HomeHVAC > Hoses and PipesFour Seasons 56088 A/C Refrigerant Suction Hose
Part #: 56088

Four Seasons 56088 A/C Refrigerant Suction Hose

Hose Assembly
8 vehicles fit this part
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: Cadillac and Pontiac, DeVille and Bonneville
Easy Returns — Return within 60 days for a full refund
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Overview of Four Seasons Hose Assembly 56088

The Four Seasons Hose Assembly 56088 is designed specifically for Cadillac and Pontiac vehicles, including the Bonneville and DeVille models. This A/C refrigerant suction hose is engineered to meet original equipment specifications, ensuring reliable performance in your vehicle's HVAC system.

  • Constructed from durable aluminum and rubber materials
  • Equipped with P-nut fittings on both ends for secure connections
  • Compatible with R134-a refrigerant systems
  • Includes necessary gaskets and fittings for installation
  • Designed as a low-pressure suction line without a service port or muffler

Four Seasons Hose Assembly Product Line Details

The Hose Assembly product line from Four Seasons focuses on providing direct OE replacement hoses and pipes for automotive HVAC systems. These assemblies are built to maintain system integrity and ensure proper refrigerant flow. The 56088 part is part of this line, offering a reliable suction hose solution without additional components like brackets or mufflers, simplifying installation and maintenance.

Detailed Product Description

This A/C refrigerant suction hose assembly features a combination of aluminum and rubber materials, providing flexibility and durability under low-pressure conditions. Both ends of the hose use P-nut fittings, which are standard for secure and leak-free connections in R134-a refrigerant systems. The package includes two slimline washer O-rings (part number 24404) and all necessary fittings, ensuring a complete replacement part. The hose assembly does not include a service port, switch, bracket, or muffler, focusing solely on the suction line function.

Common Applications and Issues Addressed

  • Replacement of worn or damaged A/C refrigerant suction hoses in Cadillac Bonneville and Pontiac DeVille
  • Resolving refrigerant leaks caused by cracked or deteriorated hoses
  • Restoring proper low-pressure refrigerant flow in the HVAC system
  • Eliminating connection failures due to faulty fittings or seals
  • Maintaining system efficiency by using OE replacement components

Installation Notes and Tips

  • Ensure the vehicle is compatible: Cadillac Bonneville or Pontiac DeVille models
  • Verify the refrigerant type is R134-a before installation
  • Use included slimline washer O-rings to prevent leaks at connection points
  • Check for proper torque on P-nut fittings to avoid damage
  • Inspect surrounding components for wear during replacement

Quality Assurance and Warranty

The Four Seasons Hose Assembly 56088 is manufactured to meet or exceed original equipment standards, providing a reliable replacement part for your vehicle's HVAC system. This part is an OE replacement, ensuring compatibility and performance. While specific warranty details are not provided, Four Seasons products typically come with a limited warranty against defects in materials and workmanship.

BrandFour Seasons
Part Number56088
PositionHose Assembly
Bracket?w/o Bracket
Component TypeSuction Line
DescriptionHose Assemblies
End 1 TypeP-Nut Fitting
End 2 TypeP-Nut Fitting
Fittings IncludedIncluded
Friction Material Attachmentw/o Switch Port
Gasket Or Seal IncludedIncluded
MaterialAluminum / Rubber
Muffler?w/o Muffler
O-Ring A Number/Desc[24404] / Slimline Washer
O.E. Replacement?Yes
Refrigerant TypeR134-A
Service Port?w/o Service Port
Suction End TypeP-Nut Fitting
Switch Included?Not Included
System PressureLow Pressure

This part fits 8 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2005CadillacDeVilleN/ASuction Line; w/o Rear AC; Hose Assembly
2005PontiacBonneville4.6LV8N/AA/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly
2004CadillacDeVilleN/ASuction Line; w/o Rear AC; Hose Assembly
2004PontiacBonneville4.6LV8N/AA/C Refrigerant Suction Hose fits multiple vehicle models.; Hose Assembly
2003CadillacDeVilleN/ASuction Line; w/o Rear AC; Hose Assembly
2002CadillacDeVilleN/AVehicle w/o Rear AC; Hose Assembly
2001CadillacDeVilleN/AVehicle w/o Rear AC; Hose Assembly
2000CadillacDeVilleN/AVehicle w/o Rear AC; 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:

1532546201227256825302575969856088704552785463A70651ACD1532546HA11064CT56088

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