OE Quality
60-Day Returns

Four Seasons 3937N A/C Compressor and Component Kit
Reliable A/C Compressor Kit for Ford Crown Victoria and Mercury Grand Marquis
The Four Seasons PAC-Kit w/ New Compressor 3937N offers a complete solution for restoring your vehicle's air conditioning system. Designed specifically for Ford Crown Victoria and Mercury Grand Marquis models, this kit ensures proper fitment and reliable performance.
- Complete A/C compressor kit including clutch and new compressor
- Compatible with Ford Crown Victoria and Mercury Grand Marquis
- Part number 3937N for precise identification
- Designed to meet OEM specifications for fit and function
- Includes all necessary components for straightforward installation
About the Four Seasons PAC-Kit w/ New Compressor Line
The PAC-Kit w/ New Compressor product line from Four Seasons provides a comprehensive package that combines a new compressor with the required clutch and hardware. This integrated approach simplifies the replacement process by offering all essential parts in one kit, reducing installation time and ensuring compatibility. The 3937N kit is tailored for specific Ford and Mercury models, maintaining system integrity and performance.
Product Details and Compatibility
This A/C compressor kit is engineered for use in Ford Crown Victoria and Mercury Grand Marquis vehicles, addressing the unique requirements of these models. The part number 3937N identifies this specific kit, which includes a new compressor and clutch assembly designed to restore proper air conditioning function. By using this kit, you can replace worn or failing components with parts that meet original equipment standards.
Common Issues Addressed by This A/C Compressor Kit
- Loss of cooling due to compressor failure
- Clutch slippage or failure affecting A/C engagement
- Unusual noises from worn compressor components
- Reduced system efficiency caused by compressor malfunction
- Leaks or mechanical damage within the compressor assembly
Installation Notes and Tips
- Ensure vehicle compatibility with Ford Crown Victoria or Mercury Grand Marquis before installation
- Follow manufacturer torque specifications for clutch and compressor mounting
- Replace the receiver/drier and flush the A/C system to prevent contamination
- Use proper refrigerant and oil types as specified for the vehicle
- Verify system pressure and operation after installation
Quality Assurance and Warranty Information
Four Seasons provides quality-tested components designed to meet or exceed OEM standards. The PAC-Kit w/ New Compressor 3937N undergoes rigorous inspection to ensure durability and reliable operation. Warranty coverage details should be confirmed with the product documentation or supplier, as they may vary by region.
This part fits 3 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1993 | Ford | Crown Victoria | N/A | w/ FS10 Compressor; Compressor w/ 6 Groove Pulley; 58129 (New Compressor), 33055 (Accum), 38639 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor |
| 1993 | Ford | Grand Marquis | N/A | w/ FS10 Compressor; Compressor w/ 6 Groove Pulley; 58129 (New Compressor), 33055 (Accum), 38639 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ New Compressor |
| 1993 | Mercury | Grand Marquis | N/A | w/ FS10 Compressor; Compressor w/ 6 Groove Pulley; 58129 (New Compressor), 33055 (Accum), 38639 (Orifice), 69991 (Flush), 59007 (Oil); PAC-Kit w/ 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.