HomeHVAC > Hoses and PipesFour Seasons 65318 A/C Refrigerant Liquid Hose
Part #: 65318

Four Seasons 65318 A/C Refrigerant Liquid Hose

Hose Assembly
⚙️ 12 vehicles fit this part
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Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
📦Hose Assembly
🚗Fitment: Chevrolet and GMC, Canyon and Colorado
🔄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 65318

The Four Seasons Hose Assembly 65318 is designed specifically for Chevrolet and GMC trucks, including the Canyon and Colorado models. This A/C refrigerant liquid hose is engineered to meet the demands of modern R1234yf refrigerant systems, ensuring reliable performance and durability.

  • Constructed from durable aluminum and rubber materials
  • Features flange connections on both ends for secure fitting
  • Compatible with R1234yf refrigerant type
  • Includes gasket and fittings for proper sealing
  • Equipped with an orifice tube for precise refrigerant flow
  • Liquid line hose assembly without a bracket or service port

About the Four Seasons Hose Assembly Product Line

The Four Seasons Hose Assembly line focuses on providing high-quality hose assemblies tailored for HVAC systems in various vehicles. This product line emphasizes compatibility and durability, offering assemblies that integrate essential components such as orifice tubes and fittings. The 65318 hose assembly is part of this line, designed to meet the specific requirements of Chevrolet and GMC A/C systems using R1234yf refrigerant.

Detailed Product Description

The Four Seasons 65318 hose assembly combines aluminum and rubber materials to provide a balance of flexibility and strength, essential for handling refrigerant flow in automotive air conditioning systems. Both ends of the hose feature flange connections, ensuring a secure and leak-resistant fit. This liquid line hose assembly includes an orifice tube, which regulates refrigerant flow for optimal system performance. It is designed without a bracket or service port, focusing on a straightforward replacement part for the liquid line in compatible vehicles.

Common Applications and Issues Addressed

  • Replacement of worn or damaged A/C refrigerant liquid hoses in Chevrolet Canyon and GMC Colorado
  • Resolving refrigerant leaks caused by deteriorated hose materials or fittings
  • Addressing poor A/C system performance due to faulty orifice tube integration
  • Upgrading to a hose assembly compatible with R1234yf refrigerant systems
  • Fixing connection issues with flange-type hose ends

Installation Notes and Tips

When installing the Four Seasons Hose Assembly 65318, ensure the vehicle’s A/C system is properly evacuated and depressurized before removal of the old hose. Verify that the flange connections are clean and free of debris to ensure a tight seal with the included gasket. Since this assembly does not include a bracket, confirm that the existing mounting points are secure. Proper handling of the orifice tube during installation is critical to maintain system efficiency.

Quality Assurance and Warranty

Four Seasons products are manufactured to meet industry standards for automotive HVAC components. The 65318 hose assembly undergoes rigorous quality control to ensure durability and compatibility with Chevrolet Canyon and GMC Colorado models. Warranty details are provided by Four Seasons and typically cover defects in materials and workmanship under normal use.

BrandFour Seasons
Part Number65318
PositionHose Assembly
MaterialAluminum / rubber
End 1 TypeFlange
End 2 TypeFlange
Refrigerant TypeR1234yf
Gasket Or Seal IncludedIncluded
Fittings IncludedIncluded
Bracket?W/o bracket
DescriptionHose assemblies
Orifice Tube?W/ orifice tube
Service Port IncludedNo
StyleLiquid line hose assembly w/o orifice tube
Switch Port IncludedNo
TypeLiquid line

This part fits 12 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2022ChevroletColorado2.8LL4N/Aw/o Orifice Tube; Hose Assembly
2022GMCCanyon2.8LL4N/Aw/o Orifice Tube; Hose Assembly
2021ChevroletColorado2.8LL4N/Aw/o Orifice Tube; Hose Assembly
2021GMCCanyon2.8LL4N/Aw/o Orifice Tube; Hose Assembly
2020ChevroletColorado2.8LL4N/Aw/o Orifice Tube; Hose Assembly
2020GMCCanyon2.8LL4N/Aw/o Orifice Tube; Hose Assembly
2019ChevroletColorado2.8LL4N/Aw/o Orifice Tube; Hose Assembly
2019GMCCanyon2.8LL4N/Aw/o Orifice Tube; Hose Assembly
2018ChevroletColorado2.8LL4N/Aw/o Orifice Tube; Hose Assembly
2018GMCCanyon2.8LL4N/Aw/o Orifice Tube; Hose Assembly
2017ChevroletColorado2.8LL4N/Aw/o Orifice Tube; Hose Assembly
2017GMCCanyon2.8LL4N/Aw/o Orifice Tube; 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:

1534908212612653188407532784586760A66205

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