Four Seasons A/C Accumulator P/N:33111
Keep moisture and contaminants out of your A/C system with the Four Seasons A/C Accumulator, MPN 33103. It installs as a direct-fit replacement for the 1994-1995 Buick Regal (see the "Vehicles it fits" section for engine-level fitment). Positioned on the low-pressure side, the accumulator stores refrigerant and uses an internal desiccant to trap moisture and debris that flushing alone cannot remove — which is why replacing it is a standard part of any A/C service.
Backed by Four Seasons' decades of mobile A/C experience and produced in an ISO/TS16949 & ISO14001 certified facility, this accumulator is designed for long-lasting performance. Replacing the accumulator/filter drier is also required to validate many compressor warranties whenever the system is opened for service.
What does this A/C accumulator do?
It stores refrigerant on the low-pressure side and uses an internal desiccant to remove moisture and contaminants from the air conditioning system — debris that flushing cannot remove.
Does it fit my vehicle?
MPN 33103 is a direct-fit replacement for the 1994-1995 Buick Regal. Check the "Vehicles it fits" section for engine-level fitment before ordering.
Are gaskets and seals included?
Yes. Four Seasons states the necessary gaskets, o-rings and seal are included for easy installation.
Why should the accumulator be replaced during A/C service?
A leaking or open system can saturate the desiccant bag within hours, making the unit ineffective. Replacing it is also required to validate many compressor warranties.
What are signs this accumulator may need replacing?
Reduced cooling, moisture-related contamination in the system, or opening the A/C system for service. If a saturated or failed accumulator is the cause, this unit replaces it.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.