1979 GMC K2500 Air Conditioning Parts

Essential 1979 GMC K2500 Air Conditioning Parts

Dorman – 2-Wire A/C Low Pressure Switch (Part No.85148)

2-Wire A/C Low Pressure Switch

from

$32.49
This HVAC switch 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 switch 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
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Flowtech – A/C Bracket (Part No.10042FLT)

A/C Bracket

from

$38.99


Product Features:
  • Chrome Plated
  • Show Quality
  • For Custom Installations
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Factory Air – Cap & Valve A/C System Seal Kit (Part No.26777)

Cap & Valve A/C System Seal Kit

from

$16.99
High quality OE replacement part with all components needed to complete the job

Product Features:
  • All the seals needed to complete the job
  • Compatible with both R12 and R134a refrigerants
  • SUV and rear air applications
  • Application specific
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Factory Air – O-Ring & Gasket A/C System Seal Kit (Part No.26743)

O-Ring & Gasket A/C System Seal Kit

from

$11.49
High quality OE replacement part with all components needed to complete the job

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

$11.99
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
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Factory Air – Harness Connector (Part No.37215)

Harness Connector

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$15.79
OE style connectors; Molded plastic construction; Quality contacts ensure proper conductivity; Universal applications
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National – Bearings (Part No.S-128)

Bearings

from

$11.29
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
  • Available in both caged design and full complement
  • Industry leading coverage
  • Professional technicians know they can depend on National
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Factory Air – Sealing Washer Kit (Part No.24338)

Sealing Washer Kit

from

$5.29
Includes O-Ring; Compatible with R12 And R134A; High quality construction; Universal applications
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ACDelco – A/C Orifice Tube (Part No.R1027360480ACD)

A/C Orifice Tube

from

$11.28
A/C Orifice Tube

Factory Air – Green Round O-Ring (Part No.24650)

Green Round O-Ring

from

$1.99
Made from HNBR material; Compatible with R12 And R134A; High quality construction; Universal applications
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Carquest Standard – Reman GM R4 Heavy Compressor w/ Clutch (Part No.DW57229)

Reman GM R4 Heavy Compressor w/ Clutch

from

$239.99
Carquest Standard compressors offer reliable, long-lasting performance for a leak-free, dependable repair.

Product Features:
  • Built in a TS16949 certified manufacturing environment to ensure consistent quality that meets or exceeds OE specifications for fit, form, function and durability
  • All remanufactured compressors are built using the latest compressor technology available today and using strict remanufacturing processes
  • All units have new seals, O-rings, gaskets and clutch bearings
  • Tested for noise, vibration, durability, vacuum decay and pressure decay to ensure no leaks and longer life
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Santech – A/C Hose (Part No.R1020578433SII)

A/C Hose

from

$89.70
A/C Hose

Factory Air – Compressor Mounted Low Cut-Out Pressure Switch (Part No.35973)

Compressor Mounted Low Cut-Out Pressure Switch

from

$31.49
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
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National – Bearings (Part No.SCE-108)

Bearings

from

$6.99
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
  • Available in both caged design and full complement
  • Industry leading coverage
  • Professional technicians know they can depend on National
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ACDelco – GM Original Equipment Air Conditioning Accumulators/Drier (Part No.R1040401335ACD)

GM Original Equipment Air Conditioning Accumulators/Drier

from

$48.05
ACDelco GM Original Equipment A/C Accumulators are used in A/C systems with an orifice tube metering device. The accumulator is located between the evaporator and the compressor, and serves to capture and store excess liquid refrigerant. This prevents liq

Product Features:
  • Removes harmful moisture from the A/C refrigerant system
  • GM-recommended replacement part for your GM vehicle’s original factory component
  • Offering the quality, reliability, and durability of GM OE
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KAI – A/C Condenser (Part No.CND36422)

A/C Condenser

from

$84.99
New Platinum Pro A/C Condenser, With Orifice

Product Features:
  • With Orifice, Made Of 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
  • Check Out The Large Selection Of Parts Available For Your Vehicle
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ACDelco – A/C Pressure Switch (Part No.R1054301159ACD)

A/C Pressure Switch

from

$35.03
A/C Pressure Switch

Factory Air – Compressor Mounted Low Cut-Out Pressure Switch (Part No.35756)

Compressor Mounted Low Cut-Out Pressure Switch

from

$34.49
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
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Carquest – A/C Auto Temperature Control Relay (Part No.R3093)

A/C Auto Temperature Control Relay

from

$18.05
Product Features:
  • Our units are all pre-aligned & pre-adjusted to save installation time and ensure proper switching.
  • A lubricated felt pad that lubricates the cam lobes on the vehicles distributor. This reduces wear on the point set rubbing block, extending the usable life of the part.
  • Ventilated where available, tungsten contacts, which run cooler and exhibit less erosion.
  • The copper-alloy shunt provides superior resistance to breakage, due to the flexing of the moving arm on the point set. It also significantly increases current conductivity over typical steel, shunts.
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Carquest – A/C Auto Temperature Control Relay (Part No.R3012)

A/C Auto Temperature Control Relay

from

$26.05
BWD is an aftermarket leader, providing a premium line of engine management products. BWD manufactures and distributes high technology critical components for late model domestic and import vehicles. BWD is constantly evolving to give customers the competitive edge they need to compete in today’s ever-changing marketplace.

Product Features:
  • Our trailer connectors and accessories feature a robust design for installation confidence in every box
  • High grade materials ensure precision performance
  • All parts are manufactured to stringent quality requirements. Our plants are TS16949 and ISO9001 certified which ensures that every part is the right part for the right vehicle.
  • BWD is a global manufacturer of original equipment ignition products, complete quality control is maintained through the manufacturing process from componentry to finished product
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GM Genuine Parts – Air Conditioning Refrigerant Pressure Switch (Part No.15-50812)

Air Conditioning Refrigerant Pressure Switch

from

$59.99
GM Genuine Parts HVAC Pressure Switches are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These HVAC pressure switches are a system protective switch that cuts off power to A/C components if the pressure in the system is too low. 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:
  • Protective switch that discontinues power to A/C components when system pressures are too low
  • Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
  • GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
  • Original equipment parts are designed to work with your GM vehicle safety systems — aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
  • GM regularly updates production and service part designs to integrate new materials and technologies
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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
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Factory Air – System Mounted Cycling Pressure Switch (Part No.36675)

System Mounted Cycling Pressure Switch

from

$25.99
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
  • Vehicle specific applications
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Carquest Premium – A/C Clutch Cycle Switch (Part No.ACA1531)

A/C Clutch Cycle Switch

from

$16.79
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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Factory Air – New GM Frigidaire/Harrison R4 Radial Clutch Assembly w/ Coil (Part No.47622)

New GM Frigidaire/Harrison R4 Radial Clutch Assembly w/ Coil

from

$134.99
High quality OE replacement part with all components needed to complete the job

Product Features:
  • All mounting hardware included
  • Every coil tested for proper ohms
  • Vehicle specific applications
  • Coated to prevent corrosion
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Factory Air – New GM Harrison DA6-HR6-HD6-HT6+HE6 Clutch Assembly w/ Coil (Part No.47667)

New GM Harrison DA6-HR6-HD6-HT6+HE6 Clutch Assembly w/ Coil

from

$182.99
High quality OE replacement part with all components needed to complete the job

Product Features:
  • All mounting hardware included
  • Every coil tested for proper ohms
  • Vehicle specific applications
  • Coated to prevent corrosion
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Factory Air – Evaporator Core Repair Kit w/ White Orifice Tube (Part No.16152)

Evaporator Core Repair Kit w/ White Orifice Tube

from

$18.29
Optimized refrigerant flow; Core design meets or exceeds OE performance And efficiency; Application specific design for GM vehicles; Replaces damaged evaporator inlet tube
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Factory Air – Evaporator Core Repair Kit w/o Orifice Tube (Part No.16149)

Evaporator Core Repair Kit w/o Orifice Tube

from

$21.99
Optimized refrigerant flow; Core design meets or exceeds OE performance And efficiency; Application specific design for GM And Ford vehicles; Replaces damaged evaporator inlet tube
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1979 GMC K2500 Air Conditioning Parts

Maybe you’re in the middle of a full rebuild of that 1979 GMC K2500. Maybe you just need a couple of Air Conditioning Parts. Either way, Advance Auto Parts has 54 different Air Conditioning Parts in our inventory ranging from $1.99 to $478.99. That means you can find the exact parts or products you need to keep that 1979 GMC K2500 running smoothly.

Air Conditioning Parts are only as good as their brand. We stock 8 different brands to make sure you have plenty of trusted parts to choose from for your 1979 GMC K2500. Carquest Premium, Factory Air, and Carquest 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 Air Conditioning Parts for your 1979 GMC K2500, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 1,140 reviews in this category, some of the top rated parts include Cap & Valve A/C System Seal Kit with 4.2 stars and Ball Bearing with 2.3 stars.

So if you’re in the market for aftermarket Air Conditioning Parts to keep your 1979 GMC K2500 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!

Air Conditioning Parts Brands To Make Your 1979 GMC K2500 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1979 GMC K2500 demands trusted brand parts and products to keep it running. Many trusted brands of Air Conditioning Parts make up Advance Auto Parts’ inventory, and all are ready to help make your K2500 the best it can be. Be sure to browse some of our top Air Conditioning Parts brands and parts.

Popular Factory Air Air Conditioning Parts

We carry Factory Air parts in our stock across AC Compressor Pressure Switches and AC Clutch Cycle Switches categories, plus more. For a 1979 GMC K2500, our most popular Factory Air Air Conditioning Parts include:
Compressor Mounted Low Cut-Out Pressure Switch
from $34.49
(3)
Compressor Mounted Low Cut-Out Pressure Switch
AC Compressor Pressure Switches
System Mounted Cycling Pressure Switch
from $24.79
(3)
System Mounted Cycling Pressure Switch
AC Clutch Cycle Switches
System Mounted Cycling Pressure Switch
from $15.79
(3)
System Mounted Cycling Pressure Switch
AC Clutch Cycle Switches

FAQs for 1979 GMC K2500 Air Conditioning Parts

What are the most purchased Air Conditioning Parts for the 1979 GMC K2500?

Out of 54 Air Conditioning Parts for the 1979 GMC K2500, the most popular in our inventory are:
A/C New; w/ Clutch; w/ R4 Lightweight Compressor
from $261.99
(10)
A/C New; w/ Clutch; w/ R4 Lightweight Compressor
AC Compressor Without Clutch
Compressor Mounted High Cut-Out Pressure Switch
from $36.99
(10)
Compressor Mounted High Cut-Out Pressure Switch
AC High Pressure Side Switches
O-Ring & Gasket A/C System Seal Kit
from $6.79
(3)
O-Ring & Gasket A/C System Seal Kit
AC O-Ring and Gasket Kits

What are the top-rated 1979 GMC K2500 Air Conditioning Parts?

Top-rated Air Conditioning Parts for your 1979 GMC K2500 based on customer reviews/ratings are:
Cap & Valve A/C System Seal Kit
from $16.99
(6)
Cap & Valve A/C System Seal Kit
“Good product and price.”
Ball Bearing
from $20.79
(4)
Ball Bearing
“Great replacement bearing”
Reman GM R4 Heavy Compressor w/ Clutch
from $195.99
(4)
Reman GM R4 Heavy Compressor w/ Clutch
“Very good compressor for the money!”