Four Seasons 33190 A/C Accumulator

Four Seasons 33190 A/C Accumulator

The Four Seasons Accumulator 33190 is a complete A/C accumulator built for select 1984 GM applications. It uses an aluminum body with OE-style inlet and outlet connections, plus a switch port for systems that require it.

For buyers searching for a 1984 Chevrolet C10 A/C accumulator, 1984 GMC K1500 accumulator, or 1984 Buick Regal HVAC replacement, this unit matches the listed factory-style fitment and connection layout.

Key Features

• Brand: Four Seasons Accumulator
• Part number: 33190
• Aluminum construction
• Complete unit style
• Female O-ring inlet fitting, 3/4 in. diameter
• Male insert O-ring outlet fitting, 3/4 in. diameter
• Switch port included; service port not included
• Meets or exceeds OEM requirements
• Includes green O-ring service seals for the listed connections

Product Details

The Four Seasons 33190 accumulator is part of the Four Seasons Accumulator line and is built for HVAC systems that use a separate accumulator/receiver drier assembly. Its 3.500-inch body diameter and 9.000-inch body length support OE-style packaging, while the aluminum housing helps maintain a factory-type appearance and fit. This part cross-references Monroe Shocks & Struts 172490 for the same application.

Compatible With 1984 Buick Regal, 1984 Chevrolet C10, 1984 Chevrolet C10 Suburban, 1984 Chevrolet C15, 1984 Chevrolet C20, 1984 Chevrolet C20 Suburban, 1984 Chevrolet C30, 1984 Chevrolet C35, 1984 Chevrolet El Camino, 1984 Chevrolet K10, 1984 Chevrolet K10 Suburban, 1984 Chevrolet K20, 1984 Chevrolet K20 Suburban, 1984 Chevrolet K30, 1984 Chevrolet K5 Blazer, 1984 Chevrolet Monte Carlo, 1984 GMC C1500, 1984 GMC C1500 Suburban, 1984 GMC C2500, 1984 GMC C2500 Suburban, 1984 GMC C3500, 1984 GMC Jimmy, 1984 GMC K1500, 1984 GMC K1500 Suburban, 1984 GMC K2500, 1984 GMC K2500 Suburban, 1984 GMC K3500, 1984 Oldsmobile Cutlass Calais, 1984 Oldsmobile Cutlass Supreme, 1984 Pontiac Bonneville, and 1984 Pontiac Grand Prix.

What It Helps Address

• Loss of refrigerant control in the A/C accumulator circuit
• Damaged or leaking accumulator housing
• Worn O-ring sealing surfaces at the inlet or outlet
• Incorrect fitment from a mismatched HVAC replacement part
• Service issues on 1984 Chevrolet C10 and GMC K1500 A/C systems

Installation Notes

• Verify the vehicle’s original accumulator style, port layout, and connection sizes before installation.
• Confirm the switch port requirement on the existing HVAC system.
• Replace sealing O-rings as needed and lubricate them with the correct refrigerant oil during assembly.
• Mounting hardware is not included.
• After installation, evacuate and recharge the system according to OEM service procedures.

Quality Assurance

Four Seasons lists this accumulator as meeting or exceeding OEM requirements. The part number 33190 is built to OE-style specifications for the listed 1984 GM applications, including Chevrolet, GMC, Buick, Oldsmobile, and Pontiac models.