1978 Cadillac Deville A/C Relays, Sensors & Switches
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UAC®HVAC Pressure SwitchCadillac Deville 1978, HVAC Pressure Switch by UAC®. Low Pressure. Location: Compressor High Side. UAC’s line of electrical components includes the Switches and Relays that are necessary for the proper function of an A/C System. They...Helps maintain a desired temperature inside your carMade of durable materials$13.47 - Four Seasons®A/C Clutch Cycle SwitchCadillac Deville 1978, A/C Clutch Cycle Switch by Four Seasons®. Finish: Black. 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...Contains gaskets, o-rings, or seals to properly replace the productPrecision engineered$22.61
- Four Seasons®System Mounted Low Cut-Out Pressure SwitchCadillac Deville 1978, System Mounted Low Cut-Out Pressure Switch by Four Seasons®. With Round Connector Shape. Location: To Compressor. Type: 2 Terminals. Finish: Black/Yellow. Cap Only. Products are engineered and tested to provide...Contains gaskets, o-rings, or seals to properly replace the productColor coded for easy identification$20.22
- gpd®HVAC Blower Motor RelayCadillac Deville with Bosch A/C 1978, HVAC Blower Motor Relay by gpd®. Always make sure electrical components are free of debri and moisture before installing. This top-grade product is expertly made in compliance with stringent...Designed to meet/exceed OE fit, form and functionDurability tested on every new design$20.01
- Four Seasons®A/C Compressor Cut-Out SwitchCadillac Deville 1978, A/C Compressor Cut-Out Switch by Four Seasons®. High Pressure Compressor Mounted. Without Connector. Type: 2 Terminals. Finish: Blue. Products are engineered and tested to provide years of trouble free operation....Contains gaskets, o-rings, or seals to properly replace the productColor coded for easy identification$15.77
- Four Seasons®A/C Compressor Cut-Out Switch Harness ConnectorCadillac Deville 1978, A/C Compressor Cut-Out Switch Harness Connector by Four Seasons®. With Round Connector Shape. Location: To Compressor. Type: 2 Terminals. Products are engineered and tested to provide years of trouble free...OE style connectorsMolded plastic construction$8.95 - $13.93
- Four Seasons®Harness Connector AdapterCadillac Deville with A6 Compressor / with R4 Compressor 1978, Harness Connector Adapter 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,...Precision moldedOE style connectors$9.19 - $9.91
- Standard®A/C Compressor Control RelayCadillac Deville 1978, A/C Compressor Control Relay by Standard®. Without Bracket. Type: 4 Blade Male Terminal. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products,...High quality composite housings protect against harsh temperatures and severe under hood conditionsFeaturing brass or copper contacts where specified for extended wear$16.89
- gpd®A/C Compressor Cut-Out SwitchCadillac Deville 1978, A/C Compressor Cut-Out Switch by gpd®. Low Pressure. The electrical switch is designed to give feedback to the engine management system. The ECM controls the A/C system on modern vehicles. In earlier vehicles,...Designed to meet/exceed OE fit, form and functionDurability tested on every new design$14.25
- gpd®A/C Thermo SwitchCadillac Deville 1978, A/C Thermo Switch by gpd®. The electrical switch is designed to give feedback to the engine management system. The ECM controls the A/C system on modern vehicles. In earlier vehicles, they are used to directly...Designed to meet/exceed OE fit, form and functionDurability tested on every new design$17.71
- Four Seasons®A/C Compressor Wiring HarnessCadillac Deville with A6 Compressor / with R4 Compressor 1978, A/C Compressor Wiring Harness by Four Seasons®. With 2 Spade Rectangle Connector. Type: 2 Terminals. Products are engineered and tested to provide years of trouble free...OE style connectorsMolded plastic construction$7.70
- Four Seasons®HVAC Blower Motor RelayCadillac Deville 1978, HVAC Blower Motor Relay 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...Precision engineeredOE style molded connectors$17.28 - $22.86
- gpd®A/C Clutch Cycle SwitchCadillac Deville 1978, A/C Clutch Cycle Switch by gpd®. Location: Accumulator Mounted. The electrical switch is designed to give feedback to the engine management system. The ECM controls the A/C system on modern vehicles. In earlier...Designed to meet/exceed OE fit, form and functionDurability tested on every new design$9.13
- Dorman®HVAC Relay ConnectorCadillac Deville 1978, HVAC Relay Connector by Dorman®. Type: Blade Female Terminal. Wire Quantity: 5. Overall Length: 9". Dorman offers a comprehensive line of A/C Relay Connectors for a wide range of applications. All A/C Relay...Direct replacement A/C Relay Connectors available (where applicable) to ensure a proper fitVehicle try-on testing has been conducted on this part to ensure a trouble-free performance$8.31
- WVE®A/C Compressor Clutch Relay ConnectorCadillac Deville 1978, A/C Compressor Clutch Relay Connector by WVE®. With 3 Terminals. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$4.35
- WVE®A/C Compressor Switch ConnectorCadillac Deville 1978, A/C Compressor Switch Connector by WVE®. Terminal Quantity: 2. Terminal Type: Pin. Length: 6.5". Terminal Gender: Male. Replace your worn-out or faulty component with this quality replacement from WVE. This...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$15.32
- WVE®HVAC Blower Motor Resistor ConnectorCadillac Deville 1978, HVAC Blower Motor Resistor Connector by WVE®. With 4 Terminals. 4 Wire Harness. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$8.28
- United Motor Products®HVAC Blower Motor RelayCadillac Deville 1978, HVAC Blower Motor Relay by United Motor Products®. With 5 Blade Terminals and Square Shape. Keep your pride and joy operating as it should with this top-notch part from United Motors Products. It’s made using...Excellent replacement for your worn out factory partWill help make your vehicle running as good as new$9.48
- gpd®A/C Selector SwitchCadillac Deville 1978, A/C Selector Switch by gpd®. The accumulator/receiver drier is designed to remove moisture from the A/C system. Every time the A/C system is opened, the accumulator/receiver drier must be replaced. Changing the...Designed to meet/exceed OE fit, form and functionDurability tested on every new design$41.26
- Santech®HVAC Heater RelayCadillac Deville 1978, HVAC Heater Relay by Santech®. Type: 5 pin. Make your beloved vehicle perform reliably, efficiently, and smoothly again with this top-grade A/C component from Santech. Designed to fit, form, and function just like...Premium parts you can rely onDesigned to keep your A/C system in top shape$40.33
- Lectric Limited®HVAC SwitchCadillac Deville 1978, HVAC Switch 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 craftsmanship. Manufactured...Developed with modern technology and innovationMeticulously Tested for the ultimate in quality$44.00
- Supercool®Cycling Pressure SwitchCycling Pressure Switch by Supercool®. With 12mm Switch Port. 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 craftsmanship....Connector/Terminal Type: SpadeAutomotive Switch Use: Clutch Cycling$13.65
- Holley®A/C Compressor Plug-PigtailA/C Compressor Plug-Pigtail by Holley®. R4 Compressor Type. 8mm Pin Connector. Designed with precision and functionality in mind, this accessory ensures outstanding performance and easy use which makes it the perfect deal for your...Made with precision and quality in mindBuilt to last$21.95
- Keep It Clean®A/C Automatic Fan Activation Relay KitA/C Automatic Fan Activation Relay Kit by Keep It Clean®. Keep It Cleans universal automatic AC fan activation relay kit allows your vehicle a simple method of activating your fan when your air conditioner is turned on. This kit...Allows Vehicle a Simple Method of Activating Fan when Air Conditioner Is Turned OnIncreases the Efficiency of Fan By Delivering More Current to the Fan Motor$85.45
- Vintage Air®Female Binary SwitchFemale Binary Switch by Vintage Air®. 1 Piece. Replacement female thread binary switch only. Designed utilizing the latest technology, this product features premium quality and will perform better than advertised. Perfect for your...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$28.26
- Vintage Air®Male Binary Switch with O-RingMale Binary Switch with O-Ring by Vintage Air®. 1 Piece. Replacement male thread binary switch with O-ring, (3/8"- 24 male thread). Air Conditioning Switch, Binary, Male Threads, Vintage Air Standard Driers. Designed utilizing the...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$24.92
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1978 Cadillac Deville A/C Relays, Sensors Reviews
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Cycling Clutch Sensor
Supercool® - Cycling Pressure SwitchPosted by Jose Manuel (Katy, TX) / June 16, 20201992 Hyundai Sonata
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