Four Seasons A/C Accumulator Tube P/N:34203

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$12.99
MPN: 34203
Item Package Quantity: 1
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Four Seasons A/C Accumulator Tube P/N:34203
Four Seasons A/C Accumulator Tube P/N:34203
$12.99

Keep the A/C system dry and clean with the Four Seasons A/C Accumulator Tube (MPN 34203). It's a direct-fit replacement for a range of 1981-1984 Chevrolet and GMC full-size trucks and SUVs, including the Chevrolet C10, C20, C30, K10, K20, K30 and K5 Blazer (plus their Suburban variants), the Chevrolet C15 (1982-1984) and C35 (1983-1984), and the GMC C1500, C2500, C3500, K1500, K2500, K3500, Jimmy and Suburban models — see the Buyer's Guide tab for the full list and engine applications.

  • Filters and dries the refrigerant: acts as a filter that removes moisture and contaminants from the air conditioning system — debris that cannot be cleared by flushing alone.
  • Desiccant absorption: a desiccant bag absorbs moisture in the system; a leaking or open system can saturate the bag within hours, leaving the accumulator/filter drier ineffective.
  • Durable, leak-free build: quality welds and high-quality desiccant support long-lasting performance, produced in an ISO/TS16949 & ISO14001 certified facility.
  • Install-ready: the necessary gaskets, o-rings and seal are included for easy installation.

Replacing the accumulator/filter drier is required to validate the compressor warranty and should be done any time the A/C system is opened or serviced.

Frequently Asked Questions

What does this accumulator tube do?

It acts as a filter and drier, removing moisture and contaminants from the A/C system that flushing cannot clear, using an internal desiccant to absorb moisture.

Are gaskets and o-rings included?

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

Which vehicles does MPN 34203 fit?

It fits many 1981-1984 Chevrolet and GMC full-size trucks and SUVs, such as the C10/C20/C30, K10/K20/K30, K5 Blazer and Jimmy. Check the Buyer's Guide tab for full fitment.

Do I need to replace it when servicing the A/C?

Yes. It must be replaced any time the system is opened or serviced, and replacement is required to validate the compressor warranty.

Why can't the old drier just be flushed and reused?

The contaminants it traps cannot be removed by flushing, and a saturated desiccant bag becomes ineffective, so replacement is essential when the system is serviced.