HomeHVAC > A/C Flow RestrictorsFour Seasons 38655 A/C Expansion Valve
Part #: 38655

Four Seasons 38655 A/C Expansion Valve

Expansion Valve
9 vehicles fit this part
Select your vehicle to confirm fitment
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Expansion Valve
Fitment: Buick, Chevrolet, Oldsmobile, and Pontiac, Achieva, Corsica, Grand Am, and Skylark
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Four Seasons 38655 Expansion Valve

The Four Seasons 38655 A/C expansion valve is a TXV-style HVAC flow restrictor built for R134A systems and finished in brass. It helps regulate refrigerant flow into the evaporator for stable air conditioning performance in supported applications, including Chevrolet Corsica, Buick Skylark, Oldsmobile Achieva, and Pontiac Grand Am.

  • Brand: Four Seasons Expansion Valve
  • Part number: 38655
  • TXV design for refrigerant metering in automotive A/C systems
  • Brass construction
  • Refrigerant type: R134A
  • Super heat setting: 9.0
  • Compatible with 1994-1996 Chevrolet Corsica, N/A
  • Compatible with 1994-1995 Buick Skylark, N/A
  • Compatible with 1994-1995 Oldsmobile Achieva, N/A
  • Compatible with 1994-1995 Pontiac Grand Am, N/A

Product Details

As a Four Seasons Expansion Valve, part number 38655, this TXV is specified for R134A air conditioning systems and uses a 9.0 super heat setting to control refrigerant delivery at the evaporator. The brass body supports consistent A/C flow management in vehicles that use this valve style, making it a direct-service replacement for the listed fitments. This part cross-references Monroe Shocks & Struts 182272 for the same application.

Common A/C Issues It Can Address

  • Erratic evaporator refrigerant feed
  • Weak or inconsistent cabin cooling
  • Improper superheat control in the A/C circuit
  • Restricted refrigerant flow at the expansion valve
  • Service replacement for a worn or failed TXV

Installation Notes and Tips

Verify the vehicle uses an R134A system and confirm the valve style before installation. Match the replacement to the original application and inspect the surrounding A/C components for contamination or wear that could affect system performance. For fitment reference, this part fits 1994-1996 Chevrolet Corsica, N/A; 1994-1995 Buick Skylark, N/A; 1994-1995 Oldsmobile Achieva, N/A; and 1994-1995 Pontiac Grand Am, N/A.

Quality Assurance

Four Seasons is a recognized aftermarket brand for HVAC service parts, and this expansion valve is cataloged under part number 38655 for the listed applications. Use the confirmed vehicle fitment and refrigerant specification to verify selection before service.

BrandFour Seasons
Part Number38655
PositionExpansion Valve
ColorBrass
Refrigerant TypeR134a
TypeTxv
Super Heat9.0

This part fits 9 vehicles. Search below:

YearMakeModelPositionNotes
1996ChevroletCorsicaN/Aw/ Valve; Old Part, Exhaust Stock and Reorder.; Expansion Valve
1995BuickSkylarkN/Aw/ Valve; Old Part, Exhaust Stock and Reorder.; Expansion Valve
1995ChevroletCorsicaN/Aw/ Valve; Old Part, Exhaust Stock and Reorder.; Expansion Valve
1995OldsmobileAchievaN/Aw/ Valve; Old Part, Exhaust Stock and Reorder.; Expansion Valve
1995PontiacGrand AmN/Aw/ Valve; Old Part, Exhaust Stock and Reorder.; Expansion Valve
1994BuickSkylarkN/Aw/ Valve; Old Part, Exhaust Stock and Reorder.; Expansion Valve
1994ChevroletCorsicaN/Aw/ Valve; Old Part, Exhaust Stock and Reorder.; Expansion Valve
1994OldsmobileAchievaN/Aw/ Valve; Old Part, Exhaust Stock and Reorder.; Expansion Valve
1994PontiacGrand AmN/Aw/ Valve; Old Part, Exhaust Stock and Reorder.; Expansion Valve

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

01474432111386551554621740718227220751930612031109473411257375865538655465952469450578095781070441575865595022A77519CWK758655EX7416PEX7417PCMT5020T38655

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.