1991 GMC K2500 Air Conditioning Parts

Essential 1991 GMC K2500 Air Conditioning Parts

Carquest – Multi Purpose Relay (Part No.83A1001)

Multi Purpose Relay

from

$18.79
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:
  • High-quality products that meet OE appearance and performance to
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Factory Air – Harness Connector (Part No.37201)

Harness Connector

from

$17.49
OE style connectors; Molded plastic construction; Quality contacts ensure proper conductivity; Universal applications
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Carquest Premium – Multi Purpose Relay (Part No.RAA1234)

Multi Purpose Relay

from

$19.99
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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ACDelco – A/C Idler Pulley (Part No.R1081602139ACD)

A/C Idler Pulley

from

$215.13
A/C Idler Pulley

Carquest Premium – Multi Purpose Relay (Part No.RAA1267)

Multi Purpose Relay

from

$25.99
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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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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Carquest Premium – A/C Compressor and Component Kit (Part No.1578K)

A/C Compressor and Component Kit

from

$357.99
Save time on installation with everything you need in one box for an air conditioning replacement. The Carquest Premium A/C Compressor and Component Kit includes the necessary compressor, accumulator/receiver drier, and orifice tube/expansion valve, along with the necessary O-rings, gaskets, and oil. The parts are manufactured with strict quality standards from Gilmore, a climate control partner to Advance Auto Parts for over 25 years.

Product Features:
  • Each new compressor design undergoes rigorous life cycle testing at high RPMs and pressures to ensure that they can withstand years in the harshest conditions.
  • New compressors are designed with utmost precision using 3D coordinate measuring machines to ensure a perfect fit.
  • The production process contains automated controls at every stage that alerts and halts production in case of an error, assuring that the finished product will always be flawless.
  • All new compressors must pass a helium leak test and pump up function test prior to packaging.
  • Accumulators and receiver driers 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 are helium leak tested prior to packaging.
  • Each orifice tube and expansion valve is tested for function and leakage according to OEM specifications to ensure optimal performance of the air conditioning system.
  • The specific PAG oil required by your vehicle application is included.
  • O-rings and gaskets for all parts are application specific and packaged with the correct part to save time and eliminate the possibility of a leak from using the wrong O-ring or gasket.
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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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Carquest Premium – A/C Compressor Cut-Out Switch (Part No.ACA1264)

A/C Compressor Cut-Out Switch

from

$32.49
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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Carquest Premium – New Compressor with Clutch, GM R4 Lightweight (Part No.T58240)

New Compressor with Clutch, GM R4 Lightweight

from

$307.99
High quality OE replacement part with all components needed to complete the job

Product Features:
  • All compressors go through sophisticated testing and leak test processes
  • Includes specific electrical connector to eliminate splicing
  • For ease of installation this compressor includes all gaskets, O-rings or sealing washers needed to repair your car
  • Built in a TS16949 certified manufacturing environment to ensure consistent quality that meets or exceeds OE specifications for fit, form, function, and durability
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Carquest Premium – Brake Pressure Modulator Sensor Connector (Part No.PTA1017)

Brake Pressure Modulator Sensor Connector

from

$28.49
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.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
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Factory Air – Cap & Valve A/C System Seal Kit (Part No.26783)

Cap & Valve A/C System Seal Kit

from

$17.99
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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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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GM Genuine Parts – Air Conditioning Evaporator Drain (Part No.15-33363)

Air Conditioning Evaporator Drain

from

$5.99
GM Genuine Parts A/C Evaporator Drains are designed, engineered, and tested to rigorous standards, and are backed by General Motors. 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:
  • 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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Carquest Premium – A/C Compressor Switch Connector (Part No.PTA1329)

A/C Compressor Switch Connector

from

$17.79
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.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
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Factory Air – Ceramic Shaft Seal Kit (Part No.24016)

Ceramic Shaft Seal Kit

from

$21.29
All hardware included; Compatible with R12 And R134A; High quality construction; Universal applications
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Omix – AC Bolt M10x1.5×65 (Part No.17955.01)

AC Bolt M10x1.5x65

from

$8.79
AC Bolt M10x1.5×65

ACDelco – GM Original Equipment Air Conditioning Accumulators/Drier (Part No.R1040402349ACD)

GM Original Equipment Air Conditioning Accumulators/Drier

from

$42.47
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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Carquest – Multi Purpose Relay (Part No.83A1005)

Multi Purpose Relay

from

$17.49
High-quality products that meet OE appearance and performance to provide professional technicians and DIYers with a cost-effective solution.

Product Features:
  • High-quality products that meet OE appearance and performance to
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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 – Chrysler, GM Panel Retainer (Part No.963-056D)

Chrysler, GM Panel Retainer

from

$4.49
Constructed of quality materials, this multi-purpose retainer provides the same function and versatility as the original equipment retainer ensuring long service life.

Product Features:
  • Ideal replacement – this retainer matches the fit and function of the original equipment retainer for this vehicle application
  • Quality material – this retainer is made of durable material for long-lasting service
  • Versatile design – this retainer is suitable for a variety of automotive uses
  • Excellent value – this part offers original equipment quality at a competitive cost
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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 – Relay Connector (Part No.PTA1752)

Relay Connector

from

$14.99
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.

Product Features:
  • Premium quality materials for longer service life
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
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Dorman – Help – Air Conditioning Bypass Pulley (Part No.34174)

Air Conditioning Bypass Pulley

from

$64.99
This A/C compressor bypass pulley is a cost-effective solution to allow the original equipment drive belt to be used while bypassing an inoperable A/C compressor.

Product Features:
  • Cost-effective solution – this bypass pulley retains the use of the standard drive belt after a failed A/C compressor is removed
  • Durable components – this bypass pulley uses quality components for a long service life
  • Easy to install – uses the same mounting points as the A/C compressor
  • Quality tested – this part has undergone extensive testing to ensure a quality fit and long service life
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Carquest Premium – Automatic Transmission Speed Sensor (Part No.SBC3664)

Automatic Transmission Speed Sensor

from

$35.99
CARQUEST premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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Carquest Premium – HVAC Control Switch (Part No.HKA1014)

HVAC Control Switch

from

$36.49
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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Carquest Premium – A/C Discharge and Suction Line Hose Assembly (Part No.T56192)

A/C Discharge and Suction Line Hose Assembly

from

$67.99
Carquest Hose Assemblies are designed to carry refrigerant in an air conditioning system. They are manufactured to meet or exceed original equipment specifications and are designed to easily fit into the engine compartment.

Product Features:
  • 100% of hose assemblies use Goodyear hoses that meet original equipment specifications for wall thickness and permeation.
  • Tubes and mufflers are designed to meet original equipment specifications for wall thickness.
  • Fittings are designed to couple and seal to eliminate leaks. Trivalent plating is used on steel fittings to enhance corrosion resistance. The fittings conform to original equipment specifications to allow for the proper fit with related air conditioning
  • Welds and crimps meet and exceed original equipment tension specifications.
  • Manufactured to allow flexibility in the hose to conform to engine compartments.
  • O-Rings necessary for installation are included.
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Factory Air – Sealing Washer Kit (Part No.24334)

Sealing Washer Kit

from

$12.29
Includes O-Ring; Compatible with R12 And R134A; High quality construction; Universal applications
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1991 GMC K2500 Air Conditioning Parts

Maybe you’re in the middle of a full rebuild of that 1991 GMC K2500. Maybe you just need a couple of Air Conditioning Parts. Either way, Advance Auto Parts has 92 different Air Conditioning Parts in our inventory ranging from $1.29 to $557.99. That means you can find the exact parts or products you need to keep that 1991 GMC K2500 running smoothly.

Air Conditioning Parts are only as good as their brand. We stock 12 different brands to make sure you have plenty of trusted parts to choose from for your 1991 GMC K2500. Carquest Premium, Dorman, and Factory Air 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 1991 GMC K2500, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 2,180 reviews in this category, some of the top rated parts include Air Conditioning Bypass Pulley with 4.5 stars and Reman R4 Lightweight Compressor w/ Clutch with 3.6 stars.

So if you’re in the market for aftermarket Air Conditioning Parts to keep your 1991 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 1991 GMC K2500 Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 1991 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 High Pressure Side Switches categories, plus more. For a 1991 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
Compressor Mounted High Cut-Out Pressure Switch
from $36.99
(3)
Compressor Mounted High Cut-Out Pressure Switch
AC High Pressure Side Switches
Compressor Mounted Low Cut-Out Pressure Switch
from $34.49
(1)
Compressor Mounted Low Cut-Out Pressure Switch
AC Compressor Cut-Off Switches

FAQs for 1991 GMC K2500 Air Conditioning Parts

What are the most purchased Air Conditioning Parts for the 1991 GMC K2500?

Out of 92 Air Conditioning Parts for the 1991 GMC K2500, the most popular in our inventory are:
30 AMP 12 Volt 5 Pin Universal Relay
from $14.99
(10)
30 AMP 12 Volt 5 Pin Universal Relay
Air Conditioning Relays
Multi Purpose Relay
from $18.79
This product is not rated
Multi Purpose Relay
HVAC Automatic Temperature Control (ATC) Relays
Chrysler, GM Panel Retainer
from $4.49
This product is not rated
Chrysler, GM Panel Retainer
AC Line Clip

What are the top-rated 1991 GMC K2500 Air Conditioning Parts?

Top-rated Air Conditioning Parts for your 1991 GMC K2500 based on customer reviews/ratings are:
Air Conditioning Bypass Pulley
from $53.99
(21)
Air Conditioning Bypass Pulley
“10 minute install… I installed this on my old work truck when the AC compressor locked up. It was an easy and inexpensive alternative to replacing ”
Reman R4 Lightweight Compressor w/ Clutch
from $161.99
(14)
Reman R4 Lightweight Compressor w/ Clutch
“Replacement part”
Compressor Mounted Low Cut-Out Pressure Switch
from $31.49
(14)
Compressor Mounted Low Cut-Out Pressure Switch
“works for 99 tahoe”