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Four Seasons 178336 A/C Compressor
Reliable A/C Compressor for Cadillac CT6
The Four Seasons New Compressor 178336 is designed specifically for Cadillac CT6 models, providing efficient and dependable air conditioning performance. This new Denso-type compressor supports both R134a and R1234yf refrigerants, ensuring compatibility with modern HVAC systems.
Key Features of Four Seasons New Compressor 178336
- Compatible refrigerant types: R134a and R1234yf
- Includes oil for optimal lubrication
- 6-groove serpentine pulley with 4.250-inch outside diameter
- Clutch included for seamless operation
- 12-volt coil voltage for standard electrical systems
- Electronic Control Valve (ECV) integrated for precise refrigerant flow
- Mounting type: 2 ear and 1 tangent for secure fitment
- Pin-type connector with ECV harness compatibility (compressor se36f, vehicle se36m)
- New unit, not remanufactured
- Includes slim line sealing washers (O-Rings 24402 and 24404)
Detailed Description of the Four Seasons New Compressor
This Four Seasons New Compressor 178336 is engineered to meet the specific requirements of Cadillac CT6 vehicles. Featuring a Denso compressor type, it supports both R134a and R1234yf refrigerants, making it suitable for updated A/C systems. The included oil ensures proper lubrication from the start, reducing wear and extending compressor life. The 6-groove serpentine pulley with a 4.250-inch diameter is designed for smooth belt engagement, while the included clutch allows for reliable compressor engagement and disengagement. The 12-volt coil voltage matches standard automotive electrical systems, and the integrated Electronic Control Valve (ECV) provides precise control of refrigerant flow for efficient cooling. Mounting is secured via a 2 ear and 1 tangent system, and the pin-type connector with ECV harness compatibility ensures straightforward electrical connections. This new compressor comes with slim line sealing washers (O-Rings) to maintain a tight seal and prevent leaks.
About the Four Seasons New Compressor Product Line
The Four Seasons New Compressor line offers brand-new, direct-fit compressors designed to meet or exceed OEM specifications. This product line focuses on delivering reliable HVAC components that integrate seamlessly with vehicle systems. The 178336 model exemplifies this approach by combining modern refrigerant compatibility with essential features like an included clutch and oil, ensuring a ready-to-install solution for Cadillac CT6 owners.
Common Issues Addressed by This A/C Compressor
- Loss of cooling due to compressor failure
- Clutch engagement problems affecting A/C operation
- Refrigerant leaks caused by worn seals or O-rings
- Inadequate lubrication leading to premature compressor wear
- Compatibility issues with R134a or R1234yf refrigerants
Installation Notes and Tips
- Ensure compatibility with Cadillac CT6 models before installation
- Verify refrigerant type (R134a or R1234yf) matches vehicle system
- Use proper torque specifications for mounting bolts (2 ear & 1 tangent)
- Check electrical connections for secure pin-type connector engagement
- Replace O-rings with included slim line sealing washers to prevent leaks
Quality Assurance and Warranty
The Four Seasons New Compressor 178336 is a new, factory-quality replacement part designed to meet OEM standards. It includes essential components such as oil and clutch to ensure reliable operation. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship. Consult product documentation or the manufacturer for exact warranty terms.
| Brand | Four Seasons |
| Part Number | 178336 |
| Position | New Compressor |
| Refrigerant Type | R134a r1234yf |
| Oil Filled | Included |
| Pulley Groove Quantity | 6 |
| Outside Pulley Diameter | 4.250 |
| Clutch Included | Yes |
| Compressor Type | Denso |
| Coil Voltage | 12 |
| Switch Included | No |
| Pulley Belt Type | Serpentine |
| Mounting Type | 2 ear & 1 tangent |
| Connector Type | Pin |
| ECV Harness Connector | Compressor se36f, vehicle se36m |
| Electronic Control Valve | Yes |
| Model | 7sas18h |
| Mounting Hardware Included | No |
| New or Reman | New |
| O-Ring A Number/Desc | 24402 / slim line sealing washer |
| O-Ring A Quantity | 1 |
| O-Ring B Number/Desc | 24404 / slim line sealing washer |
| O-Ring B Quantity | 1 |
This part fits 5 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2020 | Cadillac | CT6 | 3.6L | V6 | N/A | New w/ Clutch; New Compressor |
| 2019 | Cadillac | CT6 | 3.6L | V6 | N/A | New w/ Clutch; New Compressor |
| 2018 | Cadillac | CT6 | 3.6L | V6 | N/A | New w/ Clutch; New Compressor |
| 2017 | Cadillac | CT6 | 3.0L | V6 | N/A | New w/ Clutch; New Compressor |
| 2016 | Cadillac | CT6 | 3.0L | V6 | N/A | New w/ Clutch; New Compressor |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.