Four Seasons 33209 A/C Accumulator

Four Seasons 33209 A/C Accumulator

The Four Seasons 33209 accumulator is a complete aluminum A/C accumulator for select Chevrolet and GMC trucks and SUVs from 1994-1995. It is built to meet or exceed OEM requirements and includes the correct switch port configuration for applications that use a switch port but do not use a service port on the accumulator.

Key Features

• Four Seasons Accumulator line replacement part
• Part number 33209
• Complete unit construction
• Aluminum body for OE-style fit and durability
• Female O-ring inlet and male insert O-ring outlet
• Switch port included; no service port on the accumulator
• Meets or exceeds OEM specifications
• Preconfigured with OE-style O-ring sealing points

Product Details

Four Seasons 33209 is an A/C accumulator used in the HVAC refrigerant circuit to help manage moisture and liquid refrigerant before it reaches the compressor. The accumulator measures 3.500 inches in body diameter and 8.000 inches in body length, with metric dimensions of 88.900 mm by 203.200 mm. It uses a 3/4-inch female O-ring inlet with M27x2.000 thread size and a 3/4-inch male insert O-ring outlet with M27x2.000 thread size. The switch port measures 0.472 inch (12.000 mm), and the unit is supplied without a service port.

This part cross-references Monroe Shocks & Struts 33101 for the same application. It is a direct-fit option for many 1994-1995 Chevrolet C1500, K1500, Silverado, Tahoe, and 1994-1995 GMC C1500 and K1500 truck applications, including select Suburban and Yukon configurations listed below.

Vehicle Fitment

• Fits 1994-1995 Chevrolet C1500, N/A
• Fits 1994-1995 Chevrolet C1500 Suburban, N/A
• Fits 1994-1995 Chevrolet C2500, N/A
• Fits 1994-1995 Chevrolet C2500 Suburban, N/A
• Fits 1994-1995 Chevrolet C35, N/A
• Fits 1994-1995 Chevrolet C3500, N/A
• Fits 1994-1995 Chevrolet K1500, N/A
• Fits 1994-1995 Chevrolet K1500 Suburban, N/A
• Fits 1994-1995 Chevrolet K2500, N/A
• Fits 1994-1995 Chevrolet K2500 Suburban, N/A
• Fits 1994-1995 Chevrolet K3500, N/A
• Fits 1995 Chevrolet Silverado, N/A
• Fits 1995 Chevrolet Suburban 1500, N/A
• Fits 1995 Chevrolet Tahoe, N/A
• Fits 1994-1995 GMC C1500, N/A
• Fits 1994-1995 GMC C1500 Suburban, N/A
• Fits 1994-1995 GMC C2500, N/A
• Fits 1994-1995 GMC C2500 Suburban, N/A
• Fits 1994-1995 GMC C3500, N/A
• Fits 1994-1995 GMC K1500, N/A
• Fits 1994-1995 GMC K1500 Suburban, N/A
• Fits 1994-1995 GMC K2500, N/A
• Fits 1994-1995 GMC K2500 Suburban, N/A
• Fits 1994-1995 GMC K3500, N/A
• Fits 1994-1995 GMC Yukon, N/A
• Fits 1994 Chevrolet Blazer, N/A

Common Replacement Uses

• Restoring proper refrigerant storage and moisture control in the A/C system
• Replacing a leaking or corroded accumulator housing
• Addressing poor cooling caused by internal contamination or restricted flow
• Repairing a damaged switch-port accumulator assembly
• Matching OE-style connections during HVAC service on Chevrolet and GMC trucks

Installation Notes

Verify inlet and outlet fitting style, switch-port configuration, and mounting location before installation. Replace the O-rings with the correct refrigerant-compatible seals during service, and evacuate and recharge the system according to factory procedures after the repair. Mounting hardware is not included.

Quality Assurance

Four Seasons lists this accumulator as meeting or exceeding OEM requirements, making it a specification-based replacement for factory-style HVAC service on the listed Chevrolet and GMC applications.