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Genuine BMW 330i A/C Accumulator

Accumulator
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2 A/C Accumulators found

  • BMW 330i A/C Accumulator - 64536936557
    Diagram for BMW 330i A/C Accumulator - 64536936557
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    BMW 330i Drier Insert

    Part Number: 64536936557
    $231.65 MSRP: $297.95
    You Save: $66.30 (23%)
    Ships in 1-3 Business Days
    ADD TO CART
    Product Specifications
    • Other Name: Dehydrator, Drier, Drier Dessicant Bag
    • Warranty: This genuine part is guaranteed by BMW's factory warranty.
    Fits the following Vehicles:
    • 2006 BMW 330i | Sedan(E90)
  • BMW 330i A/C Accumulator - 64538377330
    Diagram for BMW 330i A/C Accumulator - 64538377330
    View related parts

    BMW 330i Drying Container

    Part Number: 64538377330
    $220.50 MSRP: $322.72
    You Save: $102.22 (32%)
    Ships in 1-3 Business Days
    ADD TO CART
    Product Specifications
    • Other Name: Dehydrator, Drier
    • Warranty: This genuine part is guaranteed by BMW's factory warranty.
    Fits the following Vehicles:
    • 2001-2005 BMW 330i | Sedan(E46)

BMW 330i A/C Accumulator

The BMW 330i A/C Accumulator protects the air conditioning loop by straining out the moisture and grime before it reaches the air conditioning compressor. Shaped like a metal cylinder, the A/C Accumulator is located just downstream of the evaporator, where it collects the refrigerant oil and any remaining water. Then, the only vapor is sent back in the direction of the compressor, which is a good thing because it prevents internal rust and ice from developing. Each unit conceals a desiccant bag that absorbs humidity while the internal screen traps specks of debris that flushing can't move. When the desiccant is saturated or the screen is clogged, replacing the A/C Accumulator restores steady cooling and saves the costly compressor from damage. Over the years, some versions of the BMW 330i have instead applied a receiver drier placed in the high-pressure liquid line. That component has the same moisture removal mission but works before the expansion valve, whereas the A/C Accumulator always does its work on the low-pressure side, located between the evaporator and compressor. That location difference is the primary difference between the two styles, although both use the same desiccant mechanism, making timely A/C Accumulator service important for every BMW 330i owner seeking crisp, reliable cabin cooling.

If you are looking for OEM BMW 330i A/C Accumulator, we highly recommend to shop with us. Not only do we offer budget friendly prices, but we also provide fast delivery. In addition, we have a hassle-free return policy on all genuine BMW 330i A/C Accumulator that come backed by the manufacturer's warranty.

BMW 330i A/C Accumulator Parts Questions & Experts Answers

  • BMW 330i A/C Accumulator - 64536936557 Drier Insert Drier Insert
    64536936557
    Q:
    How to remove and install a A/C Accumulator,A/C Compressor,A/C Condenser,A/C Evaporator Core and A/C Expansion Valve on BMW 330i?
    Posted by Raymundo A.
    A:
    For A/C system maintenance on a BMW,Discharge and recover refrigerant at a certified shop. Heater Assembly: Remove, access A/C evaporator core by detaching necessary parts, and reinstall. Remember to replace the A/C accumulator. Cowl Trim Panel: Remove and replace caps as required. Ensure replacement of damaged seals to prevent leaks. Cabin Air Filter: Remove, access, and manage components behind the engine, including the expansion valve. Replace used seals. A/C Accumulator: Replace under certain conditions like system contamination, replacements of major components, or extended exposure. Condenser: Detach, replace desiccant sack in the new insert, and reinstall. Compressor (3.0L & 2.0L): Remove by detaching necessary components, including thermostat (for 3.0L). Note: Refill with proper refrigerant oil during reinstallation. Sensors: Gently remove from their locations, either from the instrument panel, engine compartment, or heater housing. Replace as per original setup. Pressure Sensor: Located on the left refrigerant line, remove after refrigerant discharge, and reinstall. Ensure tight connection. Condenser: Situated before the radiator, remove by detaching related components, and reattach. A/C Evaporator Core: Access by removing the passenger-side intake duct and associated parts. Reinstall securely. Always use professional services for A/C tasks due to their technical nature.
    Answered by BMW Parts Specialist Noah / Jan 27, 2026

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