OE Quality
60-Day Returns

Four Seasons 33209 A/C Accumulator
Overview of Four Seasons Accumulator 33209
The Four Seasons Accumulator 33209 is designed to maintain optimal performance in your vehicle's A/C system. Engineered for select Chevrolet and GMC models, this A/C accumulator ensures efficient refrigerant flow and moisture removal to protect your air conditioning components.
- Brand: Four Seasons
- Brand Line: Accumulator
- Part Number: 33209
- Category: HVAC > A/C Accumulator / Receiver Drier
- Material: Durable aluminum construction
- Body Diameter: 3.5 inches (88.9 mm)
- Body Length: 8 inches (203.2 mm)
- Inlet Fitting: Female o-ring, 3/4 inch (M27x2.000 thread size)
- Outlet Fitting: Male insert o-ring, 3/4 inch (M27x2.000 thread size)
- Switch Port: Included with 0.472 inch (12 mm) diameter
- O-Rings Included: One green o-ring [24676] and two green o-rings [24612]
- Meets or exceeds OEM specifications
Four Seasons Accumulator Product Line Details
The Four Seasons Accumulator product line focuses on providing complete A/C accumulator units that meet or exceed original equipment manufacturer standards. This ensures reliable moisture and debris filtration within the air conditioning system, helping to maintain system integrity and performance. The 33209 model is a complete unit designed for easy integration with compatible Chevrolet and GMC vehicles.
Detailed Product Description
This A/C accumulator is constructed from aluminum for durability and corrosion resistance. It features a 3.5-inch body diameter and an 8-inch length, making it suitable for the specified vehicle applications. The inlet and outlet fittings use female and male o-ring types respectively, both sized at 3/4 inch with M27x2.000 thread dimensions, ensuring a secure and leak-free connection. The included switch port allows for system pressure monitoring. The unit comes with the necessary green o-rings to ensure proper sealing during installation.
Compatible Vehicles and Applications
- Chevrolet Blazer
- Chevrolet C35, C1500, C1500 Suburban, C2500, C2500 Suburban, C3500
- Chevrolet K1500, K1500 Suburban, K2500, K2500 Suburban, K3500
- Chevrolet Silverado, Suburban 1500, Tahoe
- GMC C1500, C2500, K1500, K2500, Sierra, Yukon
Common Issues Addressed by This Accumulator
- Prevents moisture contamination in the A/C system
- Filters debris to protect the compressor and other components
- Maintains proper refrigerant flow and pressure
- Helps avoid compressor failure due to liquid slugging
- Supports efficient air conditioning performance in Chevrolet and GMC trucks and SUVs
Installation Notes and Tips
- Ensure compatibility with your specific Chevrolet or GMC model before installation
- Use the included green o-rings to guarantee a proper seal
- Mounting hardware is not included; reuse existing hardware or source separately
- Check for leaks after installation and system recharge
- Follow vehicle manufacturer guidelines for A/C system service
Quality Assurance and Warranty
The Four Seasons Accumulator 33209 meets or exceeds OEM specifications, providing reliable performance and durability. Manufactured from high-quality aluminum, this part is designed to withstand the demands of automotive A/C systems. While specific warranty details are not provided, Four Seasons products typically come with a limited warranty against defects in materials and workmanship. Refer to Four Seasons documentation for exact warranty terms.
| Brand | Four Seasons |
| Part Number | 33209 |
| Position | Accumulator |
| Body Diameter | 3.500 |
| Body Length | 8.000 |
| Description | Accumulators |
| Dia. MM | 88.900 |
| Friction Material Attachment | w/o Service Port |
| Inlet Fitting Diameter | 3/4 |
| Inlet Fitting Type | Female O-Ring |
| Inlet MM | 27.000 |
| Inlet Thread Size | M27x2.000 |
| Length MM | 203.200 |
| Material | Aluminum |
| Meets / Exceeds OEM? | Yes |
| Mounting Hardware? | Not Included |
| O-Ring A Number/Desc | [24676] / Green O-Ring |
| O-Ring B Number/Desc | [24612] / Green O-Ring |
| Outlet Fitting Type | Male Insert O-Ring |
| Outlet Fraction | 3/4 |
| Outlet Thread Size | M27x2.000 |
| Style | Complete Unit |
| Switch | w/ Switch Port |
| Switch Port Dia. IN | 0.472 |
| Switch Port Dia.MM | 12.000 |
| Type | Accumulator |
This part fits 58 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1995 | Chevrolet | C1500 | N/A | Accum; Accumulator |
| 1995 | Chevrolet | C1500 Suburban | N/A | Accum; Accumulator |
| 1995 | Chevrolet | C2500 | N/A | Accum; Accumulator |
| 1995 | Chevrolet | C2500 Suburban | N/A | Accum; Accumulator |
| 1995 | Chevrolet | C35 | N/A | Accum; Accumulator |
| 1995 | Chevrolet | C3500 | N/A | Accum; Accumulator |
| 1995 | Chevrolet | K1500 | N/A | Accum; Accumulator |
| 1995 | Chevrolet | K1500 Suburban | N/A | Accum; Accumulator |
| 1995 | Chevrolet | K2500 | N/A | Accum; Accumulator |
| 1995 | Chevrolet | K2500 Suburban | N/A | Accum; Accumulator |
| 1995 | Chevrolet | K3500 | N/A | Accum; Accumulator |
| 1995 | Chevrolet | Silverado | N/A | Accum; Accumulator |
| 1995 | Chevrolet | Suburban 1500 | N/A | Accum; Accumulator |
| 1995 | Chevrolet | Tahoe | N/A | Accum; Accumulator |
| 1995 | GMC | C1500 | N/A | Accumulator |
| 1995 | GMC | C1500 Suburban | N/A | w/ Rear AC; Accumulator |
| 1995 | GMC | C1500 Suburban | N/A | Rear A/C not included in this assembly.; Accumulator |
| 1995 | GMC | C2500 | N/A | Accumulator |
| 1995 | GMC | C2500 Suburban | N/A | w/ Rear AC; Accumulator |
| 1995 | GMC | C2500 Suburban | N/A | Rear A/C not included in this assembly.; Accumulator |
| 1995 | GMC | C3500 | N/A | Accumulator |
| 1995 | GMC | K1500 | N/A | Accumulator |
| 1995 | GMC | K1500 Suburban | N/A | w/ Rear AC; Accumulator |
| 1995 | GMC | K1500 Suburban | N/A | Rear A/C not included in this assembly.; Accumulator |
| 1995 | GMC | K2500 | N/A | Accumulator |
| 1995 | GMC | K2500 Suburban | N/A | w/ Rear AC; Accumulator |
| 1995 | GMC | K2500 Suburban | N/A | Rear A/C not included in this assembly.; Accumulator |
| 1995 | GMC | K3500 | N/A | Accumulator |
| 1995 | GMC | Yukon | N/A | w/ Rear AC; Accumulator |
| 1995 | GMC | Yukon | N/A | Rear A/C not included in this assembly.; Accumulator |
| 1994 | Chevrolet | Blazer | N/A | Accum; Accumulator |
| 1994 | Chevrolet | C1500 | N/A | Accum; Accumulator |
| 1994 | Chevrolet | C1500 Suburban | N/A | Accum; Accumulator |
| 1994 | Chevrolet | C2500 | N/A | Accum; Accumulator |
| 1994 | Chevrolet | C2500 Suburban | N/A | Accum; Accumulator |
| 1994 | Chevrolet | C35 | N/A | Accum; Accumulator |
| 1994 | Chevrolet | C3500 | N/A | Accum; Accumulator |
| 1994 | Chevrolet | K1500 | N/A | Accum; Accumulator |
| 1994 | Chevrolet | K1500 Suburban | N/A | Accum; Accumulator |
| 1994 | Chevrolet | K2500 | N/A | Accum; Accumulator |
| 1994 | Chevrolet | K2500 Suburban | N/A | Accum; Accumulator |
| 1994 | Chevrolet | K3500 | N/A | Accum; Accumulator |
| 1994 | GMC | C1500 | N/A | Accumulator |
| 1994 | GMC | C1500 Suburban | N/A | w/ Rear AC; Accumulator |
| 1994 | GMC | C1500 Suburban | N/A | Rear A/C not included in this assembly.; Accumulator |
| 1994 | GMC | C2500 | N/A | Accumulator |
| 1994 | GMC | C2500 Suburban | N/A | w/ Rear AC; Accumulator |
| 1994 | GMC | C2500 Suburban | N/A | Rear A/C not included in this assembly.; Accumulator |
| 1994 | GMC | C3500 | N/A | Accumulator |
| 1994 | GMC | K1500 | N/A | Accumulator |
| 1994 | GMC | K1500 Suburban | N/A | w/ Rear AC; Accumulator |
| 1994 | GMC | K1500 Suburban | N/A | Rear A/C not included in this assembly.; Accumulator |
| 1994 | GMC | K2500 | N/A | Accumulator |
| 1994 | GMC | K2500 Suburban | N/A | w/ Rear AC; Accumulator |
| 1994 | GMC | K2500 Suburban | N/A | Rear A/C not included in this assembly.; Accumulator |
| 1994 | GMC | K3500 | N/A | Accumulator |
| 1994 | GMC | Yukon | N/A | w/ Rear AC; Accumulator |
| 1994 | GMC | Yukon | N/A | Rear A/C not included in this assembly.; Accumulator |
* 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.