HomeHVAC > Hoses and PipesFour Seasons 66899 A/C Refrigerant Suction Hose
Part #: 66899

Four Seasons 66899 A/C Refrigerant Suction Hose

Hose Assembly
⚙️ 4 vehicles fit this part
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦Hose Assembly
🚗Fitment: Chevrolet and Pontiac, Equinox and Torrent
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Reliable A/C Refrigerant Suction Hose for Chevrolet Equinox and Pontiac Torrent

The Four Seasons Hose Assembly 66899 is designed to maintain optimal air conditioning performance in your Chevrolet Equinox or Pontiac Torrent. Engineered with durable materials and precise fittings, this A/C refrigerant suction hose ensures efficient refrigerant flow and system reliability.

  • Constructed from aluminum and rubber for durability and flexibility
  • Features a flange on one end and a P-nut fitting on the other for secure connections
  • Compatible with R134a refrigerant systems
  • Includes gasket and two slim line sealing washers (O-Ring 24404) for leak prevention
  • Service port included for convenient maintenance
  • Designed without bracket or muffler for straightforward installation

About the Four Seasons Hose Assembly Product Line

The Hose Assembly line by Four Seasons focuses on delivering reliable hose solutions for HVAC systems in vehicles. This product line emphasizes quality materials and precise fitment to ensure proper refrigerant flow and system integrity. The 66899 hose assembly is part of this line, providing a direct replacement for the A/C refrigerant suction hose in select Chevrolet and Pontiac models.

Product Details and Specifications

This A/C refrigerant suction hose is constructed with a combination of aluminum and rubber, balancing strength and flexibility to withstand the demands of automotive HVAC systems. The hose features a flange connection on one end and a P-nut fitting on the other, ensuring compatibility with the original equipment. It is designed specifically for use with R134a refrigerant, the standard for many modern vehicles. The included gasket and two slim line sealing washers (O-Ring 24404) help maintain a secure, leak-free seal. The hose assembly does not include a bracket or muffler, simplifying the replacement process.

Common Applications and Issues Addressed

  • Replacement of worn or damaged A/C refrigerant suction hoses in Chevrolet Equinox and Pontiac Torrent
  • Resolving refrigerant leaks caused by degraded seals or fittings
  • Restoring proper refrigerant flow for efficient air conditioning performance
  • Addressing hose cracks or brittleness due to age or environmental exposure
  • Ensuring compatibility with R134a refrigerant systems

Installation Notes and Tips

When installing the Four Seasons Hose Assembly 66899, ensure all old seals and gaskets are removed and the mating surfaces are clean. Use the included gasket and O-rings to prevent leaks. Verify that the flange and P-nut fittings are properly tightened to manufacturer specifications. Since this hose assembly does not include a bracket or muffler, confirm that existing mounting points are secure and intact before installation.

Quality Assurance and Warranty

Four Seasons products are manufactured to meet or exceed OEM standards for fit, form, and function. The Hose Assembly 66899 undergoes rigorous quality control to ensure durability and performance in Chevrolet Equinox and Pontiac Torrent vehicles. Warranty information is available through Four Seasons and typically covers defects in material and workmanship under normal use.

BrandFour Seasons
Part Number66899
PositionHose Assembly
MaterialAluminum / rubber
End 1 TypeFlange
End 2 TypeP-nut fitting
Refrigerant TypeR134a
Gasket Or Seal IncludedIncluded
Switch Service PortNo
Bracket?W/o bracket
DescriptionHose assemblies
Muffler?W/o muffler
O-Ring A Number/Desc24404 / slim line sealing washer
O-Ring A Quantity2
Service Port IncludedYes

This part fits 4 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2009ChevroletEquinox3.6LV6N/AEvaporator End; Hose Assembly
2009PontiacTorrent3.6LV6N/AEvaporator End; Hose Assembly
2008ChevroletEquinox3.6LV6N/AEvaporator End; Hose Assembly
2008PontiacTorrent3.6LV6N/AEvaporator End; 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:

151438241534460211810481315166899A83579HA114417C

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