improves under-hood appearance
  • Chromed crown with a colored trim ring
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Carquest Premium – Radiator Cap: 13 PSI (Part No.10229)

Radiator Cap: 13 PSI

from

$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 Premium – Radiator Cap: 13 PSI (Part No.10329)

Radiator Cap: 13 PSI

from

$10.49
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:
  • Safety lever to vent coolant pressure before removal
  • 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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Mr. Gasket – Thermocap Radiator Cap (Part No.2471B)

Thermocap Radiator Cap

from

$46.99
The fastest, easiest way to know exactly when it’s safe to open your radiator cap. ThermoCap, with its built-in calibrated thermometer, indicates the coolant temperature.

Product Features:
  • Indicates coolant temperature
  • Helps prevent coolant injuries
  • Fahrenheit and centigrade readings
  • Color-coded temperature ranges
  • Integrated coolant reclamation valve
  • Improves under-hood appearance
  • Chromed crown with a colored trim ring
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Carquest Premium – Engine Water Pump: New, Gasket/Seals Included (Part No.T2070)

Engine Water Pump: New, Gasket/Seals Included

from

$41.99
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
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Carquest Premium – Engine Water Pump: New, Gasket/Seals Included (Part No.T2071)

Engine Water Pump: New, Gasket/Seals Included

from

$121.99
Carquest Premium water pumps are 100% new, high-quality parts that meet or exceed original equipment (O.E.) specifications. All components, including the housing, hub, bearings, gaskets and seals are designed for long-lasting service life. These water pumps are supplied with the gaskets or seals necessary for installation. Our Carquest Premium water pumps undergo stringent testing to ensure superior performance that we stand behind with an industry-leading warranty.

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
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1966 GMC I2500 Cooling and Climate Controls

You count on your 1966 GMC I2500 to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Cooling and Climate Controls. With 34 Cooling and Climate Controls ranging in price from $1.49 to $121.99, you’re sure to find everything you need for your 1966 GMC I2500.

Brands matter. If you want to shop a specific Cooling and Climate Controls brand, we stock 11 different brands like Carquest Premium, Felpro, and Motorad UltraStats. 1966 GMC I2500 Cooling and Climate Controls start as low as $1.49!

One of the best ways to find top quality OEM or aftermarket Cooling and Climate Controls is by asking professionals. Short of that, you can shop with confidence thanks to our 538 extensive product reviews on 1966 GMC I2500 Cooling and Climate Controls. Some of the top-rated Cooling and Climate Controls products we carry are Electric Fan – 12" Diameter with 3.5 stars and Adjustable Thermostatic Fan Control with 4.8 stars.

Did we mention you can order your Cooling and Climate Controls from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Cooling and Climate Controls inventory for your 1966 GMC I2500 below to get started!

Top-Rated Cooling and Climate Controls Brands For Your 1966 GMC I2500

Trusted Cooling and Climate Controls OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 1966 GMC I2500 running right for years to come. In our inventory you’ll find brands like Carquest Premium, Felpro, Motorad UltraStats, and even more.

Popular Felpro Cooling and Climate Controls

You’ll find popular Felpro brand products across Engine Cooling Parts. All are waiting to get your 1966 GMC I2500 back on the road. Some of the top-rated Felpro products in these categories are:
Engine Coolant Thermostat Housing Gasket
from $1.99
(1)
Engine Coolant Thermostat Housing Gasket
Thermostat Housing Gaskets
Engine Coolant Outlet Gasket
from $3.99
(100)
Engine Coolant Outlet Gasket
Thermostat Housing Gaskets
WATER OUTLET GASKET
from $19.99
(14)
WATER OUTLET GASKET
Thermostat and Water Outlet Gaskets

Top-Rated Carquest Premium Cooling and Climate Controls


If Carquest Premium are what you’re looking for, our inventory holds plenty. We stock Carquest Premium brand Cooling and Climate Controls for your 1966 GMC I2500, and some of our most reviewed Carquest Premium parts include:
Standard Thermostat: 195 Degrees
from $9.99
(107)
Standard Thermostat: 195 Degrees
Thermostats
Radiator Cap: 13 PSI
from $9.79
(51)
Radiator Cap: 13 PSI
Radiator Caps
Radiator Cap: 13 PSI
from $10.49
(48)
Radiator Cap: 13 PSI
Radiator Caps

FAQs for 1966 GMC I2500 Cooling and Climate Controls

What are the most purchased Cooling and Climate Controls for the 1966 GMC I2500?

Out of 34 Cooling and Climate Controls for the 1966 GMC I2500, the most popular in our inventory are:
Standard Thermostat: 180 Degrees
from $9.99
(36)
Standard Thermostat: 180 Degrees
Thermostats
Thermostat: 195 Degrees
from $18.29
This product is not rated
Thermostat: 195 Degrees
Thermostats
Thermostat: 180 Degrees
from $14.29
(2)
Thermostat: 180 Degrees
Thermostats

What are the top-rated 1966 GMC I2500 Cooling and Climate Controls?

Top-rated Cooling and Climate Controls for your 1966 GMC I2500 based on customer reviews/ratings are:
Electric Fan - 12" Diameter
from $94.99
(38)
Electric Fan – 12" Diameter
“good”
Adjustable Thermostatic Fan Control
from $22.99
(35)
Adjustable Thermostatic Fan Control
“Advance kicks butt”
Adjustable Thermostatic Fan Control
from $55.99
(33)
Adjustable Thermostatic Fan Control
“If you read the instructions it’s pretty self explanatory.”