Four Seasons
Accumulator

Four Seasons 33177 A/C Accumulator

Brand Four Seasons 33177
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, Oldsmobile, Pontiac, and Chevrolet · 24 vehicles

OE direct replacement. Meets or exceeds OEM requirements for dependable A/C service.

Aluminum construction. Lightweight body resists corrosion in demanding HVAC environments.

Complete unit. Ready-to-install accumulator with switch port and O-ring fittings.

Cross-references BBB Industries 11362, Four Seasons 4352N and Four Seasons 33177 for the same application. See all 49.

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Four Seasons 33177 A/C Accumulator

The Four Seasons 33177 A/C accumulator is a complete aluminum replacement built for select GM applications that need reliable refrigerant management and moisture control. It is a direct-fit style accumulator with a switch port and OE-style O-ring connections for service on vehicles such as the Chevrolet Corvette, Buick LeSabre, and Oldsmobile 98.

Key Features

  • Four Seasons Accumulator line, part number 33177
  • Complete unit construction in aluminum
  • Female O-ring inlet and male insert O-ring outlet
  • Switch port included; no service port on body
  • Body diameter: 3.500 in. | Body length: 9.000 in.
  • Meets or exceeds OEM requirements
  • OE-style fitment for select 1984-1988 GM vehicles

Product Details

Four Seasons 33177 is an A/C accumulator designed for HVAC systems that use an accumulator/receiver drier style component to separate refrigerant vapor from liquid and help protect the compressor. The aluminum body measures 88.900 mm in diameter and 228.600 mm in length, with a 3/4 in. inlet and outlet configuration. It uses green O-ring sealing points and includes a switch port for the applicable system layout. This part cross-references UAC RD6258C for the same application.

Compatible With 1984-1987 Chevrolet Corvette, N/A; 1986-1988 Buick LeSabre, N/A; 1986-1988 Oldsmobile 98, N/A; 1986-1988 Oldsmobile Custom Cruiser, N/A; 1986-1988 Oldsmobile Delta 88, N/A; 1987-1988 Pontiac Bonneville, N/A; and 1986 Buick Century, N/A. The Four Seasons 33177 is also referenced across multiple aftermarket catalogs for these GM A/C accumulator applications.

Common A/C Problems It Can Address

  • Leaking accumulator housing or worn O-ring sealing surfaces
  • Restricted refrigerant flow caused by a failing internal desiccant assembly
  • Moisture contamination in the air conditioning system
  • Compressor protection issues related to poor refrigerant separation
  • Service replacement needs on aging GM HVAC systems

Installation Notes

Verify inlet and outlet fitting style, switch port configuration, and body dimensions before installation. Mounting hardware is not included. Replace the O-rings during service and confirm the system is evacuated and recharged to the correct specification after installation. The printed foot note indicates a swivel top/universal accumulator option is also available under Part No. 33705, and a tube kit is not required for that application.

Quality Assurance

This Four Seasons accumulator meets or exceeds OEM requirements and is built as a complete replacement unit for the listed GM fitments. Four Seasons Accumulator 33177 is specified for direct replacement service on select Chevrolet, Buick, Oldsmobile, and Pontiac vehicles from the 1984-1988 model years.

This part fits 24 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelBody TypeLitersCylindersPositionNotes
1988BuickLeSabreSedan3.8LV6N/AOptional swivel top or universal A/C accumulator; no tube kit required.; Accumulator
1988BuickLeSabreCoupe3.8LV6N/AOptional swivel top or universal A/C accumulator; no tube kit required.; Accumulator
1988Oldsmobile98N/AOptional swivel top or universal A/C accumulator; no tube kit required.; Accumulator
1988OldsmobileCustom CruiserN/AOptional swivel top or universal A/C accumulator; no tube kit required.; Accumulator
1988OldsmobileDelta 88N/AOptional swivel top or universal A/C accumulator; no tube kit required.; Accumulator
1988PontiacBonnevilleN/AOptional swivel top or universal A/C accumulator; no tube kit required.; Accumulator
1987BuickLeSabreSedan3.8LV6N/AOptional swivel top or universal A/C accumulator; no tube kit required.; Accumulator
1987BuickLeSabreCoupe3.8LV6N/AOptional swivel top or universal A/C accumulator; no tube kit required.; Accumulator
1987ChevroletCorvetteN/AOptional swivel top or universal A/C accumulator; no tube kit required.; Accumulator
1987Oldsmobile98N/AOptional swivel top or universal A/C accumulator; no tube kit required.; Accumulator
1987OldsmobileCustom CruiserN/AOptional swivel top or universal A/C accumulator; no tube kit required.; Accumulator
1987OldsmobileDelta 88N/AOptional swivel top or universal A/C accumulator; no tube kit required.; Accumulator
1987PontiacBonnevilleN/AOptional swivel top or universal A/C accumulator; no tube kit required.; Accumulator
1986BuickCenturyWagon3.8LV6N/AOptional swivel top or universal A/C accumulator; no tube kit required.; Accumulator
1986BuickLeSabreSedan3.8LV6N/AOptional swivel top or universal A/C accumulator; no tube kit required.; Accumulator
1986BuickLeSabreCoupe3.8LV6N/AOptional swivel top or universal A/C accumulator; no tube kit required.; Accumulator
1986BuickLeSabreSedan3.0LV6N/AOptional swivel top or universal A/C accumulator; no tube kit required.; Accumulator
1986BuickLeSabreCoupe3.0LV6N/AOptional swivel top or universal A/C accumulator; no tube kit required.; Accumulator
1986ChevroletCorvetteN/AOptional swivel top or universal A/C accumulator; no tube kit required.; Accumulator
1986Oldsmobile98N/AOptional swivel top or universal A/C accumulator; no tube kit required.; Accumulator
1986OldsmobileCustom CruiserN/AOptional swivel top or universal A/C accumulator; no tube kit required.; Accumulator
1986OldsmobileDelta 88N/AOptional swivel top or universal A/C accumulator; no tube kit required.; Accumulator
1985ChevroletCorvetteN/AOptional swivel top or universal A/C accumulator; no tube kit required.; Accumulator
1984ChevroletCorvetteN/AOptional swivel top or universal A/C accumulator; no tube kit required.; Accumulator
Directly replaces or cross-references 49 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
BBB Industries — 11362Four Seasons — 4352NFour Seasons — 33177Gates — 21430Gates — 21643Global Parts Distributors LLC — 1411327National — 510016Remy — 16487SKF — 7464UAC — RD6258CUAC — RD8818C4430N16487D21431R41430443101514301514311516431725621788182075622085535000205200217036647050417085531162020014875962724797272479827248143058673309049330909813092034309203537050413723203713317711133177VA9127AC2340AC2340CCWK705041ED562RD5081RD6258