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Four Seasons 33169 A/C Accumulator
| Brand | Four Seasons 33169 |
|---|---|
| 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 IN | 0.750 |
| Inlet MM | 19.050 |
| Length MM | 203.200 |
| 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/o Switch Port |
| Type | Accumulator |
| Product line | Accumulator |
| Fits | Audi, Pontiac, Chevrolet, and GMC · 24 vehicles |
OE-spec replacement. Meets or exceeds OEM requirements for dependable A/C service.
Aluminum construction. Lightweight body helps resist corrosion in demanding conditions.
Complete unit. Includes the accumulator assembly with O-ring fittings for a clean install.
Cross-references Bosch 7432, Four Seasons 33169 and Gates 21700 for the same application. See all 57.
Four Seasons 33169 A/C Accumulator Overview
Four Seasons 33169 is a complete A/C accumulator for automotive HVAC systems that use a female O-ring inlet and male insert O-ring outlet. Built from aluminum and engineered to meet or exceed OEM requirements, it is a direct replacement choice for service on select Audi, Pontiac, Chevrolet, and GMC applications.
Use this Four Seasons accumulator when servicing a 1990-1991 Audi 90 Quattro or Coupe Quattro, or when replacing the accumulator on 1988 Chevrolet C1500, K1500, C2500, K2500, C3500, K3500 and matching GMC truck applications. The Four Seasons 33169 part number is also referenced in multiple aftermarket cross listings for the same application.
Key Features
- Part type: A/C accumulator
- Brand line: Four Seasons Accumulator
- Part number: 33169
- Aluminum body construction
- Complete unit style
- Female O-ring inlet and male insert O-ring outlet
- No service port and no switch port
- Meets or exceeds OEM specifications
- Swivel top/universal accumulator note referenced by the manufacturer
- Compatible with select Audi, Pontiac, Chevrolet, and GMC HVAC applications
Product Details
The accumulator is a key component in the vehicle air conditioning system, helping manage refrigerant flow and moisture control on the low-pressure side of the HVAC circuit. Four Seasons 33169 measures 3.500 inches in body diameter and 8.000 inches in body length, with a 3/4 inch inlet and 3/4 inch outlet. The aluminum construction supports corrosion resistance in underhood environments, while the OE-style fitment details make it a practical replacement for service work on older GM truck platforms and select Audi and Pontiac models.
This part cross-references Gates 21700 and Bosch 7432 for the same application.
What It Helps Address
- Loss of A/C cooling performance caused by a worn or restricted accumulator
- Moisture management issues in the refrigerant circuit
- Improper refrigerant flow through a damaged low-side component
- Leaks at accumulator O-ring connections
- Service replacement on aging HVAC systems in Audi 90, Audi Coupe Quattro, Chevrolet C/K trucks, GMC C/K trucks, Pontiac Grand Am, and Pontiac Sunbird applications
Installation Notes and Tips
Verify inlet and outlet fitting style before installation: this unit uses a female O-ring inlet and a male insert O-ring outlet, and it does not include a service port or switch port. Confirm the vehicle’s existing line routing and mounting location against the listed dimensions before assembly. Mounting hardware is not included. Replace the specified O-rings during service and evacuate and recharge the system according to OEM HVAC procedures.
Quality Assurance
Four Seasons 33169 is built to meet or exceed OEM specifications for the listed applications. The part is supplied as a complete accumulator assembly for direct replacement service on compatible vehicles.
| Year | Make | Model | Drive Type | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|---|
| 1991 | Audi | 90 Quattro | AWD | — | — | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1991 | Audi | Coupe Quattro | — | — | — | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1990 | Audi | 90 | — | — | — | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1990 | Audi | 90 Quattro | — | — | — | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1990 | Audi | Coupe Quattro | — | — | — | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1990 | Pontiac | Sunbird | — | 2.0L | L4 | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1989 | Pontiac | Grand Am | — | 2.0L | L4 | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1989 | Pontiac | Sunbird | — | 2.0L | L4 | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1988 | Chevrolet | C15 | — | — | — | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1988 | Chevrolet | C1500 | — | — | — | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1988 | Chevrolet | C2500 | — | — | — | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1988 | Chevrolet | C35 | — | — | — | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1988 | Chevrolet | C3500 | — | — | — | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1988 | Chevrolet | K1500 | — | — | — | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1988 | Chevrolet | K2500 | — | — | — | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1988 | Chevrolet | K3500 | — | — | — | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1988 | GMC | C1500 | — | — | — | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1988 | GMC | C2500 | — | — | — | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1988 | GMC | C3500 | — | — | — | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1988 | GMC | K1500 | — | — | — | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1988 | GMC | K2500 | — | — | — | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1988 | GMC | K3500 | — | — | — | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1988 | Pontiac | Grand Am | — | 2.0L | L4 | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
| 1987 | Pontiac | Grand Am | — | 2.0L | L4 | N/A | Optional swivel top or universal A/C accumulator; no tube kit required.; Accumulator |
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