HomeHVAC > Hoses and PipesFour Seasons 55104 A/C Refrigerant Suction Hose
Part #: 55104

Four Seasons 55104 A/C Refrigerant Suction Hose

Hose Assembly
⚙️ 13 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Hose Assembly
🚗Fitment: Cadillac, DeVille, Eldorado, and Seville
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Four Seasons Hose Assembly 55104

The Four Seasons Hose Assembly 55104 is designed specifically for Cadillac DeVille, Eldorado, and Seville models. This A/C refrigerant suction hose ensures reliable low-pressure system performance with durable aluminum and rubber construction.

  • Material: Aluminum and rubber for durability and flexibility
  • End 1 Type: Female o-ring connection
  • End 2 Type: Dual o-ring connection
  • Refrigerant Type: Compatible with R134-a refrigerant
  • Includes gasket and fittings for secure installation
  • Equipped with a low-pressure suction line and a service port with quick disconnect
  • O-rings included: Four green o-rings [24642] and one green o-ring [24650]
  • Service port size: 13 mm with R134-a quick disconnect
  • Switch service port included but switch not included
  • OEM replacement part designed without bracket or muffler

About the Four Seasons Hose Assembly Product Line

The Four Seasons Hose Assembly product line focuses on providing complete hose assemblies for automotive HVAC systems. These assemblies combine high-quality materials and precise fittings to ensure compatibility and performance. The 55104 hose assembly is part of this line, offering a direct replacement for original equipment suction lines in select Cadillac models, maintaining system integrity and refrigerant flow.

Detailed Product Description

This A/C refrigerant suction hose assembly is engineered for low-pressure side applications in Cadillac DeVille, Eldorado, and Seville vehicles. Constructed from aluminum and rubber, it balances strength and flexibility to withstand typical HVAC system conditions. The female dual o-ring suction end and female o-ring connection on the opposite end provide secure, leak-resistant seals. The included gasket and fittings simplify installation, while the integrated service port with a 13 mm R134-a quick disconnect allows for efficient system servicing. The hose assembly does not include a bracket or muffler, aligning with original equipment specifications.

Common Issues Addressed by This Hose Assembly

  • Leaking refrigerant due to worn or damaged suction hoses
  • Reduced A/C system efficiency from compromised low-pressure lines
  • Difficulty servicing the A/C system without a proper service port
  • Incompatibility with R134-a refrigerant in older or damaged hoses
  • Failure of OEM suction lines causing system pressure loss

Installation Notes and Tips

  • Ensure vehicle compatibility: Cadillac DeVille, Eldorado, and Seville models
  • Verify refrigerant type R134-a before installation
  • Use included gasket and fittings for proper sealing
  • Check O-ring condition and replace if necessary during installation
  • Do not reuse old hoses or fittings to prevent leaks

Quality Assurance and Warranty

The Four Seasons Hose Assembly 55104 is an OEM replacement part designed to meet or exceed original equipment specifications. It includes all necessary fittings and seals for a reliable installation. While specific warranty details are not provided, Four Seasons products typically adhere to industry standards for durability and performance in automotive HVAC applications.

BrandFour Seasons
Part Number55104
PositionHose Assembly
Bracket?w/o Bracket
Component TypeSuction Line
DescriptionHose Assemblies
End 1 TypeFemale O-Ring
End 2 TypeDual O-Ring
Fittings IncludedIncluded
Friction Material Attachmentw/ Switch Port
Gasket Or Seal IncludedIncluded
MaterialAluminum / Rubber
Muffler?w/o Muffler
O-Ring A Number/Desc[24642] / Green O-Ring
O-Ring B Number/Desc[24650] / Green O-Ring
O.E. Replacement?Yes
Refrigerant TypeR134-A
Service Port Qty1
Service Port Size13 mm
Service Port TypeR134-A Quick Disconnect
Service Port?w/ Service Port
Suction End TypeFemale Dual O-Ring
Sve Port Low SideLow Side
Switch Included?Not Included
Switch Port SizeM12x1.500
System PressureLow Pressure

This part fits 13 vehicles. Search below:

YearMakeModelPositionNotes
2002CadillacDeVilleN/AA/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly
2002CadillacEldoradoN/ASuction Line; Evaporator to Accumulator; Hose Assembly
2001CadillacDeVilleN/AA/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly
2001CadillacEldoradoN/ASuction Line; Evaporator to Accumulator; Hose Assembly
2000CadillacDeVilleN/AA/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly
2000CadillacEldoradoN/ASuction Line; Evaporator to Accumulator; Hose Assembly
1999CadillacDeVilleN/ASuction Line; Evaporator to Accumulator; Hose Assembly
1999CadillacEldoradoN/ASuction Line; Evaporator to Accumulator; Hose Assembly
1998CadillacDeVilleN/ASuction Line; Evaporator to Accumulator; Hose Assembly
1998CadillacEldoradoN/ASuction Line; Evaporator to Accumulator; Hose Assembly
1997CadillacDeVilleN/ASuction Line; Evaporator to Accumulator; Hose Assembly
1997CadillacEldoradoN/ASuction Line; Evaporator to Accumulator; Hose Assembly
1997CadillacSevilleN/ASuction Line; Accumulator to Evaporator; Hose Assembly

* 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:

111551041530998153434619188020200104256372992567237155104704653785230A70104ACD1530998CWK785230HA112602T55104

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