A/C Accumulator for 1989-1990 Cadillac Fleetwood & More - Four Seasons 33147

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$32.99
MPN: 33147
Item Package Quantity: 1
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Four Seasons A/C Accumulator P/N:33147
Four Seasons A/C Accumulator P/N:33147
$32.99

Keep moisture and debris out of your A/C system with the Four Seasons A/C Accumulator, MPN 33147. It installs as a direct-fit replacement for the 1989-1990 Cadillac DeVille / Coupe DeVille / Sedan DeVille and the 1989-1990 Cadillac Fleetwood — see the Buyer's Guide tab for engine-level details on the listed applications.

Positioned on the low (suction) side, this accumulator/filter drier stores refrigerant and uses a desiccant bag to draw moisture out of the system while filtering out contaminants that flushing cannot remove — which is why it should be replaced whenever the system is opened or serviced.

  • Desiccant absorption: A high-quality desiccant bag captures moisture; a leaking or "open" system can saturate the bag within hours, so replacement is important.
  • Filters the system: Removes moisture and contaminants that can't be cleared by flushing.
  • Leak-resistant build: Quality welds are used for a durable, leak-free design.
  • Install-ready: Necessary gaskets, O-rings, and seal are included.

Produced in an ISO/TS16949 and ISO14001 certified facility and backed by Four Seasons' decades of mobile A/C experience. Replacing the accumulator/filter drier is also required to validate many compressor warranties.

Frequently Asked Questions

What does this A/C accumulator do?

It stores refrigerant on the low side and uses a desiccant bag to absorb moisture while filtering contaminants from the air conditioning system that flushing cannot remove.

Which vehicles does MPN 33147 fit?

It's a direct-fit replacement for the 1989-1990 Cadillac DeVille / Coupe DeVille / Sedan DeVille and the 1989-1990 Cadillac Fleetwood. Check the Buyer's Guide tab to confirm your vehicle.

Are seals included?

Yes. The necessary gaskets, O-rings, and seal are included for installation.

Why should I replace the accumulator when servicing the system?

An open or leaking system can saturate the desiccant bag within hours, making it ineffective. Replacement is also required to validate many compressor warranties.

Are there signs the accumulator may need replacing?

Signs can include reduced cooling, moisture-related issues in the system, or contamination after a compressor failure. Diagnose the system to confirm the cause before replacing.