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Four Seasons 33166 A/C Accumulator
| Brand | Four Seasons 33166 |
|---|---|
| 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 IN | 0.750 |
| Inlet MM | 19.050 |
| Length MM | 228.600 |
| Material | Aluminum |
| Meets / Exceeds OEM? | Yes |
| Mounting Hardware? | Not Included |
| O-Ring A Number/Desc | [24650] / Green O-Ring |
| O-Ring B Number/Desc | [24612] / Green O-Ring |
| Outlet Fitting Diameter | 0.750 |
| Outlet Fitting Type | Male Insert O-Ring |
| Outlet Fraction | 3/4 |
| Outlet MM | 19.050 |
| Printed Foot Note | Swivel Top/Universal Accumulator also available Part No. [33705] - Tube kit not required. |
| Style | Complete Unit |
| Switch | w/ Switch Port |
| Switch Port Dia. IN | 0.250 |
| Switch Port Dia.MM | 6.350 |
| Type | Accumulator |
| Product line | Accumulator |
| Fits | Buick, Chevrolet, Oldsmobile, Pontiac, and GMC · 23 vehicles |
OE direct replacement. Meets or exceeds OEM requirements for dependable service.
Aluminum construction. Lightweight body helps resist corrosion in HVAC use.
Complete unit. Includes the accumulator with switch port and O-ring seals.
Cross-references AP Exhaust 7448, Carlson 41331 and Febi-Bilstein 21648 for the same application. See all 51.
Four Seasons 33166 A/C Accumulator Overview
Four Seasons 33166 is a complete A/C accumulator for select Buick, Chevrolet, GMC, Oldsmobile, and Pontiac applications. Built from aluminum and engineered to meet or exceed OEM requirements, it is a direct replacement for vehicles that use a female O-ring inlet, male insert O-ring outlet, and a switch port.
For buyers searching for a Four Seasons accumulator 33166 for a 1987-1990 Chevrolet Astro or 1987-1989 GMC Safari, this unit provides the correct service-style configuration for the listed applications. It is also listed for 1989-1990 Buick Century, Chevrolet Celebrity, Oldsmobile Cutlass Ciera, Oldsmobile Cutlass Cruiser, and Pontiac 6000.
Key Features
- Part number: 33166
- Four Seasons Accumulator product line
- Complete unit A/C accumulator
- Aluminum body construction
- Female O-ring inlet and male insert O-ring outlet
- Switch port included; no service port
- Meets or exceeds OEM specifications
- Direct-fit dimensions: 3.500 in. body diameter, 9.000 in. body length
Product Details
The Four Seasons Accumulator line is built for HVAC service applications that require accurate fitment and dependable refrigerant management. Part number 33166 uses a 3/4 in. inlet and outlet configuration, with a 0.250 in. switch port diameter, and is supplied as a complete unit for the listed vehicles. The aluminum housing supports corrosion resistance in underhood environments, while the OE-style fitting layout helps maintain proper A/C system connection points.
This part cross-references Monroe Shocks & Struts 172693 for the same application.
What This Part Helps Address
- Loss of A/C cooling performance caused by a failing accumulator
- Moisture control issues in the refrigerant circuit
- Improper system operation from damaged accumulator fittings
- Leaks at the inlet, outlet, or switch-port area
- Service replacement needs on 1987-1990 Chevrolet Astro and 1987-1989 GMC Safari models
Installation Notes and Fitment
- Fits 1989-1990 Buick Century, N/A
- Fits 1989-1990 Chevrolet Celebrity, N/A
- Fits 1989-1990 Oldsmobile Cutlass Ciera, N/A
- Fits 1989-1990 Oldsmobile Cutlass Cruiser, N/A
- Fits 1989-1990 Pontiac 6000, N/A
- Fits 1989 Buick Century, N/A
- Fits 1987-1989 Chevrolet Astro, N/A
- Fits 1987-1989 GMC Safari, N/A
Verify the inlet and outlet fitting style, switch-port requirement, and body dimensions before installation. Mounting hardware is not included. The printed foot note indicates a swivel top/universal accumulator is also available as Part No. 33705, and a tube kit is not required for that option.
Quality Assurance
Four Seasons lists this accumulator as meeting or exceeding OEM specifications, making it a direct replacement option for the confirmed applications. Part number 33166 is built to the stated dimensions and fitting style for accurate HVAC service on the listed Buick, Chevrolet, GMC, Oldsmobile, and Pontiac vehicles.
| Year | Make | Model | Body Type | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1990 | Buick | Century | Sedan | 3.3L | V6 | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1990 | Buick | Century | Coupe | 3.3L | V6 | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1990 | Chevrolet | Celebrity | — | 3.1L | V6 | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1990 | Oldsmobile | Cutlass Ciera | — | 3.3L | V6 | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1990 | Oldsmobile | Cutlass Cruiser | — | 3.3L | V6 | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1990 | Pontiac | 6000 | — | 3.1L | V6 | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1989 | Buick | Century | Sedan | 3.3L | V6 | N/A | Automatic A/C requires optional Swivel Top/Universal Accumulator; Tube kit not needed; Accumulator |
| 1989 | Buick | Century | Coupe | 3.3L | V6 | N/A | Automatic A/C requires optional Swivel Top/Universal Accumulator; Tube kit not needed; Accumulator |
| 1989 | Buick | Century | Sedan | 2.8L | V6 | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1989 | Buick | Century | Coupe | 2.8L | V6 | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1989 | Chevrolet | Astro | — | 4.3L | V6 | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1989 | Chevrolet | Celebrity | — | 2.8L | V6 | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1989 | GMC | Safari | — | 4.3L | V6 | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1989 | Oldsmobile | Cutlass Ciera | — | 3.3L | V6 | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1989 | Oldsmobile | Cutlass Ciera | — | 2.8L | V6 | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1989 | Oldsmobile | Cutlass Cruiser | — | 3.3L | V6 | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1989 | Oldsmobile | Cutlass Cruiser | — | 2.8L | V6 | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1989 | Pontiac | 6000 | — | 3.1L | V6 | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1989 | Pontiac | 6000 | — | 2.8L | V6 | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1988 | Chevrolet | Astro | — | 4.3L | V6 | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1988 | GMC | Safari | — | 4.3L | V6 | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1987 | Chevrolet | Astro | — | 4.3L | V6 | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1987 | GMC | Safari | — | 4.3L | V6 | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| No rows match your filter. | |||||||