Four Seasons A/C Accumulator P/N:33166

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$32.99
MPN: 33166
Item Package Quantity: 1
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Four Seasons A/C Accumulator P/N:33166
Four Seasons A/C Accumulator P/N:33166
$32.99

Keep your air conditioning system dry and clean with the Four Seasons A/C Accumulator, part number 33166. It installs as a direct-fit replacement for a range of GM vehicles, including the 1989-1990 Buick Century and Celebrity, 1987-1989 Chevrolet Astro and GMC Safari, 1989-1990 Chevrolet Celebrity, Oldsmobile Cutlass Ciera and Cutlass Cruiser, and 1989-1990 Pontiac 6000 — see the Buyer's Guide tab for the full application list and engine details.

  • Filters and dries the system: Acts as a filter to remove moisture and contaminants from the A/C system — contaminants that flushing cannot remove, which is why the accumulator/filter drier should be replaced.
  • Desiccant absorption: Uses a desiccant bag to absorb moisture in the system. A leaking or "open" system can saturate the bag within a few hours, so the unit is replaced whenever the system is serviced.
  • Durable, leak-free build: Features quality welds for a durable design and high-quality desiccant for appropriate absorption.
  • Installation hardware: The necessary gaskets, o-rings and seal are included for installation.

Backed by over 50 years of mobile A/C experience, Four Seasons builds its accumulator/filter driers in an ISO/TS16949 & ISO14001 certified facility.

Frequently Asked Questions

What does this A/C accumulator do?

It acts as a filter, removing moisture and contaminants from the air conditioning system using a desiccant bag that absorbs moisture the system's refrigerant carries.

Does it come with installation hardware?

Yes. According to Four Seasons, the necessary gaskets, o-rings and seal are included for installation.

Which vehicles does part number 33166 fit?

It fits GM applications such as the 1989-1990 Buick Century/Celebrity, 1987-1989 Chevrolet Astro and GMC Safari, and 1989-1990 Pontiac 6000. Check the Buyer's Guide tab for the full list.

Why should the accumulator be replaced when servicing the A/C?

A leaking or open system can saturate the desiccant bag within a few hours, making the unit ineffective, so it is replaced anytime the system is serviced.

Can flushing remove the contaminants instead of replacing this part?

No. Four Seasons notes that such contaminants cannot be removed by flushing, so replacing the accumulator/filter drier is essential.