1981 Buick Estate A/C & Heating Parts

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    • (0 reviews)
      # 261837694
      Buick Estate with Factory Compressor Type R4 1981, GM Original Equipment™ A/C Compressor with Clutch by ACDelco®. Built for trouble-free ownership and 100% visual- and leak-tested, GM Original Equipment Compressors are engineered to...
      100 percent visual- and leak-tested to ensure component’s quality and durabilityProfessional, premium aftermarket replacement
      $140.71 - $168.19
    • (0 reviews)
      # 374224023
      Buick Estate Wagon 1981, A/C Compressor Clutch by Four Seasons®. Black. Number of Grooves: 1. Spade Connector. All products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of car parts...
      OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price
      $66.50 - $124.57
    • (0 reviews)
      # mpn620503701
      Buick Estate 1981, A/C Evaporator Core by UAC®. Plate Fin. UAC strives to be on the cutting edge when it comes to offering the most comprehensive line of Evaporators. To meet that need, UAC developed unique process which they call...
      Helps maintain a desired temperature inside your carMade of durable materials
      $52.40
    • (0 reviews)
      # 376919604
      Buick Estate 1981, HVAC Heater Core by Spectra Premium®. If you’re not feeling much heat or your carpet is wet and you smell antifreeze, chances are you need a new heater core. If testing proves that your heater core is defective,...
      100% quality assuranceDrop in fit for easy installation
      $21.66 - $25.62
    • (0 reviews)
      # 374224009
      Buick Estate Wagon 1981, A/C Compressor by Four Seasons®. Compatible with R134A Refrigerants. 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...
      All compressors go through sophisticated testing and leak test processesIncludes specific electrical connector to eliminate splicing
      $136.29 - $323.17
    • (0 reviews)
      # mpn1051150
      Buick Estate 1981, A/C Condenser by Spectra Premium®. With this high-quality Spectra Premium A/C condenser, you can easily fix your vehicle properly and have money left in your pocket. It's designed to look and fit just like the...
      Drop in fit for easy installationBuilt to meet or exceed manufacturer's specifications
      $74.01
    • (0 reviews)
      # mpn144
      Buick Estate 1981, Front HVAC Heater Core by TYC®. Position: Front. If you don't want the cold winter to sneak inside your vehicle, a properly functioning heater core is a must. So as soon as you notice any symptoms of a failing unit,...
      Direct replacementOE quality at an affordable price
      $29.36
    • (0 reviews)
      # 801562420
      Buick Estate with Piston A/C System with Factory Compressor Type R4 1981, A/C Compressor by UAC®. Number of Grooves: 1. Compressors are the heart of the A/C system, with a heavy responsibility to pump A/C refrigerant throughout the...
      Helps maintain a desired temperature inside your carMade of durable materials
      $212.68
    • (0 reviews)
      # mpn1068752
      Buick Estate 1981, A/C Evaporator Core by Spectra Premium®. Position: Front. Enjoy all the benefits of your A/C system with this evaporator core designed to lower the air temperature inside the cabin providing you with the most...
      Drop and Fit for easy installationManufactured according to original equipment specifications
      $66.94
    • (0 reviews)
      # mpn1033691121
      Buick Estate Wagon 1981, A/C Evaporator Core by Four Seasons®. Size: 9" X 13 1/2" X 3 9/16". 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...
      Core design meets or exceeds OE performance and efficiencyOptimized refrigerant flow
      $65.59
    • (1 review)
      # 475746139
      Buick Estate Wagon 1981, Professional™ A/C Compressor with Clutch by ACDelco®. Metric Threads. Number of Grooves: 1. Keep your cool in hot-weather driving with affordable ACDelco Professional Air Conditioning Compressors. Built to fit...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $177.67 - $201.57
    • (0 reviews)
      # mpn1044627
      Buick Estate with Factory Installed A/C with Factory Compressor Type R4 USA Built 1981, A/C Compressor with Clutch by Spectra Premium®. Driven by a belt from the engine, the A/C compressor pumps refrigerant through the A/C system when...
      100% product performance testedPackaged to ensure product quality at installation
      $241.97
    • (0 reviews)
      # 1186540796
      Buick Estate 1981, A/C Compressor with Clutch by CompressorWorks®. Number of Grooves: 1. Condition: New. Type: Piston. Style: GM. CompressorWorks products are engineered and tested to provide years of trouble free operation. Backed by...
      All compressors go through sophisticated testing and leak test processesIncludes specific electrical connector to eliminate splicing
      $148.72 - $203.42
    • (0 reviews)
      # mpn4522011333
      Buick Estate With A/C 1981, HVAC Heater Core by UAC®. UAC strives to be on the cutting edge when it comes to offering the most comprehensive line of Heater Core. To meet that need, UAC developed unique process which they call “QFP.”...
      Helps maintain a desired temperature inside your carMade of durable materials
      $39.24
    • (0 reviews)
      # mpn265490
      Buick Estate Without A/C 1981, HVAC Heater Core by Replace®. The heater core is located in a case under the dash, and is connected into the engine cooling system. Consists of tubes to carry the coolant and fins to transfer heat to the...
      CAPA certification provides detailed testing and inspection procedures to ensure the quality of the parts covered by that SpecificationSame quality as OE for less money
      $54.18
    • (0 reviews)
      # mpn1033628742
      Buick Estate Wagon 1981, A/C Accumulator by Four Seasons®. 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 Four Seasons.
      Contains gaskets, o-rings, or seals to properly replace the productContains high quality desiccant
      $26.47
    • (0 reviews)
      # mpn620505634
      Buick Estate 1981, A/C Accumulator by UAC®. Without Tube. Accumulators serve to remove moisture from an A/C system, and are a crucial replacement part for every A/C job. Whether the A/C system utilizes an accumulator, you can rest...
      Helps maintain a desired temperature inside your carMade of durable materials
      $13.00
    • (0 reviews)
      # mpn4495258232
      Buick Estate 1981, A/C Accumulator Tank by CompressorWorks®.
      Contains high quality desiccantCompatible with both R134a and R12 refrigerants
      $13.43
    • (0 reviews)
      # mpn4495259045
      Buick Estate 1981, Suction Side A/C Accumulator with Hose Kit by CompressorWorks®.
      Contains high quality desiccantCompatible with both R134a and R12 refrigerants
      $24.74
    • (0 reviews)
      # mpn888408006
      Buick Estate 5.7L Without A/C 1981, GM Original Equipment™ HVAC Blower Motor by ACDelco®. Press-On. ACDelco Blower Motors are the ideal replacement motor for the original equipment on most GM vehicles. Space- and weight-efficient,...
      Magnetic-type motor is designed to handle the demands of continuous operationMost are equipped with permanently lubricated, self-aligning bearings designed for long life and dependable performance
      $33.06
    • (0 reviews)
      # 376919581
      Buick Estate Wagon 1981, HVAC Blower Motor by Four Seasons®. Flanged Type. 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...
      Meets or exceeds OE design and performanceMagnetic size and properties compare or exceed OEM
      $16.43 - $32.57
    • (0 reviews)
      # 1063299105
      Buick Estate 1981, HVAC Blower Motor by UAC®. UAC’s line of electrical components includes the blower motors that are necessary for the proper function of an A/C System. They are produced at top tier facilities with strong quality...
      Helps maintain a desired temperature inside your carMade of durable materials
      $24.50 - $25.93
    • (0 reviews)
      # 834977545
      Buick Estate 1981, HVAC Blower Motor by VDO®. The VDO brand product category offers OE quality blower motors, engine cooling fan motors and complete cooling fan assemblies. Professional technicians and DIYers alike want the highest...
      Provides exceptional durabilityDesigned to comply with high-quality standards
      $20.18 - $25.40
    • (0 reviews)
      # 476917814
      Buick Estate Wagon 1981, Professional™ A/C Orifice Tube by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your vehicle and...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $3.54 - $40.55
    • (0 reviews)
      # 476902759
      Buick Estate Wagon 1981, A/C Orifice Tube by Four Seasons®. Quantity: 1 Piece. 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...
      Application specific designColor coded
      $1.01 - $25.13
    • (0 reviews)
      # 476901643
      Buick Estate 1981, A/C Orifice Tube by UAC®. With Fixed Orifice. Expansion devices control the flow of refrigerant in an A/C system, and are a crucial replacement part for every A/C job. UAC's Expansion Devices are meticulously...
      Helps maintain a desired temperature inside your carMade of durable materials
      $0.36 - $2.60
    • (0 reviews)
      # mpn4495258363
      Buick Estate 1981, Severe Temp Automatic Adjusting Orifice Tube by CompressorWorks®. CompressorWorks products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C experience, fix it...
      Contains gaskets, o-rings, or seals to properly replace the productVariable orifice design
      $10.68
    • (0 reviews)
      # mpn4495257374
      Buick Estate 1981, Standard Orifice Tube by CompressorWorks®. Color: White. Quantity: 1 Piece. Optional AAOT Part No. 758902, For climates above 105° use (Severe Duty) AAOT 758904. CompressorWorks products are engineered and tested to...
      Contains gaskets, o-rings, or seals to properly replace the productInjection molded
      $0.99
    • (0 reviews)
      # mpn4495257994
      Buick Estate 1981, Standard Temp Automatic Adjusting Orifice Tube by CompressorWorks®. CompressorWorks products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile A/C experience, fix...
      Contains gaskets, o-rings, or seals to properly replace the productVariable orifice design
      $13.88
    • (0 reviews)
      # mpn888407608
      Buick Estate Wagon 1981, Professional™ HVAC Heater Control Valve by ACDelco®. With 5/8" x 5/8" Ports. Connector Quantity: 2. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $12.55
    • (0 reviews)
      # 228471410
      Buick Estate Wagon 1981, HVAC Heater Control Valve by Four Seasons®. 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 Four...
      Application specific designCable operated design
      $8.05 - $17.67
    • (0 reviews)
      # mpn898007481
      Buick Estate 1981, Professional™ A/C Compressor Relief Valve by ACDelco®. English Thread. Short. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised....
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $25.70
    • (0 reviews)
      # mpn1848355974
      Buick Estate with Harrison A/C System with Factory Compressor Type R4 1981, Front A/C Compressor Bearing by National®. Size: 0.625". Housing Diameter Max: 1.0005". Housing Diameter Min: 0.9995". Outside Diameter: 1.0000". Shaft Diameter...
      Possesses excellent antifriction propertiesManufactured utilizing computer controlled heat treatment processes for lasting performance
      $4.41
    • (0 reviews)
      # mpn1074416
      Buick Estate with Harrison A/C System with Factory Compressor Type R4 1981, A/C Compressor Clutch Bearing by National®. Size: 0.812". Bore: 1.574". Design: Double Row Angular Contact. Inner Race Bore: 1.574". Inner Race Radius: 0.040"....
      Possesses excellent antifriction propertiesManufactured utilizing computer controlled heat treatment processes for lasting performance
      $19.42
    • (0 reviews)
      # mpn943784671
      Buick Estate Wagon 1981, A/C Accumulator Tank by Four Seasons®. 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 Four...
      Contains gaskets, o-rings, or seals to properly replace the productContains high quality desiccant
      $15.76
    • (1 review)
      # mpn2373850
      Buick Estate 1981, Vacuum Storage Canister by Dorman®. With 2 Vacuum Ports. With 2 Ports. Dorman’s Vacuum Reservoir restores proper vacuum to keep your engine performing smoothly. The Reservoir is engineered from high-quality...
      A necessary replacement component for restoring control of the Four-Wheel Drive (4WD), heater vents, and other accessoriesEasy to install
      $9.88
    • (0 reviews)
      # 376919588
      Buick Estate Wagon 1981, HVAC Blower Motor Wheel by Four Seasons®. 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 Four...
      Galvanized steel constructionMeets all requirements of international standard ISO 140
      $12.47 - $13.40
    • (0 reviews)
      # mpn4475586474
      Buick Estate With A/C 1981, HVAC Blower Motor Wheel by VDO®. 5-1/4" Diametr Wheel. Bolt On Type. Material: Metal. The VDO brand product category offers OE quality blower motors, engine cooling fan motors and complete cooling fan...
      Provides exceptional durabilityDesigned to comply with high-quality standards
      $11.65
    • (0 reviews)
      # mpn4531256000
      Buick Estate With C.A.C. A/C 1981, Blower Motor Resistor by Lectric Limited®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of...
      Developed with modern technology and innovationMeticulously Tested for the ultimate in quality
      $13.50
    • (0 reviews)
      # mpn4531256256
      Buick Estate USA Built 1981, Air Conditioning Relay by Lectric Limited®. Location: Blower Motor. Made in U.S.A.!. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a...
      Developed with modern technology and innovationMeticulously Tested for the ultimate in quality
      $32.40
    • (0 reviews)
      # mpn2334927
      Buick Estate With A/C Without Climate Control 1981, HVAC Blower Motor Resistor by Dorman®. Dorman offers a comprehensive line of Harness Sockets for a wide range of applications. All Dorman's Harness Socket are constructed of...
      Direct replacement Harness Socket available (where applicable) to ensure a proper fitVehicle try-on testing has been conducted on this part to ensure a trouble-free performance
      $6.36
    • (0 reviews)
      # mpn2335625
      Buick Estate With A/C Without Climate Control 1981, HVAC Blower Motor Resistor Kit by Dorman®. Include: Connector Dorman’s Blower Motor Resistor promptly returns your vehicle’s heating and cooling system to its original peak...
      Direct replacement for a proper fit every timeEasy to install
      $7.88
    • (0 reviews)
      # mpn44414076
      Buick Estate 1981, HVAC Blower Motor Resistor by Standard®. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation...
      Committed to being the best, Standard Engine Management manufactures and distributes a full line of engine management related products, including ignition and emission parts, on-board computers, ignition wires, battery cables and fuel system parts.All parts are manufactured to stringent quality requirements. Standard plants are TS16949 and ISO9001 certified which assures that every part is the right part for the right vehicle.
      $7.14
    • (0 reviews)
      # mpn1033629555
      Buick Estate Wagon 1981, A/C Accumulator Tube Outlet by Four Seasons®. Switch Port: without Switch Port. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of mobile a/c experience,...
      Contains gaskets, o-rings, or seals to properly replace the productApplication specific bends ensure proper fit
      $5.40
    • (0 reviews)
      # mpn1296171878
      Buick Estate Wagon with R4 Compressor 1981, A/C Discharge and Suction Line Hose Assembly by Four Seasons®. Switch Port: With Switch Port. Bracket: without Bracket. Muffler: With Muffler. Products are engineered and tested to provide...
      Contains gaskets, o-rings, or seals to properly replace the productAll hoses are constructed with double wall barrier hose compatible with R134A or R12
      $56.80
    • (0 reviews)
      # mpn4495257568
      Buick Estate 1981, A/C Accumulator Tube by CompressorWorks®. CompressorWorks 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...
      Contains gaskets, o-rings, or seals to properly replace the productApplication specific bends ensure proper fit
      $5.49
    • (0 reviews)
      # mpn1291789557
      Buick Estate 5.0L 1981, HVAC Control Duct Hose by Dorman®. Intake. Position: Rear. Length: 18". Inside Diameter: 2". Material: Paper/Aluminum. Dorman has all the components needed for a complete repair. Quickly and easily installed, it...
      Easy to installDirect replacement for a proper fit
      $4.32
    • (0 reviews)
      # 387294326
      Buick Estate 1981, Elite™ Black Heater Hose by Continental® ContiTech™. This hose is highly resistant to antifreeze coolants and underhood temperatures. Tube and cover are manufactured from EPDM rubber with superior resistance to...
      Black Versigard EPDM rubber tube and coverReinforced with 2-spiral synthetic
      $32.04 - $37.07
    • (0 reviews)
      # mpn1871592
      Buick Estate 1981, HVAC Control Duct Hose by Gates®. Inside Diameter: 2". Inside Diameter: 2". When you're low on oil, coolant or some other fluid, you may be tempted to just run down to the local auto parts chain store. But before you...
      Premium parts you can rely onDesigned to keep your A/C system in top shape
      $10.50
    • (0 reviews)
      # 49083015
      Buick Estate 1981, Safety Stripe™ HVAC Heater Hose by Gates®. Length: 50'. When you're low on oil, coolant or some other fluid, you may be tempted to just run down to the local auto parts chain store. But before you waste your time...
      Premium parts you can rely onDesigned to keep your A/C system in top shape
      $34.66 - $40.09
    • (0 reviews)
      # mpn947117498
      Buick Estate Wagon 1981, HVAC Blower Motor Relay by Four Seasons®. High Side. Isolated Coil With Rectangle Connector Shape. Type: 5 Terminals. Finish: Black. With Bracket. Products are engineered and tested to provide years of trouble...
      Precision engineeredOE style molded connectors
      $7.19
    • (0 reviews)
      # 476872502
      Buick Estate 1981, HVAC Pressure Switch by Four Seasons®. With Round Connector Shape. Location: To Compressor. Type: 2 Terminals. Products are engineered and tested to provide years of trouble free operation. Backed by over 50 years of...
      Contains gaskets, o-rings, or seals to properly replace the productColor coded for easy identification
      $18.16 - $21.92
    • (0 reviews)
      # mpn947117887
      Buick Estate Wagon 1981, Lever Selector Blower Switch by Four Seasons®. With Rectangle Connector Shape. Type: 4 Terminals. With Lever. Products are engineered and tested to provide years of trouble free operation. Backed by over 50...
      Vehicle specific applicationsZinc coated to resist corrosion
      $8.02
    • (0 reviews)
      # mpn947117002
      Buick Estate 1981, System Mounted Low Cut-Out Pressure Switch by Four Seasons®. With Round Connector Shape. Location: To Compressor. Type: 2 Terminals. Finish: Black/Green. Products are engineered and tested to provide years of trouble...
      Contains gaskets, o-rings, or seals to properly replace the productColor coded for easy identification
      $23.22
    • (0 reviews)
      # mpn1435361945
      Buick Estate 1981, A/C Clutch Cycle Switch by UAC®. UAC’s line of electrical components includes the Switches and Relays that are necessary for the proper function of an A/C System. They are produced at top tier facilities with strong...
      Helps maintain a desired temperature inside your carMade of durable materials
      $4.98
    • (0 reviews)
      # mpn618181710
      Buick Estate without Automatic A/C 1981, HVAC Blower Control Switch by Standard®. Front. Type: 4 Blade Male Terminal. Number Of Switch Positions: 4. SMP’s vision is to be the leading independent supplier to the automotive aftermarket,...
      Standard switches are designed using copper alloy conductors to ensure superior electrical conductivity with low resistive lossesStandard parts are 100% tested to verify both mechanical and electrical switching performance
      $9.20
    • (0 reviews)
      # mpn44414070
      Buick Estate 1981, HVAC Control Switch by Standard®. With Rotary. Type: 4 Blade Male Terminal. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive...
      Standard switches are designed using copper alloy conductors to ensure superior electrical conductivity with low resistive lossesStandard parts are 100% tested to verify both mechanical and electrical switching performance
      $23.50
    • (0 reviews)
      # mpn44414073
      Buick Estate 1981, Low Pressure A/C Compressor Cut-Out Switch by Standard®. Type: 2 Terminals. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive...
      Premium parts you can rely onDesigned to keep your A/C system in top shape
      $58.27
    • (0 reviews)
      # 440847388
      Buick Estate 5.7L with Chevrolet Small Block Engine 1981, A/C Compressor Mount Kit by Alan Grove®. Are you shivering behind the wheel in the winter, or sweating in traffic in the summer? Do you detect the sweet smell of antifreeze in...
      Expertly Manufactured from first-grade steelDesigned for long-lasting service
      $90.84 - $95.50
    • (0 reviews)
      # mpn4476468223
      Buick Estate 1981, Professional™ A/C Orifice Tube Repair Kit by ACDelco®. Without Tube, Without Spring Lock. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $20.36




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