GMC K25 Cooling and Climate Controls

Essential GMC K25 Cooling and Climate Controls

Factory Air – Compressor Mounted High Cut-Out Pressure Switch (Part No.35974)

Compressor Mounted High Cut-Out Pressure Switch

from

$36.99
High quality OE replacement part with all components needed to complete the job

Product Features:
  • Contains gaskets, O-rings, or seals to properly replace the product
  • Color coded for easy identification
  • Zinc coated to resist corrosion
  • Improved 2 terminal design replacing older 1 terminal switch
See More

Factory Air – O-Ring & Gasket A/C System Seal Kit (Part No.26739)

O-Ring & Gasket A/C System Seal Kit

from

$7.29
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 Factory Air.

Product Features:
  • All the seals needed to complete the job
  • Compatible with both R12 and R134a refrigerants
  • Application specific
  • SUV and rear air applications
  • All the seals needed to complete the job
  • Compatible with both R12 and R134a refrigerants
  • Application specific
  • SUV and rear air applications
See More

Motorad – Thermostat Kit: Includes Housing, Thermostat and Gasket, 195 Degrees (Part No.4899KT)

Thermostat Kit: Includes Housing, Thermostat and Gasket, 195 Degrees

from

$17.99
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
See More

Dorman – Electrical Harness – 2-Wire GM A/C Clutch with Diode (Part No.85143)

Electrical Harness - 2-Wire GM A/C Clutch with Diode

from

$12.49
This HVAC clutch coil connector is designed to match the appearance and function of the original hardware on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this HVAC clutch coil connector matches the appearance and function of the factory hardware on specified applications
  • Ideal solution – this connector is a reliable replacement for an original part that is missing or 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

Carquest Premium – Engine Water Pump: New, Gasket/Seals Included (Part No.T2124)

Engine Water Pump: New, Gasket/Seals Included

from

$71.99
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
See More

National – Multi-Purpose Bearing (Part No.907257)

Multi-Purpose Bearing

from

$48.99
Product Features:
  • BUILT TO LAST: Advanced heat treatment process for strength
  • PREMIUM MATERIALS: Precision manufactured using premium-grade steel for lasting performance and extended bearing life
  • RELIABLE PERFORMANCE: Element size and quantity are engineered to meet or exceed the load rating of OE bearings
  • COMPREHENSIVE COVERAGE: Industry-leading coverage for domestic and import applications
  • RIGOROUS TESTING: Comprehensive testing throughout design and development processes by National engineers for quality you can count on
See More

Carquest Premium – Engine Coolant Temperature Switch (Part No.WTA1105)

Engine Coolant Temperature Switch

from

$19.99
Carquest Premium Vehicle Solutions provides high-quality solutions for a wide range of applications. The Engine Coolant Temperature Sensor/Switch accurately monitors the engine’s temperature, enabling timely adjustments to the cooling system and preventing overheating, which enhances engine performance and longevity. Engineered for maximum performance and durability, our products are built to excel in even the most demanding conditions, ensuring reliable operation and long-lasting value.

Product Features:
  • Durable Construction: Designed with high-quality materials to withstand harsh environmental conditions, ensuring long-lasting performance in extreme temperatures, vibrations, and moisture exposure.
  • Precision Engineering: Accurate sensing and switching capabilities provide reliable performance, reducing the risk of malfunctions and improving vehicle safety and efficiency.
  • Easy Installation & Maintenance: Designed for quick installation and minimal upkeep, reducing downtime and repair costs for both manufacturers and consumers.
  • Fit/Form/Function: Each vehicle electronic component is engineered to meet or surpass OEM standards, ensuring precise fit, optimal functionality, and reliable performance.
See More

Carquest Premium – A/C Accumulator Tube (Part No.T34209)

A/C Accumulator Tube

from

$19.49
Carquest Accumulators and Receiver Driers are designed to store, filter and dry the air conditioning refrigerant to provide proper performance and durability for the air conditioning system. They are manufactured to meet or exceed original equipment specifications.

Product Features:
  • All parts meet or exceed original equipment standards for moisture absorption, pressure and temperature resistance, air tightness, vibration resistance, corrosiveness, and pulse pressure.
  • Desiccant is 100% tested and assembled in a controlled environment to ensure performance meets or exceeds original equipment standards.
  • All accumulators and receiver driers are helium leak tested prior to packaging.
  • O-Rings necessary for installation are included.
See More

Mr. Gasket – Chrome Plated Pulley Set (Part No.4963)

Chrome Plated Pulley Set

from

$243.99
New chromed steel pulleys are a replacement for originals and are designed as matched sets to assure correct alignment of the drive belts. They are highly polished then chrome plated. Crankshaft Pulley = 7.30 inch diameter Water Pump Pulley = 6.30 inch diameter

Product Features:
  • Chrome plated steel
  • Designed as matched assemblies
See More

Carquest Premium – A/C Harness Connector (Part No.T37201)

A/C Harness Connector

from

$20.79
Carquest A/C Accessories provide a comprehensive offering of premium quality fittings and tools to service all aspects of an a/c service from the most simple fitting replacement to complex diagnostics required for late model applications.
See More

Felpro – Engine Water Pump Gasket Kit (Part No.ES 73030)

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
See More

Factory Air – Thermal Limiter Fuse Switch (Part No.35759)

Thermal Limiter Fuse Switch

from

$4.29
High quality OE replacement part with all components needed to complete the job

Product Features:
  • Quality connectors ensure proper conductivity
  • Zinc coated to resist corrosion
  • Plastic injected molded case
  • One way fit connection
See More

Carquest Premium – Multi-Use Connector (Part No.PTA1269)

Multi-Use Connector

from

$5.29
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • WVE electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More

Felpro – Engine Coolant Outlet Gasket (Part No.35062)

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

Dorman – Help – Drain Cock-Brass-Screw In Style-1/8 In. NPT (Part No.61103)

Drain Cock-Brass-Screw In Style-1/8 In. NPT

from

$11.99
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
See More

Carquest Premium – Heavy Duty Fan Clutch – Thermal 7" Standard Rotation (Part No.215046)

Heavy Duty Fan Clutch - Thermal 7" Standard Rotation

from

$86.99
Product Features:
  • Designed, tested, and built by application
  • OE performance, fit, and appearance
  • Precision machined
  • Out of box installation
See More

Mr. Gasket – Water Outlet Gasket (Part No.740C)

Water Outlet Gasket

from

$9.99
This is a high quality gasket that will seal that leaking water neck, and provide you with years of service. This gasket works well in all applications.

Product Features:
  • 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 Chrysler 3.9L/5.2L/5.9L Magnum 1992-’03
See More

GM Genuine Parts – Air Conditioning Compressor and Clutch Assembly (Part No.15-20206)

Air Conditioning Compressor and Clutch Assembly

from

$257.99
GM Genuine Parts A/C Compressors are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These compressors pump refrigerant through the system. The compressor is typically engine driven via the accessory belt, and a clutch on the compressor is used to engage and disengage the compressor. Hybrid vehicles are typically equipped with an electric motor driven compressor. The compressor is lubricated by refrigerant oil. 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:
  • Visual and leak-tested to help ensure the component’s quality and durability
  • The oil separator is part of the compressor and removes oil from the refrigerant to help keep system efficiency
  • GM meets an aggressive engineering requirement for compressor clutch durability and corrosion resistance. Together, these help ensure long-term quality and durability
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • GM regularly updates production and service part designs to integrate new materials and technologies
See More

Carquest Premium – HVAC Vacuum Closed Non-Bypass Heater Valve (Part No.T74612)

HVAC Vacuum Closed Non-Bypass Heater Valve

from

$19.99
Carquest Heater Control Valves are application specific and tested to ensure proper fit and function to maintain your vehicle’s heater is functioning to OEM standards.
See More

Carquest Premium – A/C Accumulator Tank (Part No.T33204)

A/C Accumulator Tank

from

$34.49
Carquest Accumulators and Receiver Driers are designed to store, filter and dry the air conditioning refrigerant to provide proper performance and durability for the air conditioning system. They are manufactured to meet or exceed original equipment specifications.

Product Features:
  • All parts meet or exceed original equipment standards for moisture absorption, pressure and temperature resistance, air tightness, vibration resistance, corrosiveness, and pulse pressure.
  • Desiccant is 100% tested and assembled in a controlled environment to ensure performance meets or exceeds original equipment standards.
  • All accumulators and receiver driers are helium leak tested prior to packaging.
  • O-Rings necessary for installation are included.
See More

Carquest Premium – HVAC Blower Control Switch (Part No.BLA1022)

HVAC Blower Control Switch

from

$55.99
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.
See More

Carquest Premium – A/C White Orifice Tube (10 pkg) (Part No.T623)

A/C White Orifice Tube (10 pkg)

from

$29.49
Carquest Orifice Tubes are designed to regulate the flow of refrigerant through the air conditioning system to provide optimal cooling to the passenger compartment. Each orifice tube 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:
  • Each orifice tube 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.
See More

Carquest Premium – AC Pressure Switch (Part No.ACA1251)

AC Pressure Switch

from

$36.49
The Premium CarQuest Vehicle Solutions line of vehicle electronics are designed for OE form, fit and function for both import and domestic vehicles. The A/C Pressure Switch monitors system pressures, aiding in proper and efficient control of the compressor, fans and system levels. An improperly functioning A/C Pressure Switch will provide erratic or inaccurate actuation and operation, severely affecting system performance and function. Without reliable and accurate actuation from a properly functioning A/C Pressure Switch, critical components and the system as a whole are left unregulated and unprotected which can lead to excessive wear and tear on critical components and costly system damage.

Product Features:
  • Designed and manufactured with high quality materials, industry leading electronic components and strict quality controls. Engineered to meet or exceed OE performance and to meet the uncompromising demands of service professionals.
  • Direct fit replacement matches proper OE fit, form, and function and ensures trouble free installation of your A/C Pressure Switch.
  • All units are tested using advanced end-of-line equipment that pressurize the A/C Pressure Switch, confirm proper calibration and functionality, and check for leaks to ensure each A/C Pressure Switch meets manufacturing specifications before packaging.
See More

Carquest Premium – Heater Core (Part No.399077)

Heater Core

from

$62.99
Carquest Premium offers a complete line of automotive heater cores covering 94% of all North American vehicle applications. Carquest Premium provides value in several ways, including increased thermal performance and resistance to corrosion using enhanced design features, such as the latest fin and tube technology and design standardization for maximum availability. Carquest Premium offers certified heater cores that meet or exceed OE specifications and are all fitment checked in the actual vehicle’s HVAC heater module and are, thus, ready to be installed right out of the box for a “Drop-In Fit”. Carquest Premium heater cores are engineered and manufactured under ISO TS16949 quality systems and are 100% leak tested.

Product Features:
  • All heater cores are designed and tested to match or exceed OE specifications for form, fit and performance with a clear focus on obtaining the highest heat transfer performance possible through use of quality materials and manufacturing processes to ensu
  • Carquest Premium heater cores are engineered and manufactured under ISO TS16949 quality systems and are 100% leak tested.
  • Provides value in several ways, including increased thermal performance and resistance to corrosion using enhanced design features, such as the latest fin and tube technology and design standardization for maximum availability.
  • Carquest Premium offers a complete line of automotive heater cores covering 94% of all North American vehicle applications.
  • Our advanced engineering methods coupled with our innovative manufacturing technology provides products to the aftermarket that meet or exceed form, fit, and function of OEM Parts
See More

Flowtech – A/C Bracket (Part No.10042FLT)

A/C Bracket

from

$49.99


Product Features:
  • Chrome Plated
  • Show Quality
  • For Custom Installations
See More

Helping You Find the Right Cooling and Climate Controls for Your GMC K25

You love your K25. So we’ve made it easier than ever to help you find GMC K25 Cooling and Climate Controls in our online catalog. Our inventory holds 153 aftermarket and OEM Cooling and Climate Controls for your GMC K25, ranging from $1.99 to $502.99.

We offer parts from 19 brands trusted to make quality Cooling and Climate Controls for your GMC K25. Before you buy, take some time to read through customer reviews. We currently have 22,342 reviews of GMC K25 Cooling and Climate Controls from previous customers. Some of the top rated parts include A/C White Orifice Tube with 4.7 stars and A/C Severe Temp Automatic Adjusting Orifice Tube with 4.7 stars.

Find your K25 Cooling and Climate Controls here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your GMC K25 part to confirm it’s just right? You can find your nearest Advance Auto Parts store and confirm they have the part in stock before heading over.

Top Cooling and Climate Controls Brands for Your GMC K25

Our inventory holds Cooling and Climate Controls for your GMC K25 from 19 trusted brands. You’ll find OEM and aftermarket parts from brands like Carquest Premium, FELPRO, and Motorad UltraStats, all of which can keep that GMC happy.
We have Dorman – Help parts available for your GMC K25 in categories like Engine Cooling Parts. Some of the top-rated Dorman – Help parts in these categories are:
Drain Cock-Brass-Screw In Style-1/8 In. NPT
from $11.99
(1)
Drain Cock-Brass-Screw In Style-1/8 In. NPT
Radiator Drain Plugs

Top-Rated Carquest Premium Cooling and Climate Controls

Leading Carquest Premium Cooling and Climate Controls

We carry Carquest Premium brand parts for your GMC K25 across several catalog categories, including Engine Cooling Parts. Some of our most reviewed Carquest Premium parts include:
Radiator Cap: 16 PSI
from $10.99
(260)
Radiator Cap: 16 PSI
Radiator Caps
Standard Thermostat: 195 Degrees
from $10.79
(107)
Standard Thermostat: 195 Degrees
Thermostats
Radiator Cap: 16 PSI
from $10.99
(103)
Radiator Cap: 16 PSI
Radiator Caps

FAQs for GMC K25 Cooling and Climate Controls

What are the most purchased Cooling and Climate Controls for the GMC K25?

Out of 153 Cooling and Climate Controls for the GMC K25, the most popular in our inventory are:
Engine Water Pump Gasket
from $3.99
(68)
Engine Water Pump Gasket
Water Pump Gaskets
Engine Coolant Outlet Gasket
from $4.99
(100)
Engine Coolant Outlet Gasket
Thermostat Housing Gaskets
Standard Thermostat: 180 Degrees
from $10.99
(36)
Standard Thermostat: 180 Degrees
Thermostats

What are the top-rated GMC K25 Cooling and Climate Controls?

Top-rated Cooling and Climate Controls for your GMC K25 based on customer reviews/ratings are:
A/C White Orifice Tube
from $3.29
(97)
A/C White Orifice Tube
“good product.”
A/C Severe Temp Automatic Adjusting Orifice Tube
from $19.99
(97)
A/C Severe Temp Automatic Adjusting Orifice Tube
“Good item”
Radiator Cap: 16 PSI
from $16.79
(91)
Radiator Cap: 16 PSI
“Easy”