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Four Seasons 33103 A/C Accumulator
| Brand | Four Seasons 33103 |
|---|---|
| Body Diameter | 3.500 |
| Body Length | 9.000 |
| 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 Thread Size | M27x2.000 |
| Length MM | 228.600 |
| 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 |
| Product line | Accumulator |
| Fits | Buick · 4 vehicles |
OE-grade replacement. Meets or exceeds OEM requirements for dependable performance.
Aluminum construction. Lightweight body resists corrosion in demanding HVAC service.
Complete unit. Includes the accumulator with switch port and O-ring fittings.
Cross-references Continental 49037, Four Seasons 16308 and Four Seasons 33103 for the same application. See all 33.
Four Seasons 33103 A/C Accumulator for Regal
The Four Seasons 33103 accumulator is a complete aluminum A/C accumulator built for select 1994-1995 Buick Regal applications. It is an OE-style replacement that meets or exceeds OEM requirements and includes the switch port configuration needed for the listed vehicle fitment.
Key Features
- Brand: Four Seasons Accumulator line
- Part number: 33103
- Type: A/C accumulator, complete unit
- Material: aluminum construction
- Inlet fitting: female O-ring, M27x2.000 thread
- Outlet fitting: male insert O-ring, M27x2.000 thread
- Switch port: w/ switch port
- Switch service port: w/o service port
- Meets or exceeds OEM specifications
- Compatible with 1994-1995 Buick Regal, accumulator application
Detailed Description
Four Seasons 33103 is an A/C accumulator designed for the Buick Regal HVAC system in 1994 and 1995. The aluminum body measures 3.500 inches in diameter and 9.000 inches in length, with a 12.000 mm switch port diameter and O-ring sealing at both inlet and outlet connections. This part number 33103 is built as a complete unit for direct replacement in the specified accumulator location.
The Four Seasons Accumulator product line focuses on replacement HVAC components that match OE-style fitment and connection details. For this application, the accumulator uses green O-rings and the listed inlet and outlet thread sizes to support proper sealing in the A/C circuit. This part cross-references Gates 21622 for the same application.
What It Helps Address
- Loss of refrigerant storage in the A/C system
- Moisture management issues in the HVAC circuit
- Improper suction-side refrigerant flow control
- Leaking accumulator seals at O-ring connections
- Service replacement for a worn Buick Regal accumulator
Installation Notes and Tips
Verify the inlet and outlet thread sizes, fitting style, and switch port configuration before installation. Replace the accumulator when opening the A/C system for major service, and evacuate and recharge the system according to factory procedures after installation. Confirm the vehicle is a 1994-1995 Buick Regal with the accumulator-style HVAC layout shown in the fitment data.
Quality Assurance
This Four Seasons accumulator meets or exceeds OEM requirements for the listed application. Use it as a direct replacement for the specified Buick Regal fitment when the original part number and connection details match.
| Year | Make | Model | Body Type | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1995 | Buick | Regal | Sedan | 3.8L | V6 | N/A | Accumulator |
| 1995 | Buick | Regal | Coupe | 3.8L | V6 | N/A | Accumulator |
| 1994 | Buick | Regal | Sedan | 3.8L | V6 | N/A | Accumulator |
| 1994 | Buick | Regal | Coupe | 3.8L | V6 | N/A | Accumulator |
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